diff options
Diffstat (limited to 'arch/arm/mach-orion5x')
42 files changed, 6486 insertions, 1525 deletions
diff --git a/arch/arm/mach-orion5x/Kconfig b/arch/arm/mach-orion5x/Kconfig index 93debf33615..2412efb6cdd 100644 --- a/arch/arm/mach-orion5x/Kconfig +++ b/arch/arm/mach-orion5x/Kconfig @@ -2,6 +2,18 @@ if ARCH_ORION5X menu "Orion Implementations" +config ARCH_ORION5X_DT + bool "Marvell Orion5x Flattened Device Tree" + select USE_OF + select ORION_CLK + select ORION_IRQCHIP + select ORION_TIMER + select PINCTRL + select PINCTRL_ORION + help + Say 'Y' here if you want your kernel to support the + Marvell Orion5x using flattened device tree. + config MACH_DB88F5281 bool "Marvell Orion-2 Development Board" select I2C_BOARDINFO @@ -16,6 +28,14 @@ config MACH_RD88F5182 Say 'Y' here if you want your kernel to support the Marvell Orion-NAS (88F5182) RD2 +config MACH_RD88F5182_DT + bool "Marvell Orion-NAS Reference Design (Flattened Device Tree)" + select ARCH_ORION5X_DT + select I2C_BOARDINFO + help + Say 'Y' here if you want your kernel to support the Marvell + Orion-NAS (88F5182) RD2, Flattened Device Tree. + config MACH_KUROBOX_PRO bool "KuroBox Pro" select I2C_BOARDINFO @@ -36,6 +56,12 @@ config MACH_TS209 Say 'Y' here if you want your kernel to support the QNAP TS-109/TS-209 platform. +config MACH_TERASTATION_PRO2 + bool "Buffalo Terastation Pro II/Live" + help + Say 'Y' here if you want your kernel to support the + Buffalo Terastation Pro II/Live platform. + config MACH_LINKSTATION_PRO bool "Buffalo Linkstation Pro/Live" select I2C_BOARDINFO @@ -44,6 +70,96 @@ config MACH_LINKSTATION_PRO Buffalo Linkstation Pro/Live platform. Both v1 and v2 devices are supported. +config MACH_LINKSTATION_LSCHL + bool "Buffalo Linkstation Live v3 (LS-CHL)" + select I2C_BOARDINFO + help + Say 'Y' here if you want your kernel to support the + Buffalo Linkstation Live v3 (LS-CHL) platform. + +config MACH_LINKSTATION_MINI + bool "Buffalo Linkstation Mini" + select I2C_BOARDINFO + help + Say 'Y' here if you want your kernel to support the + Buffalo Linkstation Mini platform. + +config MACH_LINKSTATION_LS_HGL + bool "Buffalo Linkstation LS-HGL" + select I2C_BOARDINFO + help + Say 'Y' here if you want your kernel to support the + Buffalo Linkstation LS-HGL platform. + +config MACH_TS409 + bool "QNAP TS-409" + help + Say 'Y' here if you want your kernel to support the + QNAP TS-409 platform. + +config MACH_WRT350N_V2 + bool "Linksys WRT350N v2" + help + Say 'Y' here if you want your kernel to support the + Linksys WRT350N v2 platform. + +config MACH_TS78XX + bool "Technologic Systems TS-78xx" + help + Say 'Y' here if you want your kernel to support the + Technologic Systems TS-78xx platform. + +config MACH_MV2120 + bool "HP Media Vault mv2120" + help + Say 'Y' here if you want your kernel to support the + HP Media Vault mv2120 or mv5100. + +config MACH_D2NET_DT + bool "LaCie d2 Network / Big Disk Network (Flattened Device Tree)" + select ARCH_ORION5X_DT + help + Say 'Y' here if you want your kernel to support the + LaCie d2 Network NAS. + +config MACH_NET2BIG + bool "LaCie 2Big Network" + select I2C_BOARDINFO + help + Say 'Y' here if you want your kernel to support the + LaCie 2Big Network NAS. + +config MACH_MSS2_DT + bool "Maxtor Shared Storage II (Flattened Device Tree)" + select ARCH_ORION5X_DT + help + Say 'Y' here if you want your kernel to support the + Maxtor Shared Storage II platform. + +config MACH_WNR854T + bool "Netgear WNR854T" + help + Say 'Y' here if you want your kernel to support the + Netgear WNR854T platform. + +config MACH_RD88F5181L_GE + bool "Marvell Orion-VoIP GE Reference Design" + help + Say 'Y' here if you want your kernel to support the + Marvell Orion-VoIP GE (88F5181L) RD. + +config MACH_RD88F5181L_FXO + bool "Marvell Orion-VoIP FXO Reference Design" + help + Say 'Y' here if you want your kernel to support the + Marvell Orion-VoIP FXO (88F5181L) RD. + +config MACH_RD88F6183AP_GE + bool "Marvell Orion-1-90 AP GE Reference Design" + help + Say 'Y' here if you want your kernel to support the + Marvell Orion-1-90 (88F6183) AP GE RD. + endmenu endif diff --git a/arch/arm/mach-orion5x/Makefile b/arch/arm/mach-orion5x/Makefile index 9301bf55910..a40b5c9a58c 100644 --- a/arch/arm/mach-orion5x/Makefile +++ b/arch/arm/mach-orion5x/Makefile @@ -1,7 +1,25 @@ -obj-y += common.o addr-map.o pci.o gpio.o irq.o +obj-y += common.o pci.o irq.o mpp.o obj-$(CONFIG_MACH_DB88F5281) += db88f5281-setup.o obj-$(CONFIG_MACH_RD88F5182) += rd88f5182-setup.o obj-$(CONFIG_MACH_KUROBOX_PRO) += kurobox_pro-setup.o +obj-$(CONFIG_MACH_TERASTATION_PRO2) += terastation_pro2-setup.o obj-$(CONFIG_MACH_LINKSTATION_PRO) += kurobox_pro-setup.o +obj-$(CONFIG_MACH_LINKSTATION_MINI) += lsmini-setup.o +obj-$(CONFIG_MACH_LINKSTATION_LS_HGL) += ls_hgl-setup.o obj-$(CONFIG_MACH_DNS323) += dns323-setup.o -obj-$(CONFIG_MACH_TS209) += ts209-setup.o +obj-$(CONFIG_MACH_TS209) += ts209-setup.o tsx09-common.o +obj-$(CONFIG_MACH_TS409) += ts409-setup.o tsx09-common.o +obj-$(CONFIG_MACH_WRT350N_V2) += wrt350n-v2-setup.o +obj-$(CONFIG_MACH_TS78XX) += ts78xx-setup.o +obj-$(CONFIG_MACH_MV2120) += mv2120-setup.o +obj-$(CONFIG_MACH_NET2BIG) += net2big-setup.o +obj-$(CONFIG_MACH_WNR854T) += wnr854t-setup.o +obj-$(CONFIG_MACH_RD88F5181L_GE) += rd88f5181l-ge-setup.o +obj-$(CONFIG_MACH_RD88F5181L_FXO) += rd88f5181l-fxo-setup.o +obj-$(CONFIG_MACH_RD88F6183AP_GE) += rd88f6183ap-ge-setup.o +obj-$(CONFIG_MACH_LINKSTATION_LSCHL) += ls-chl-setup.o + +obj-$(CONFIG_ARCH_ORION5X_DT) += board-dt.o +obj-$(CONFIG_MACH_D2NET_DT) += board-d2net.o +obj-$(CONFIG_MACH_MSS2_DT) += board-mss2.o +obj-$(CONFIG_MACH_RD88F5182_DT) += board-rd88f5182.o diff --git a/arch/arm/mach-orion5x/Makefile.boot b/arch/arm/mach-orion5x/Makefile.boot index 67039c3e0c4..760a0efe758 100644 --- a/arch/arm/mach-orion5x/Makefile.boot +++ b/arch/arm/mach-orion5x/Makefile.boot @@ -1,3 +1,3 @@ - zreladdr-y := 0x00008000 + zreladdr-y += 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00800000 diff --git a/arch/arm/mach-orion5x/addr-map.c b/arch/arm/mach-orion5x/addr-map.c deleted file mode 100644 index e63fb05dc89..00000000000 --- a/arch/arm/mach-orion5x/addr-map.c +++ /dev/null @@ -1,180 +0,0 @@ -/* - * arch/arm/mach-orion5x/addr-map.c - * - * Address map functions for Marvell Orion 5x SoCs - * - * Maintainer: Tzachi Perelstein <tzachi@marvell.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/mbus.h> -#include <asm/hardware.h> -#include <asm/io.h> -#include "common.h" - -/* - * The Orion has fully programable address map. There's a separate address - * map for each of the device _master_ interfaces, e.g. CPU, PCI, PCIe, USB, - * Gigabit Ethernet, DMA/XOR engines, etc. Each interface has its own - * address decode windows that allow it to access any of the Orion resources. - * - * CPU address decoding -- - * Linux assumes that it is the boot loader that already setup the access to - * DDR and internal registers. - * Setup access to PCI and PCIe IO/MEM space is issued by this file. - * Setup access to various devices located on the device bus interface (e.g. - * flashes, RTC, etc) should be issued by machine-setup.c according to - * specific board population (by using orion5x_setup_*_win()). - * - * Non-CPU Masters address decoding -- - * Unlike the CPU, we setup the access from Orion's master interfaces to DDR - * banks only (the typical use case). - * Setup access for each master to DDR is issued by platform device setup. - */ - -/* - * Generic Address Decode Windows bit settings - */ -#define TARGET_DDR 0 -#define TARGET_DEV_BUS 1 -#define TARGET_PCI 3 -#define TARGET_PCIE 4 -#define ATTR_PCIE_MEM 0x59 -#define ATTR_PCIE_IO 0x51 -#define ATTR_PCIE_WA 0x79 -#define ATTR_PCI_MEM 0x59 -#define ATTR_PCI_IO 0x51 -#define ATTR_DEV_CS0 0x1e -#define ATTR_DEV_CS1 0x1d -#define ATTR_DEV_CS2 0x1b -#define ATTR_DEV_BOOT 0xf - -/* - * Helpers to get DDR bank info - */ -#define DDR_BASE_CS(n) ORION5X_DDR_REG(0x1500 + ((n) << 3)) -#define DDR_SIZE_CS(n) ORION5X_DDR_REG(0x1504 + ((n) << 3)) - -/* - * CPU Address Decode Windows registers - */ -#define CPU_WIN_CTRL(n) ORION5X_BRIDGE_REG(0x000 | ((n) << 4)) -#define CPU_WIN_BASE(n) ORION5X_BRIDGE_REG(0x004 | ((n) << 4)) -#define CPU_WIN_REMAP_LO(n) ORION5X_BRIDGE_REG(0x008 | ((n) << 4)) -#define CPU_WIN_REMAP_HI(n) ORION5X_BRIDGE_REG(0x00c | ((n) << 4)) - - -struct mbus_dram_target_info orion5x_mbus_dram_info; - -static int __init orion5x_cpu_win_can_remap(int win) -{ - u32 dev, rev; - - orion5x_pcie_id(&dev, &rev); - if ((dev == MV88F5281_DEV_ID && win < 4) - || (dev == MV88F5182_DEV_ID && win < 2) - || (dev == MV88F5181_DEV_ID && win < 2)) - return 1; - - return 0; -} - -static void __init setup_cpu_win(int win, u32 base, u32 size, - u8 target, u8 attr, int remap) -{ - orion5x_write(CPU_WIN_BASE(win), base & 0xffff0000); - orion5x_write(CPU_WIN_CTRL(win), - ((size - 1) & 0xffff0000) | (attr << 8) | (target << 4) | 1); - - if (orion5x_cpu_win_can_remap(win)) { - if (remap < 0) - remap = base; - - orion5x_write(CPU_WIN_REMAP_LO(win), remap & 0xffff0000); - orion5x_write(CPU_WIN_REMAP_HI(win), 0); - } -} - -void __init orion5x_setup_cpu_mbus_bridge(void) -{ - int i; - int cs; - - /* - * First, disable and clear windows. - */ - for (i = 0; i < 8; i++) { - orion5x_write(CPU_WIN_BASE(i), 0); - orion5x_write(CPU_WIN_CTRL(i), 0); - if (orion5x_cpu_win_can_remap(i)) { - orion5x_write(CPU_WIN_REMAP_LO(i), 0); - orion5x_write(CPU_WIN_REMAP_HI(i), 0); - } - } - - /* - * Setup windows for PCI+PCIe IO+MEM space. - */ - setup_cpu_win(0, ORION5X_PCIE_IO_PHYS_BASE, ORION5X_PCIE_IO_SIZE, - TARGET_PCIE, ATTR_PCIE_IO, ORION5X_PCIE_IO_BUS_BASE); - setup_cpu_win(1, ORION5X_PCI_IO_PHYS_BASE, ORION5X_PCI_IO_SIZE, - TARGET_PCI, ATTR_PCI_IO, ORION5X_PCI_IO_BUS_BASE); - setup_cpu_win(2, ORION5X_PCIE_MEM_PHYS_BASE, ORION5X_PCIE_MEM_SIZE, - TARGET_PCIE, ATTR_PCIE_MEM, -1); - setup_cpu_win(3, ORION5X_PCI_MEM_PHYS_BASE, ORION5X_PCI_MEM_SIZE, - TARGET_PCI, ATTR_PCI_MEM, -1); - - /* - * Setup MBUS dram target info. - */ - orion5x_mbus_dram_info.mbus_dram_target_id = TARGET_DDR; - - for (i = 0, cs = 0; i < 4; i++) { - u32 base = readl(DDR_BASE_CS(i)); - u32 size = readl(DDR_SIZE_CS(i)); - - /* - * Chip select enabled? - */ - if (size & 1) { - struct mbus_dram_window *w; - - w = &orion5x_mbus_dram_info.cs[cs++]; - w->cs_index = i; - w->mbus_attr = 0xf & ~(1 << i); - w->base = base & 0xff000000; - w->size = (size | 0x00ffffff) + 1; - } - } - orion5x_mbus_dram_info.num_cs = cs; -} - -void __init orion5x_setup_dev_boot_win(u32 base, u32 size) -{ - setup_cpu_win(4, base, size, TARGET_DEV_BUS, ATTR_DEV_BOOT, -1); -} - -void __init orion5x_setup_dev0_win(u32 base, u32 size) -{ - setup_cpu_win(5, base, size, TARGET_DEV_BUS, ATTR_DEV_CS0, -1); -} - -void __init orion5x_setup_dev1_win(u32 base, u32 size) -{ - setup_cpu_win(6, base, size, TARGET_DEV_BUS, ATTR_DEV_CS1, -1); -} - -void __init orion5x_setup_dev2_win(u32 base, u32 size) -{ - setup_cpu_win(7, base, size, TARGET_DEV_BUS, ATTR_DEV_CS2, -1); -} - -void __init orion5x_setup_pcie_wa_win(u32 base, u32 size) -{ - setup_cpu_win(7, base, size, TARGET_PCIE, ATTR_PCIE_WA, -1); -} diff --git a/arch/arm/mach-orion5x/board-d2net.c b/arch/arm/mach-orion5x/board-d2net.c new file mode 100644 index 00000000000..8a728412415 --- /dev/null +++ b/arch/arm/mach-orion5x/board-d2net.c @@ -0,0 +1,109 @@ +/* + * arch/arm/mach-orion5x/board-d2net.c + * + * LaCie d2Network and Big Disk Network NAS setup + * + * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/irq.h> +#include <linux/leds.h> +#include <linux/gpio.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include <plat/orion-gpio.h> +#include "common.h" + +/***************************************************************************** + * LaCie d2 Network Info + ****************************************************************************/ + +/***************************************************************************** + * GPIO LED's + ****************************************************************************/ + +/* + * The blue front LED is wired to the CPLD and can blink in relation with the + * SATA activity. + * + * The following array detail the different LED registers and the combination + * of their possible values: + * + * led_off | blink_ctrl | SATA active | LED state + * | | | + * 1 | x | x | off + * 0 | 0 | 0 | off + * 0 | 1 | 0 | blink (rate 300ms) + * 0 | x | 1 | on + * + * Notes: The blue and the red front LED's can't be on at the same time. + * Red LED have priority. + */ + +#define D2NET_GPIO_RED_LED 6 +#define D2NET_GPIO_BLUE_LED_BLINK_CTRL 16 +#define D2NET_GPIO_BLUE_LED_OFF 23 + +static struct gpio_led d2net_leds[] = { + { + .name = "d2net:blue:sata", + .default_trigger = "default-on", + .gpio = D2NET_GPIO_BLUE_LED_OFF, + .active_low = 1, + }, + { + .name = "d2net:red:fail", + .gpio = D2NET_GPIO_RED_LED, + }, +}; + +static struct gpio_led_platform_data d2net_led_data = { + .num_leds = ARRAY_SIZE(d2net_leds), + .leds = d2net_leds, +}; + +static struct platform_device d2net_gpio_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &d2net_led_data, + }, +}; + +static void __init d2net_gpio_leds_init(void) +{ + int err; + + /* Configure register blink_ctrl to allow SATA activity LED blinking. */ + err = gpio_request(D2NET_GPIO_BLUE_LED_BLINK_CTRL, "blue LED blink"); + if (err == 0) { + err = gpio_direction_output(D2NET_GPIO_BLUE_LED_BLINK_CTRL, 1); + if (err) + gpio_free(D2NET_GPIO_BLUE_LED_BLINK_CTRL); + } + if (err) + pr_err("d2net: failed to configure blue LED blink GPIO\n"); + + platform_device_register(&d2net_gpio_leds); +} + +/***************************************************************************** + * General Setup + ****************************************************************************/ + +void __init d2net_init(void) +{ + d2net_gpio_leds_init(); + + pr_notice("d2net: Flash write are not yet supported.\n"); +} diff --git a/arch/arm/mach-orion5x/board-dt.c b/arch/arm/mach-orion5x/board-dt.c new file mode 100644 index 00000000000..79f033b1ddf --- /dev/null +++ b/arch/arm/mach-orion5x/board-dt.c @@ -0,0 +1,82 @@ +/* + * Copyright 2012 (C), Thomas Petazzoni <thomas.petazzoni@free-electrons.com> + * + * arch/arm/mach-orion5x/board-dt.c + * + * Flattened Device Tree board initialization + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/of.h> +#include <linux/of_platform.h> +#include <linux/cpu.h> +#include <linux/mbus.h> +#include <linux/clk-provider.h> +#include <linux/clocksource.h> +#include <asm/system_misc.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <mach/orion5x.h> +#include <mach/bridge-regs.h> +#include <plat/irq.h> +#include <plat/time.h> +#include "common.h" + +static struct of_dev_auxdata orion5x_auxdata_lookup[] __initdata = { + OF_DEV_AUXDATA("marvell,orion-spi", 0xf1010600, "orion_spi.0", NULL), + OF_DEV_AUXDATA("marvell,mv64xxx-i2c", 0xf1011000, "mv64xxx_i2c.0", + NULL), + OF_DEV_AUXDATA("marvell,orion-wdt", 0xf1020300, "orion_wdt", NULL), + OF_DEV_AUXDATA("marvell,orion-sata", 0xf1080000, "sata_mv.0", NULL), + OF_DEV_AUXDATA("marvell,orion-crypto", 0xf1090000, "mv_crypto", NULL), + {}, +}; + +static void __init orion5x_dt_init(void) +{ + char *dev_name; + u32 dev, rev; + + orion5x_id(&dev, &rev, &dev_name); + printk(KERN_INFO "Orion ID: %s. TCLK=%d.\n", dev_name, orion5x_tclk); + + BUG_ON(mvebu_mbus_dt_init(false)); + + /* + * Setup Orion address map + */ + orion5x_setup_wins(); + + /* + * Don't issue "Wait for Interrupt" instruction if we are + * running on D0 5281 silicon. + */ + if (dev == MV88F5281_DEV_ID && rev == MV88F5281_REV_D0) { + printk(KERN_INFO "Orion: Applying 5281 D0 WFI workaround.\n"); + cpu_idle_poll_ctrl(true); + } + + if (of_machine_is_compatible("maxtor,shared-storage-2")) + mss2_init(); + + of_platform_populate(NULL, of_default_bus_match_table, + orion5x_auxdata_lookup, NULL); +} + +static const char *orion5x_dt_compat[] = { + "marvell,orion5x", + NULL, +}; + +DT_MACHINE_START(ORION5X_DT, "Marvell Orion5x (Flattened Device Tree)") + /* Maintainer: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> */ + .map_io = orion5x_map_io, + .init_machine = orion5x_dt_init, + .restart = orion5x_restart, + .dt_compat = orion5x_dt_compat, +MACHINE_END diff --git a/arch/arm/mach-orion5x/board-mss2.c b/arch/arm/mach-orion5x/board-mss2.c new file mode 100644 index 00000000000..66f9c3ba86c --- /dev/null +++ b/arch/arm/mach-orion5x/board-mss2.c @@ -0,0 +1,90 @@ +/* + * Maxtor Shared Storage II Board Setup + * + * Maintainer: Sylver Bruneau <sylver.bruneau@googlemail.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/irq.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include <mach/bridge-regs.h> +#include "common.h" + +/***************************************************************************** + * Maxtor Shared Storage II Info + ****************************************************************************/ + +/**************************************************************************** + * PCI setup + ****************************************************************************/ +static int __init mss2_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) +{ + int irq; + + /* + * Check for devices with hard-wired IRQs. + */ + irq = orion5x_pci_map_irq(dev, slot, pin); + if (irq != -1) + return irq; + + return -1; +} + +static struct hw_pci mss2_pci __initdata = { + .nr_controllers = 2, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = mss2_pci_map_irq, +}; + +static int __init mss2_pci_init(void) +{ + if (machine_is_mss2()) + pci_common_init(&mss2_pci); + + return 0; +} +subsys_initcall(mss2_pci_init); + +/***************************************************************************** + * MSS2 power off method + ****************************************************************************/ +/* + * On the Maxtor Shared Storage II, the shutdown process is the following : + * - Userland modifies U-boot env to tell U-boot to go idle at next boot + * - The board reboots + * - U-boot starts and go into an idle mode until the user press "power" + */ +static void mss2_power_off(void) +{ + u32 reg; + + /* + * Enable and issue soft reset + */ + reg = readl(RSTOUTn_MASK); + reg |= 1 << 2; + writel(reg, RSTOUTn_MASK); + + reg = readl(CPU_SOFT_RESET); + reg |= 1; + writel(reg, CPU_SOFT_RESET); +} + +void __init mss2_init(void) +{ + /* register mss2 specific power-off method */ + pm_power_off = mss2_power_off; +} diff --git a/arch/arm/mach-orion5x/board-rd88f5182.c b/arch/arm/mach-orion5x/board-rd88f5182.c new file mode 100644 index 00000000000..270824b0e50 --- /dev/null +++ b/arch/arm/mach-orion5x/board-rd88f5182.c @@ -0,0 +1,116 @@ +/* + * arch/arm/mach-orion5x/rd88f5182-setup.c + * + * Marvell Orion-NAS Reference Design Setup + * + * Maintainer: Ronen Shitrit <rshitrit@marvell.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/irq.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include "common.h" + +/***************************************************************************** + * RD-88F5182 Info + ****************************************************************************/ + +/* + * PCI + */ + +#define RD88F5182_PCI_SLOT0_OFFS 7 +#define RD88F5182_PCI_SLOT0_IRQ_A_PIN 7 +#define RD88F5182_PCI_SLOT0_IRQ_B_PIN 6 + +/***************************************************************************** + * PCI + ****************************************************************************/ + +static void __init rd88f5182_pci_preinit(void) +{ + int pin; + + /* + * Configure PCI GPIO IRQ pins + */ + pin = RD88F5182_PCI_SLOT0_IRQ_A_PIN; + if (gpio_request(pin, "PCI IntA") == 0) { + if (gpio_direction_input(pin) == 0) { + irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); + } else { + printk(KERN_ERR "rd88f5182_pci_preinit failed to " + "set_irq_type pin %d\n", pin); + gpio_free(pin); + } + } else { + printk(KERN_ERR "rd88f5182_pci_preinit failed to request gpio %d\n", pin); + } + + pin = RD88F5182_PCI_SLOT0_IRQ_B_PIN; + if (gpio_request(pin, "PCI IntB") == 0) { + if (gpio_direction_input(pin) == 0) { + irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); + } else { + printk(KERN_ERR "rd88f5182_pci_preinit failed to " + "set_irq_type pin %d\n", pin); + gpio_free(pin); + } + } else { + printk(KERN_ERR "rd88f5182_pci_preinit failed to gpio_request %d\n", pin); + } +} + +static int __init rd88f5182_pci_map_irq(const struct pci_dev *dev, u8 slot, + u8 pin) +{ + int irq; + + /* + * Check for devices with hard-wired IRQs. + */ + irq = orion5x_pci_map_irq(dev, slot, pin); + if (irq != -1) + return irq; + + /* + * PCI IRQs are connected via GPIOs + */ + switch (slot - RD88F5182_PCI_SLOT0_OFFS) { + case 0: + if (pin == 1) + return gpio_to_irq(RD88F5182_PCI_SLOT0_IRQ_A_PIN); + else + return gpio_to_irq(RD88F5182_PCI_SLOT0_IRQ_B_PIN); + default: + return -1; + } +} + +static struct hw_pci rd88f5182_pci __initdata = { + .nr_controllers = 2, + .preinit = rd88f5182_pci_preinit, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = rd88f5182_pci_map_irq, +}; + +static int __init rd88f5182_pci_init(void) +{ + if (of_machine_is_compatible("marvell,rd-88f5182-nas")) + pci_common_init(&rd88f5182_pci); + + return 0; +} + +subsys_initcall(rd88f5182_pci_init); diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c index 4f13fd037f0..6bbb7b55c6d 100644 --- a/arch/arm/mach-orion5x/common.c +++ b/arch/arm/mach-orion5x/common.c @@ -13,22 +13,27 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> +#include <linux/dma-mapping.h> #include <linux/serial_8250.h> -#include <linux/mbus.h> -#include <linux/mv643xx_eth.h> #include <linux/mv643xx_i2c.h> #include <linux/ata_platform.h> +#include <linux/delay.h> +#include <linux/clk-provider.h> +#include <linux/cpu.h> +#include <net/dsa.h> #include <asm/page.h> #include <asm/setup.h> -#include <asm/timex.h> +#include <asm/system_misc.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/time.h> -#include <asm/arch/hardware.h> -#include <asm/arch/orion5x.h> -#include <asm/plat-orion/ehci-orion.h> -#include <asm/plat-orion/orion_nand.h> -#include <asm/plat-orion/time.h> +#include <mach/bridge-regs.h> +#include <mach/hardware.h> +#include <mach/orion5x.h> +#include <linux/platform_data/mtd-orion_nand.h> +#include <linux/platform_data/usb-ehci-orion.h> +#include <plat/time.h> +#include <plat/common.h> #include "common.h" /***************************************************************************** @@ -36,28 +41,15 @@ ****************************************************************************/ static struct map_desc orion5x_io_desc[] __initdata = { { - .virtual = ORION5X_REGS_VIRT_BASE, + .virtual = (unsigned long) ORION5X_REGS_VIRT_BASE, .pfn = __phys_to_pfn(ORION5X_REGS_PHYS_BASE), .length = ORION5X_REGS_SIZE, - .type = MT_DEVICE - }, - { - .virtual = ORION5X_PCIE_IO_VIRT_BASE, - .pfn = __phys_to_pfn(ORION5X_PCIE_IO_PHYS_BASE), - .length = ORION5X_PCIE_IO_SIZE, - .type = MT_DEVICE - }, - { - .virtual = ORION5X_PCI_IO_VIRT_BASE, - .pfn = __phys_to_pfn(ORION5X_PCI_IO_PHYS_BASE), - .length = ORION5X_PCI_IO_SIZE, - .type = MT_DEVICE - }, - { - .virtual = ORION5X_PCIE_WA_VIRT_BASE, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long) ORION5X_PCIE_WA_VIRT_BASE, .pfn = __phys_to_pfn(ORION5X_PCIE_WA_PHYS_BASE), .length = ORION5X_PCIE_WA_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, }; @@ -66,270 +58,221 @@ void __init orion5x_map_io(void) iotable_init(orion5x_io_desc, ARRAY_SIZE(orion5x_io_desc)); } + /***************************************************************************** - * UART + * CLK tree ****************************************************************************/ +static struct clk *tclk; -static struct resource orion5x_uart_resources[] = { - { - .start = UART0_PHYS_BASE, - .end = UART0_PHYS_BASE + 0xff, - .flags = IORESOURCE_MEM, - }, - { - .start = IRQ_ORION5X_UART0, - .end = IRQ_ORION5X_UART0, - .flags = IORESOURCE_IRQ, - }, - { - .start = UART1_PHYS_BASE, - .end = UART1_PHYS_BASE + 0xff, - .flags = IORESOURCE_MEM, - }, - { - .start = IRQ_ORION5X_UART1, - .end = IRQ_ORION5X_UART1, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct plat_serial8250_port orion5x_uart_data[] = { - { - .mapbase = UART0_PHYS_BASE, - .membase = (char *)UART0_VIRT_BASE, - .irq = IRQ_ORION5X_UART0, - .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = ORION5X_TCLK, - }, - { - .mapbase = UART1_PHYS_BASE, - .membase = (char *)UART1_VIRT_BASE, - .irq = IRQ_ORION5X_UART1, - .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = ORION5X_TCLK, - }, - { }, -}; +void __init clk_init(void) +{ + tclk = clk_register_fixed_rate(NULL, "tclk", NULL, CLK_IS_ROOT, + orion5x_tclk); -static struct platform_device orion5x_uart = { - .name = "serial8250", - .id = PLAT8250_DEV_PLATFORM, - .dev = { - .platform_data = orion5x_uart_data, - }, - .resource = orion5x_uart_resources, - .num_resources = ARRAY_SIZE(orion5x_uart_resources), -}; + orion_clkdev_init(tclk); +} -/******************************************************************************* - * USB Controller - 2 interfaces - ******************************************************************************/ +/***************************************************************************** + * EHCI0 + ****************************************************************************/ +void __init orion5x_ehci0_init(void) +{ + orion_ehci_init(ORION5X_USB0_PHYS_BASE, IRQ_ORION5X_USB0_CTRL, + EHCI_PHY_ORION); +} -static struct resource orion5x_ehci0_resources[] = { - { - .start = ORION5X_USB0_PHYS_BASE, - .end = ORION5X_USB0_PHYS_BASE + SZ_4K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = IRQ_ORION5X_USB0_CTRL, - .end = IRQ_ORION5X_USB0_CTRL, - .flags = IORESOURCE_IRQ, - }, -}; -static struct resource orion5x_ehci1_resources[] = { - { - .start = ORION5X_USB1_PHYS_BASE, - .end = ORION5X_USB1_PHYS_BASE + SZ_4K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = IRQ_ORION5X_USB1_CTRL, - .end = IRQ_ORION5X_USB1_CTRL, - .flags = IORESOURCE_IRQ, - }, -}; +/***************************************************************************** + * EHCI1 + ****************************************************************************/ +void __init orion5x_ehci1_init(void) +{ + orion_ehci_1_init(ORION5X_USB1_PHYS_BASE, IRQ_ORION5X_USB1_CTRL); +} -static struct orion_ehci_data orion5x_ehci_data = { - .dram = &orion5x_mbus_dram_info, -}; -static u64 ehci_dmamask = 0xffffffffUL; +/***************************************************************************** + * GE00 + ****************************************************************************/ +void __init orion5x_eth_init(struct mv643xx_eth_platform_data *eth_data) +{ + orion_ge00_init(eth_data, + ORION5X_ETH_PHYS_BASE, IRQ_ORION5X_ETH_SUM, + IRQ_ORION5X_ETH_ERR, + MV643XX_TX_CSUM_DEFAULT_LIMIT); +} -static struct platform_device orion5x_ehci0 = { - .name = "orion-ehci", - .id = 0, - .dev = { - .dma_mask = &ehci_dmamask, - .coherent_dma_mask = 0xffffffff, - .platform_data = &orion5x_ehci_data, - }, - .resource = orion5x_ehci0_resources, - .num_resources = ARRAY_SIZE(orion5x_ehci0_resources), -}; - -static struct platform_device orion5x_ehci1 = { - .name = "orion-ehci", - .id = 1, - .dev = { - .dma_mask = &ehci_dmamask, - .coherent_dma_mask = 0xffffffff, - .platform_data = &orion5x_ehci_data, - }, - .resource = orion5x_ehci1_resources, - .num_resources = ARRAY_SIZE(orion5x_ehci1_resources), -}; /***************************************************************************** - * Gigabit Ethernet port - * (The Orion and Discovery (MV643xx) families use the same Ethernet driver) + * Ethernet switch ****************************************************************************/ +void __init orion5x_eth_switch_init(struct dsa_platform_data *d, int irq) +{ + orion_ge00_switch_init(d, irq); +} -struct mv643xx_eth_shared_platform_data orion5x_eth_shared_data = { - .dram = &orion5x_mbus_dram_info, - .t_clk = ORION5X_TCLK, -}; -static struct resource orion5x_eth_shared_resources[] = { - { - .start = ORION5X_ETH_PHYS_BASE + 0x2000, - .end = ORION5X_ETH_PHYS_BASE + 0x3fff, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device orion5x_eth_shared = { - .name = MV643XX_ETH_SHARED_NAME, - .id = 0, - .dev = { - .platform_data = &orion5x_eth_shared_data, - }, - .num_resources = 1, - .resource = orion5x_eth_shared_resources, -}; +/***************************************************************************** + * I2C + ****************************************************************************/ +void __init orion5x_i2c_init(void) +{ + orion_i2c_init(I2C_PHYS_BASE, IRQ_ORION5X_I2C, 8); -static struct resource orion5x_eth_resources[] = { - { - .name = "eth irq", - .start = IRQ_ORION5X_ETH_SUM, - .end = IRQ_ORION5X_ETH_SUM, - .flags = IORESOURCE_IRQ, - } -}; +} -static struct platform_device orion5x_eth = { - .name = MV643XX_ETH_NAME, - .id = 0, - .num_resources = 1, - .resource = orion5x_eth_resources, -}; -void __init orion5x_eth_init(struct mv643xx_eth_platform_data *eth_data) +/***************************************************************************** + * SATA + ****************************************************************************/ +void __init orion5x_sata_init(struct mv_sata_platform_data *sata_data) { - eth_data->shared = &orion5x_eth_shared; - orion5x_eth.dev.platform_data = eth_data; - - platform_device_register(&orion5x_eth_shared); - platform_device_register(&orion5x_eth); + orion_sata_init(sata_data, ORION5X_SATA_PHYS_BASE, IRQ_ORION5X_SATA); } + /***************************************************************************** - * I2C controller - * (The Orion and Discovery (MV643xx) families share the same I2C controller) + * SPI ****************************************************************************/ +void __init orion5x_spi_init(void) +{ + orion_spi_init(SPI_PHYS_BASE); +} -static struct mv64xxx_i2c_pdata orion5x_i2c_pdata = { - .freq_m = 8, /* assumes 166 MHz TCLK */ - .freq_n = 3, - .timeout = 1000, /* Default timeout of 1 second */ -}; -static struct resource orion5x_i2c_resources[] = { - { - .name = "i2c base", - .start = I2C_PHYS_BASE, - .end = I2C_PHYS_BASE + 0x20 -1, - .flags = IORESOURCE_MEM, - }, - { - .name = "i2c irq", - .start = IRQ_ORION5X_I2C, - .end = IRQ_ORION5X_I2C, - .flags = IORESOURCE_IRQ, - }, -}; +/***************************************************************************** + * UART0 + ****************************************************************************/ +void __init orion5x_uart0_init(void) +{ + orion_uart0_init(UART0_VIRT_BASE, UART0_PHYS_BASE, + IRQ_ORION5X_UART0, tclk); +} -static struct platform_device orion5x_i2c = { - .name = MV64XXX_I2C_CTLR_NAME, - .id = 0, - .num_resources = ARRAY_SIZE(orion5x_i2c_resources), - .resource = orion5x_i2c_resources, - .dev = { - .platform_data = &orion5x_i2c_pdata, - }, -}; +/***************************************************************************** + * UART1 + ****************************************************************************/ +void __init orion5x_uart1_init(void) +{ + orion_uart1_init(UART1_VIRT_BASE, UART1_PHYS_BASE, + IRQ_ORION5X_UART1, tclk); +} /***************************************************************************** - * Sata port + * XOR engine ****************************************************************************/ -static struct resource orion5x_sata_resources[] = { - { - .name = "sata base", - .start = ORION5X_SATA_PHYS_BASE, - .end = ORION5X_SATA_PHYS_BASE + 0x5000 - 1, - .flags = IORESOURCE_MEM, - }, - { - .name = "sata irq", - .start = IRQ_ORION5X_SATA, - .end = IRQ_ORION5X_SATA, - .flags = IORESOURCE_IRQ, - }, -}; +void __init orion5x_xor_init(void) +{ + orion_xor0_init(ORION5X_XOR_PHYS_BASE, + ORION5X_XOR_PHYS_BASE + 0x200, + IRQ_ORION5X_XOR0, IRQ_ORION5X_XOR1); +} -static struct platform_device orion5x_sata = { - .name = "sata_mv", - .id = 0, - .dev = { - .coherent_dma_mask = 0xffffffff, - }, - .num_resources = ARRAY_SIZE(orion5x_sata_resources), - .resource = orion5x_sata_resources, -}; +/***************************************************************************** + * Cryptographic Engines and Security Accelerator (CESA) + ****************************************************************************/ +static void __init orion5x_crypto_init(void) +{ + mvebu_mbus_add_window_by_id(ORION_MBUS_SRAM_TARGET, + ORION_MBUS_SRAM_ATTR, + ORION5X_SRAM_PHYS_BASE, + ORION5X_SRAM_SIZE); + orion_crypto_init(ORION5X_CRYPTO_PHYS_BASE, ORION5X_SRAM_PHYS_BASE, + SZ_8K, IRQ_ORION5X_CESA); +} -void __init orion5x_sata_init(struct mv_sata_platform_data *sata_data) +/***************************************************************************** + * Watchdog + ****************************************************************************/ +static void __init orion5x_wdt_init(void) { - sata_data->dram = &orion5x_mbus_dram_info; - orion5x_sata.dev.platform_data = sata_data; - platform_device_register(&orion5x_sata); + orion_wdt_init(); } + /***************************************************************************** * Time handling ****************************************************************************/ +void __init orion5x_init_early(void) +{ + u32 rev, dev; + const char *mbus_soc_name; + + orion_time_set_base(TIMER_VIRT_BASE); + + /* Initialize the MBUS driver */ + orion5x_pcie_id(&dev, &rev); + if (dev == MV88F5281_DEV_ID) + mbus_soc_name = "marvell,orion5x-88f5281-mbus"; + else if (dev == MV88F5182_DEV_ID) + mbus_soc_name = "marvell,orion5x-88f5182-mbus"; + else if (dev == MV88F5181_DEV_ID) + mbus_soc_name = "marvell,orion5x-88f5181-mbus"; + else if (dev == MV88F6183_DEV_ID) + mbus_soc_name = "marvell,orion5x-88f6183-mbus"; + else + mbus_soc_name = NULL; + mvebu_mbus_init(mbus_soc_name, ORION5X_BRIDGE_WINS_BASE, + ORION5X_BRIDGE_WINS_SZ, + ORION5X_DDR_WINS_BASE, ORION5X_DDR_WINS_SZ); +} -static void orion5x_timer_init(void) +void orion5x_setup_wins(void) { - orion_time_init(IRQ_ORION5X_BRIDGE, ORION5X_TCLK); + /* + * The PCIe windows will no longer be statically allocated + * here once Orion5x is migrated to the pci-mvebu driver. + */ + mvebu_mbus_add_window_remap_by_id(ORION_MBUS_PCIE_IO_TARGET, + ORION_MBUS_PCIE_IO_ATTR, + ORION5X_PCIE_IO_PHYS_BASE, + ORION5X_PCIE_IO_SIZE, + ORION5X_PCIE_IO_BUS_BASE); + mvebu_mbus_add_window_by_id(ORION_MBUS_PCIE_MEM_TARGET, + ORION_MBUS_PCIE_MEM_ATTR, + ORION5X_PCIE_MEM_PHYS_BASE, + ORION5X_PCIE_MEM_SIZE); + mvebu_mbus_add_window_remap_by_id(ORION_MBUS_PCI_IO_TARGET, + ORION_MBUS_PCI_IO_ATTR, + ORION5X_PCI_IO_PHYS_BASE, + ORION5X_PCI_IO_SIZE, + ORION5X_PCI_IO_BUS_BASE); + mvebu_mbus_add_window_by_id(ORION_MBUS_PCI_MEM_TARGET, + ORION_MBUS_PCI_MEM_ATTR, + ORION5X_PCI_MEM_PHYS_BASE, + ORION5X_PCI_MEM_SIZE); +} + +int orion5x_tclk; + +static int __init orion5x_find_tclk(void) +{ + u32 dev, rev; + + orion5x_pcie_id(&dev, &rev); + if (dev == MV88F6183_DEV_ID && + (readl(MPP_RESET_SAMPLE) & 0x00000200) == 0) + return 133333333; + + return 166666667; +} + +void __init orion5x_timer_init(void) +{ + orion5x_tclk = orion5x_find_tclk(); + + orion_time_init(ORION5X_BRIDGE_VIRT_BASE, BRIDGE_INT_TIMER1_CLR, + IRQ_ORION5X_BRIDGE, orion5x_tclk); } -struct sys_timer orion5x_timer = { - .init = orion5x_timer_init, -}; /***************************************************************************** * General ****************************************************************************/ - /* * Identify device ID and rev from PCIe configuration header space '0'. */ -static void __init orion5x_id(u32 *dev, u32 *rev, char **dev_name) +void __init orion5x_id(u32 *dev, u32 *rev, char **dev_name) { orion5x_pcie_id(dev, rev); @@ -338,6 +281,8 @@ static void __init orion5x_id(u32 *dev, u32 *rev, char **dev_name) *dev_name = "MV88F5281-D2"; } else if (*rev == MV88F5281_REV_D1) { *dev_name = "MV88F5281-D1"; + } else if (*rev == MV88F5281_REV_D0) { + *dev_name = "MV88F5281-D0"; } else { *dev_name = "MV88F5281-Rev-Unsupported"; } @@ -350,8 +295,16 @@ static void __init orion5x_id(u32 *dev, u32 *rev, char **dev_name) } else if (*dev == MV88F5181_DEV_ID) { if (*rev == MV88F5181_REV_B1) { *dev_name = "MV88F5181-Rev-B1"; + } else if (*rev == MV88F5181L_REV_A1) { + *dev_name = "MV88F5181L-Rev-A1"; } else { - *dev_name = "MV88F5181-Rev-Unsupported"; + *dev_name = "MV88F5181(L)-Rev-Unsupported"; + } + } else if (*dev == MV88F6183_DEV_ID) { + if (*rev == MV88F6183_REV_B0) { + *dev_name = "MV88F6183-Rev-B0"; + } else { + *dev_name = "MV88F6183-Rev-Unsupported"; } } else { *dev_name = "Device-Unknown"; @@ -364,29 +317,55 @@ void __init orion5x_init(void) u32 dev, rev; orion5x_id(&dev, &rev, &dev_name); - printk(KERN_INFO "Orion ID: %s. TCLK=%d.\n", dev_name, ORION5X_TCLK); + printk(KERN_INFO "Orion ID: %s. TCLK=%d.\n", dev_name, orion5x_tclk); /* * Setup Orion address map */ - orion5x_setup_cpu_mbus_bridge(); + orion5x_setup_wins(); + + /* Setup root of clk tree */ + clk_init(); + + /* + * Don't issue "Wait for Interrupt" instruction if we are + * running on D0 5281 silicon. + */ + if (dev == MV88F5281_DEV_ID && rev == MV88F5281_REV_D0) { + printk(KERN_INFO "Orion: Applying 5281 D0 WFI workaround.\n"); + cpu_idle_poll_ctrl(true); + } /* - * Register devices. + * The 5082/5181l/5182/6082/6082l/6183 have crypto + * while 5180n/5181/5281 don't have crypto. + */ + if ((dev == MV88F5181_DEV_ID && rev >= MV88F5181L_REV_A0) || + dev == MV88F5182_DEV_ID || dev == MV88F6183_DEV_ID) + orion5x_crypto_init(); + + /* + * Register watchdog driver + */ + orion5x_wdt_init(); +} + +void orion5x_restart(enum reboot_mode mode, const char *cmd) +{ + /* + * Enable and issue soft reset */ - platform_device_register(&orion5x_uart); - platform_device_register(&orion5x_ehci0); - if (dev == MV88F5182_DEV_ID) - platform_device_register(&orion5x_ehci1); - platform_device_register(&orion5x_i2c); + orion5x_setbits(RSTOUTn_MASK, (1 << 2)); + orion5x_setbits(CPU_SOFT_RESET, 1); + mdelay(200); + orion5x_clrbits(CPU_SOFT_RESET, 1); } /* * Many orion-based systems have buggy bootloader implementations. * This is a common fixup for bogus memory tags. */ -void __init tag_fixup_mem32(struct machine_desc *mdesc, struct tag *t, - char **from, struct meminfo *meminfo) +void __init tag_fixup_mem32(struct tag *t, char **from) { for (; t->hdr.size; t = tag_next(t)) if (t->hdr.tag == ATAG_MEM && diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h index bd0f05de6e1..cd0389c6e82 100644 --- a/arch/arm/mach-orion5x/common.h +++ b/arch/arm/mach-orion5x/common.h @@ -1,70 +1,86 @@ #ifndef __ARCH_ORION5X_COMMON_H #define __ARCH_ORION5X_COMMON_H +#include <linux/reboot.h> + +struct dsa_platform_data; +struct mv643xx_eth_platform_data; +struct mv_sata_platform_data; + +#define ORION_MBUS_PCIE_MEM_TARGET 0x04 +#define ORION_MBUS_PCIE_MEM_ATTR 0x59 +#define ORION_MBUS_PCIE_IO_TARGET 0x04 +#define ORION_MBUS_PCIE_IO_ATTR 0x51 +#define ORION_MBUS_PCIE_WA_TARGET 0x04 +#define ORION_MBUS_PCIE_WA_ATTR 0x79 +#define ORION_MBUS_PCI_MEM_TARGET 0x03 +#define ORION_MBUS_PCI_MEM_ATTR 0x59 +#define ORION_MBUS_PCI_IO_TARGET 0x03 +#define ORION_MBUS_PCI_IO_ATTR 0x51 +#define ORION_MBUS_DEVBUS_BOOT_TARGET 0x01 +#define ORION_MBUS_DEVBUS_BOOT_ATTR 0x0f +#define ORION_MBUS_DEVBUS_TARGET(cs) 0x01 +#define ORION_MBUS_DEVBUS_ATTR(cs) (~(1 << cs)) +#define ORION_MBUS_SRAM_TARGET 0x09 +#define ORION_MBUS_SRAM_ATTR 0x00 + /* * Basic Orion init functions used early by machine-setup. */ - void orion5x_map_io(void); +void orion5x_init_early(void); void orion5x_init_irq(void); void orion5x_init(void); -extern struct sys_timer orion5x_timer; +void orion5x_id(u32 *dev, u32 *rev, char **dev_name); +void clk_init(void); +extern int orion5x_tclk; +extern void orion5x_timer_init(void); -/* - * Enumerations and functions for Orion windows mapping. Used by Orion core - * functions to map its interfaces and by the machine-setup to map its on- - * board devices. Details in /mach-orion/addr-map.c - */ -extern struct mbus_dram_target_info orion5x_mbus_dram_info; -void orion5x_setup_cpu_mbus_bridge(void); -void orion5x_setup_dev_boot_win(u32 base, u32 size); -void orion5x_setup_dev0_win(u32 base, u32 size); -void orion5x_setup_dev1_win(u32 base, u32 size); -void orion5x_setup_dev2_win(u32 base, u32 size); -void orion5x_setup_pcie_wa_win(u32 base, u32 size); +void orion5x_setup_wins(void); + +void orion5x_ehci0_init(void); +void orion5x_ehci1_init(void); +void orion5x_eth_init(struct mv643xx_eth_platform_data *eth_data); +void orion5x_eth_switch_init(struct dsa_platform_data *d, int irq); +void orion5x_i2c_init(void); +void orion5x_sata_init(struct mv_sata_platform_data *sata_data); +void orion5x_spi_init(void); +void orion5x_uart0_init(void); +void orion5x_uart1_init(void); +void orion5x_xor_init(void); +void orion5x_restart(enum reboot_mode, const char *); /* - * Shared code used internally by other Orion core functions. - * (/mach-orion/pci.c) + * PCIe/PCI functions. */ - -struct pci_sys_data; struct pci_bus; +struct pci_sys_data; +struct pci_dev; void orion5x_pcie_id(u32 *dev, u32 *rev); +void orion5x_pci_disable(void); +void orion5x_pci_set_cardbus_mode(void); int orion5x_pci_sys_setup(int nr, struct pci_sys_data *sys); struct pci_bus *orion5x_pci_sys_scan_bus(int nr, struct pci_sys_data *sys); -int orion5x_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin); - -/* - * Valid GPIO pins according to MPP setup, used by machine-setup. - * (/mach-orion/gpio.c). - */ - -void orion5x_gpio_set_valid_pins(u32 pins); -void gpio_display(void); /* debug */ - -/* - * Pull in Orion Ethernet platform_data, used by machine-setup - */ +int orion5x_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin); -struct mv643xx_eth_platform_data; +struct tag; +extern void __init tag_fixup_mem32(struct tag *, char **); -void orion5x_eth_init(struct mv643xx_eth_platform_data *eth_data); +#ifdef CONFIG_MACH_MSS2_DT +extern void mss2_init(void); +#else +static inline void mss2_init(void) {} +#endif +/***************************************************************************** + * Helpers to access Orion registers + ****************************************************************************/ /* - * Orion Sata platform_data, used by machine-setup + * These are not preempt-safe. Locks, if needed, must be taken + * care of by the caller. */ - -struct mv_sata_platform_data; - -void orion5x_sata_init(struct mv_sata_platform_data *sata_data); - -struct machine_desc; -struct meminfo; -struct tag; -extern void __init tag_fixup_mem32(struct machine_desc *, struct tag *, - char **, struct meminfo *); - +#define orion5x_setbits(r, mask) writel(readl(r) | (mask), (r)) +#define orion5x_clrbits(r, mask) writel(readl(r) & ~(mask), (r)) #endif diff --git a/arch/arm/mach-orion5x/db88f5281-setup.c b/arch/arm/mach-orion5x/db88f5281-setup.c index 44c64342dac..dc01c4ffc9a 100644 --- a/arch/arm/mach-orion5x/db88f5281-setup.c +++ b/arch/arm/mach-orion5x/db88f5281-setup.c @@ -9,7 +9,7 @@ * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ - +#include <linux/gpio.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> @@ -21,12 +21,12 @@ #include <linux/mv643xx_eth.h> #include <linux/i2c.h> #include <asm/mach-types.h> -#include <asm/gpio.h> #include <asm/mach/arch.h> #include <asm/mach/pci.h> -#include <asm/arch/orion5x.h> -#include <asm/plat-orion/orion_nand.h> +#include <mach/orion5x.h> +#include <linux/platform_data/mtd-orion_nand.h> #include "common.h" +#include "mpp.h" /***************************************************************************** * DB-88F5281 on board devices @@ -86,7 +86,7 @@ static struct platform_device db88f5281_boot_flash = { .name = "physmap-flash", .id = 0, .dev = { - .platform_data = &db88f5281_boot_flash_data, + .platform_data = &db88f5281_boot_flash_data, }, .num_resources = 1, .resource = &db88f5281_boot_flash_resource, @@ -110,7 +110,7 @@ static struct platform_device db88f5281_nor_flash = { .name = "physmap-flash", .id = 1, .dev = { - .platform_data = &db88f5281_nor_flash_data, + .platform_data = &db88f5281_nor_flash_data, }, .num_resources = 1, .resource = &db88f5281_nor_flash_resource, @@ -125,18 +125,15 @@ static struct mtd_partition db88f5281_nand_parts[] = { .name = "kernel", .offset = 0, .size = SZ_2M, - }, - { + }, { .name = "root", .offset = SZ_2M, .size = (SZ_16M - SZ_2M), - }, - { + }, { .name = "user", .offset = SZ_16M, .size = SZ_8M, - }, - { + }, { .name = "recovery", .offset = (SZ_16M + SZ_8M), .size = SZ_8M, @@ -205,7 +202,7 @@ __initcall(db88f5281_7seg_init); * PCI ****************************************************************************/ -void __init db88f5281_pci_preinit(void) +static void __init db88f5281_pci_preinit(void) { int pin; @@ -215,9 +212,9 @@ void __init db88f5281_pci_preinit(void) pin = DB88F5281_PCI_SLOT0_IRQ_PIN; if (gpio_request(pin, "PCI Int1") == 0) { if (gpio_direction_input(pin) == 0) { - set_irq_type(gpio_to_irq(pin), IRQT_LOW); + irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); } else { - printk(KERN_ERR "db88f5281_pci_preinit faield to " + printk(KERN_ERR "db88f5281_pci_preinit failed to " "set_irq_type pin %d\n", pin); gpio_free(pin); } @@ -228,9 +225,9 @@ void __init db88f5281_pci_preinit(void) pin = DB88F5281_PCI_SLOT1_SLOT2_IRQ_PIN; if (gpio_request(pin, "PCI Int2") == 0) { if (gpio_direction_input(pin) == 0) { - set_irq_type(gpio_to_irq(pin), IRQT_LOW); + irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); } else { - printk(KERN_ERR "db88f5281_pci_preinit faield " + printk(KERN_ERR "db88f5281_pci_preinit failed " "to set_irq_type pin %d\n", pin); gpio_free(pin); } @@ -239,7 +236,8 @@ void __init db88f5281_pci_preinit(void) } } -static int __init db88f5281_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +static int __init db88f5281_pci_map_irq(const struct pci_dev *dev, u8 slot, + u8 pin) { int irq; @@ -267,7 +265,6 @@ static int __init db88f5281_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) static struct hw_pci db88f5281_pci __initdata = { .nr_controllers = 2, .preinit = db88f5281_pci_preinit, - .swizzle = pci_std_swizzle, .setup = orion5x_pci_sys_setup, .scan = orion5x_pci_sys_scan_bus, .map_irq = db88f5281_pci_map_irq, @@ -287,8 +284,7 @@ subsys_initcall(db88f5281_pci_init); * Ethernet ****************************************************************************/ static struct mv643xx_eth_platform_data db88f5281_eth_data = { - .phy_addr = 8, - .force_phy_addr = 1, + .phy_addr = MV643XX_ETH_PHY_ADDR(8), }; /***************************************************************************** @@ -301,11 +297,28 @@ static struct i2c_board_info __initdata db88f5281_i2c_rtc = { /***************************************************************************** * General Setup ****************************************************************************/ - -static struct platform_device *db88f5281_devs[] __initdata = { - &db88f5281_boot_flash, - &db88f5281_nor_flash, - &db88f5281_nand_flash, +static unsigned int db88f5281_mpp_modes[] __initdata = { + MPP0_GPIO, /* USB Over Current */ + MPP1_GPIO, /* USB Vbat input */ + MPP2_PCI_ARB, /* PCI_REQn[2] */ + MPP3_PCI_ARB, /* PCI_GNTn[2] */ + MPP4_PCI_ARB, /* PCI_REQn[3] */ + MPP5_PCI_ARB, /* PCI_GNTn[3] */ + MPP6_GPIO, /* JP0, CON17.2 */ + MPP7_GPIO, /* JP1, CON17.1 */ + MPP8_GPIO, /* JP2, CON11.2 */ + MPP9_GPIO, /* JP3, CON11.3 */ + MPP10_GPIO, /* RTC int */ + MPP11_GPIO, /* Baud Rate Generator */ + MPP12_GPIO, /* PCI int 1 */ + MPP13_GPIO, /* PCI int 2 */ + MPP14_NAND, /* NAND_REn[2] */ + MPP15_NAND, /* NAND_WEn[2] */ + MPP16_UART, /* UART1_RX */ + MPP17_UART, /* UART1_TX */ + MPP18_UART, /* UART1_CTSn */ + MPP19_UART, /* UART1_RTSn */ + 0, }; static void __init db88f5281_init(void) @@ -315,48 +328,51 @@ static void __init db88f5281_init(void) */ orion5x_init(); - /* - * Setup the CPU address decode windows for our on-board devices - */ - orion5x_setup_dev_boot_win(DB88F5281_NOR_BOOT_BASE, - DB88F5281_NOR_BOOT_SIZE); - orion5x_setup_dev0_win(DB88F5281_7SEG_BASE, DB88F5281_7SEG_SIZE); - orion5x_setup_dev1_win(DB88F5281_NOR_BASE, DB88F5281_NOR_SIZE); - orion5x_setup_dev2_win(DB88F5281_NAND_BASE, DB88F5281_NAND_SIZE); + orion5x_mpp_conf(db88f5281_mpp_modes); + writel(0, MPP_DEV_CTRL); /* DEV_D[31:16] */ /* - * Setup Multiplexing Pins: - * MPP0: GPIO (USB Over Current) MPP1: GPIO (USB Vbat input) - * MPP2: PCI_REQn[2] MPP3: PCI_GNTn[2] - * MPP4: PCI_REQn[3] MPP5: PCI_GNTn[3] - * MPP6: GPIO (JP0, CON17.2) MPP7: GPIO (JP1, CON17.1) - * MPP8: GPIO (JP2, CON11.2) MPP9: GPIO (JP3, CON11.3) - * MPP10: GPIO (RTC int) MPP11: GPIO (Baud Rate Generator) - * MPP12: GPIO (PCI int 1) MPP13: GPIO (PCI int 2) - * MPP14: NAND_REn[2] MPP15: NAND_WEn[2] - * MPP16: UART1_RX MPP17: UART1_TX - * MPP18: UART1_CTS MPP19: UART1_RTS - * MPP-DEV: DEV_D[16:31] + * Configure peripherals. */ - orion5x_write(MPP_0_7_CTRL, 0x00222203); - orion5x_write(MPP_8_15_CTRL, 0x44000000); - orion5x_write(MPP_16_19_CTRL, 0); - orion5x_write(MPP_DEV_CTRL, 0); - - orion5x_gpio_set_valid_pins(0x00003fc3); + orion5x_ehci0_init(); + orion5x_eth_init(&db88f5281_eth_data); + orion5x_i2c_init(); + orion5x_uart0_init(); + orion5x_uart1_init(); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + DB88F5281_NOR_BOOT_BASE, + DB88F5281_NOR_BOOT_SIZE); + platform_device_register(&db88f5281_boot_flash); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_TARGET(0), + ORION_MBUS_DEVBUS_ATTR(0), + DB88F5281_7SEG_BASE, + DB88F5281_7SEG_SIZE); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_TARGET(1), + ORION_MBUS_DEVBUS_ATTR(1), + DB88F5281_NOR_BASE, + DB88F5281_NOR_SIZE); + platform_device_register(&db88f5281_nor_flash); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_TARGET(2), + ORION_MBUS_DEVBUS_ATTR(2), + DB88F5281_NAND_BASE, + DB88F5281_NAND_SIZE); + platform_device_register(&db88f5281_nand_flash); - platform_add_devices(db88f5281_devs, ARRAY_SIZE(db88f5281_devs)); i2c_register_board_info(0, &db88f5281_i2c_rtc, 1); - orion5x_eth_init(&db88f5281_eth_data); } MACHINE_START(DB88F5281, "Marvell Orion-2 Development Board") /* Maintainer: Tzachi Perelstein <tzachi@marvell.com> */ - .phys_io = ORION5X_REGS_PHYS_BASE, - .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xfffc, - .boot_params = 0x00000100, + .atag_offset = 0x100, .init_machine = db88f5281_init, .map_io = orion5x_map_io, + .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, - .timer = &orion5x_timer, + .init_time = orion5x_timer_init, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/dns323-setup.c b/arch/arm/mach-orion5x/dns323-setup.c index 27ce967ab9e..56edeab17b6 100644 --- a/arch/arm/mach-orion5x/dns323-setup.c +++ b/arch/arm/mach-orion5x/dns323-setup.c @@ -3,15 +3,20 @@ * * Copyright (C) 2007 Herbert Valerio Riedel <hvr@gnu.org> * + * Support for HW Rev C1: + * + * Copyright (C) 2010 Benjamin Herrenschmidt <benh@kernel.crashing.org> + * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * */ - +#include <linux/gpio.h> #include <linux/kernel.h> #include <linux/init.h> +#include <linux/delay.h> #include <linux/platform_device.h> #include <linux/pci.h> #include <linux/irq.h> @@ -21,27 +26,52 @@ #include <linux/gpio_keys.h> #include <linux/input.h> #include <linux/i2c.h> +#include <linux/ata_platform.h> +#include <linux/phy.h> +#include <linux/marvell_phy.h> #include <asm/mach-types.h> -#include <asm/gpio.h> #include <asm/mach/arch.h> #include <asm/mach/pci.h> -#include <asm/arch/orion5x.h> +#include <asm/system_info.h> +#include <mach/orion5x.h> +#include <plat/orion-gpio.h> #include "common.h" +#include "mpp.h" +/* Rev A1 and B1 */ #define DNS323_GPIO_LED_RIGHT_AMBER 1 #define DNS323_GPIO_LED_LEFT_AMBER 2 -#define DNS323_GPIO_LED_POWER 5 +#define DNS323_GPIO_SYSTEM_UP 3 +#define DNS323_GPIO_LED_POWER1 4 +#define DNS323_GPIO_LED_POWER2 5 #define DNS323_GPIO_OVERTEMP 6 #define DNS323_GPIO_RTC 7 #define DNS323_GPIO_POWER_OFF 8 #define DNS323_GPIO_KEY_POWER 9 #define DNS323_GPIO_KEY_RESET 10 +/* Rev C1 */ +#define DNS323C_GPIO_KEY_POWER 1 +#define DNS323C_GPIO_POWER_OFF 2 +#define DNS323C_GPIO_LED_RIGHT_AMBER 8 +#define DNS323C_GPIO_LED_LEFT_AMBER 9 +#define DNS323C_GPIO_LED_POWER 17 +#define DNS323C_GPIO_FAN_BIT1 18 +#define DNS323C_GPIO_FAN_BIT0 19 + +/* Exposed to userspace, do not change */ +enum { + DNS323_REV_A1, /* 0 */ + DNS323_REV_B1, /* 1 */ + DNS323_REV_C1, /* 2 */ +}; + + /**************************************************************************** * PCI setup */ -static int __init dns323_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +static int __init dns323_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { int irq; @@ -52,14 +82,11 @@ static int __init dns323_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) if (irq != -1) return irq; - pr_err("%s: requested mapping for unknown device\n", __func__); - return -1; } static struct hw_pci dns323_pci __initdata = { .nr_controllers = 2, - .swizzle = pci_std_swizzle, .setup = orion5x_pci_sys_setup, .scan = orion5x_pci_sys_scan_bus, .map_irq = dns323_pci_map_irq, @@ -67,7 +94,10 @@ static struct hw_pci dns323_pci __initdata = { static int __init dns323_pci_init(void) { - if (machine_is_dns323()) + /* Rev B1 and C1 doesn't really use its PCI bus, and initialising PCI + * gets in the way of initialising the SATA controller. + */ + if (machine_is_dns323() && system_rev == DNS323_REV_A1) pci_common_init(&dns323_pci); return 0; @@ -76,15 +106,6 @@ static int __init dns323_pci_init(void) subsys_initcall(dns323_pci_init); /**************************************************************************** - * Ethernet - */ - -static struct mv643xx_eth_platform_data dns323_eth_data = { - .phy_addr = 8, - .force_phy_addr = 1, -}; - -/**************************************************************************** * 8MiB NOR flash (Spansion S29GL064M90TFIR4) * * Layout as used by D-Link: @@ -119,7 +140,7 @@ static struct mtd_partition dns323_partitions[] = { .name = "u-boot", .size = 0x00030000, .offset = 0x007d0000, - } + }, }; static struct physmap_flash_data dns323_nor_flash_data = { @@ -137,20 +158,106 @@ static struct resource dns323_nor_flash_resource = { static struct platform_device dns323_nor_flash = { .name = "physmap-flash", .id = 0, - .dev = { .platform_data = &dns323_nor_flash_data, }, + .dev = { + .platform_data = &dns323_nor_flash_data, + }, .resource = &dns323_nor_flash_resource, .num_resources = 1, }; /**************************************************************************** + * Ethernet + */ + +static struct mv643xx_eth_platform_data dns323_eth_data = { + .phy_addr = MV643XX_ETH_PHY_ADDR(8), +}; + +/* dns323_parse_hex_*() taken from tsx09-common.c; should a common copy of these + * functions be kept somewhere? + */ +static int __init dns323_parse_hex_nibble(char n) +{ + if (n >= '0' && n <= '9') + return n - '0'; + + if (n >= 'A' && n <= 'F') + return n - 'A' + 10; + + if (n >= 'a' && n <= 'f') + return n - 'a' + 10; + + return -1; +} + +static int __init dns323_parse_hex_byte(const char *b) +{ + int hi; + int lo; + + hi = dns323_parse_hex_nibble(b[0]); + lo = dns323_parse_hex_nibble(b[1]); + + if (hi < 0 || lo < 0) + return -1; + + return (hi << 4) | lo; +} + +static int __init dns323_read_mac_addr(void) +{ + u_int8_t addr[6]; + int i; + char *mac_page; + + /* MAC address is stored as a regular ol' string in /dev/mtdblock4 + * (0x007d0000-0x00800000) starting at offset 196480 (0x2ff80). + */ + mac_page = ioremap(DNS323_NOR_BOOT_BASE + 0x7d0000 + 196480, 1024); + if (!mac_page) + return -ENOMEM; + + /* Sanity check the string we're looking at */ + for (i = 0; i < 5; i++) { + if (*(mac_page + (i * 3) + 2) != ':') { + goto error_fail; + } + } + + for (i = 0; i < 6; i++) { + int byte; + + byte = dns323_parse_hex_byte(mac_page + (i * 3)); + if (byte < 0) { + goto error_fail; + } + + addr[i] = byte; + } + + iounmap(mac_page); + printk("DNS-323: Found ethernet MAC address: "); + for (i = 0; i < 6; i++) + printk("%.2x%s", addr[i], (i < 5) ? ":" : ".\n"); + + memcpy(dns323_eth_data.mac_addr, addr, 6); + + return 0; + +error_fail: + iounmap(mac_page); + return -EINVAL; +} + +/**************************************************************************** * GPIO LEDs (simple - doesn't use hardware blinking support) */ -static struct gpio_led dns323_leds[] = { +static struct gpio_led dns323ab_leds[] = { { .name = "power:blue", - .gpio = DNS323_GPIO_LED_POWER, - .active_low = 1, + .gpio = DNS323_GPIO_LED_POWER2, + .default_trigger = "default-on", }, { .name = "right:amber", .gpio = DNS323_GPIO_LED_RIGHT_AMBER, @@ -162,161 +269,457 @@ static struct gpio_led dns323_leds[] = { }, }; -static struct gpio_led_platform_data dns323_led_data = { - .num_leds = ARRAY_SIZE(dns323_leds), - .leds = dns323_leds, + +static struct gpio_led dns323c_leds[] = { + { + .name = "power:blue", + .gpio = DNS323C_GPIO_LED_POWER, + .default_trigger = "timer", + .active_low = 1, + }, { + .name = "right:amber", + .gpio = DNS323C_GPIO_LED_RIGHT_AMBER, + .active_low = 1, + }, { + .name = "left:amber", + .gpio = DNS323C_GPIO_LED_LEFT_AMBER, + .active_low = 1, + }, +}; + + +static struct gpio_led_platform_data dns323ab_led_data = { + .num_leds = ARRAY_SIZE(dns323ab_leds), + .leds = dns323ab_leds, + .gpio_blink_set = orion_gpio_led_blink_set, +}; + +static struct gpio_led_platform_data dns323c_led_data = { + .num_leds = ARRAY_SIZE(dns323c_leds), + .leds = dns323c_leds, + .gpio_blink_set = orion_gpio_led_blink_set, }; static struct platform_device dns323_gpio_leds = { .name = "leds-gpio", .id = -1, - .dev = { .platform_data = &dns323_led_data, }, + .dev = { + .platform_data = &dns323ab_led_data, + }, }; /**************************************************************************** * GPIO Attached Keys */ -static struct gpio_keys_button dns323_buttons[] = { +static struct gpio_keys_button dns323ab_buttons[] = { { .code = KEY_RESTART, .gpio = DNS323_GPIO_KEY_RESET, .desc = "Reset Button", .active_low = 1, + }, { + .code = KEY_POWER, + .gpio = DNS323_GPIO_KEY_POWER, + .desc = "Power Button", + .active_low = 1, }, +}; + +static struct gpio_keys_platform_data dns323ab_button_data = { + .buttons = dns323ab_buttons, + .nbuttons = ARRAY_SIZE(dns323ab_buttons), +}; + +static struct gpio_keys_button dns323c_buttons[] = { { .code = KEY_POWER, - .gpio = DNS323_GPIO_KEY_POWER, + .gpio = DNS323C_GPIO_KEY_POWER, .desc = "Power Button", .active_low = 1, - } + }, }; -static struct gpio_keys_platform_data dns323_button_data = { - .buttons = dns323_buttons, - .nbuttons = ARRAY_SIZE(dns323_buttons), +static struct gpio_keys_platform_data dns323c_button_data = { + .buttons = dns323c_buttons, + .nbuttons = ARRAY_SIZE(dns323c_buttons), }; static struct platform_device dns323_button_device = { .name = "gpio-keys", .id = -1, .num_resources = 0, - .dev = { .platform_data = &dns323_button_data, }, + .dev = { + .platform_data = &dns323ab_button_data, + }, +}; + +/***************************************************************************** + * SATA + */ +static struct mv_sata_platform_data dns323_sata_data = { + .n_ports = 2, }; /**************************************************************************** * General Setup */ +static unsigned int dns323a_mpp_modes[] __initdata = { + MPP0_PCIE_RST_OUTn, + MPP1_GPIO, /* right amber LED (sata ch0) */ + MPP2_GPIO, /* left amber LED (sata ch1) */ + MPP3_UNUSED, + MPP4_GPIO, /* power button LED */ + MPP5_GPIO, /* power button LED */ + MPP6_GPIO, /* GMT G751-2f overtemp */ + MPP7_GPIO, /* M41T80 nIRQ/OUT/SQW */ + MPP8_GPIO, /* triggers power off */ + MPP9_GPIO, /* power button switch */ + MPP10_GPIO, /* reset button switch */ + MPP11_UNUSED, + MPP12_UNUSED, + MPP13_UNUSED, + MPP14_UNUSED, + MPP15_UNUSED, + MPP16_UNUSED, + MPP17_UNUSED, + MPP18_UNUSED, + MPP19_UNUSED, + 0, +}; + +static unsigned int dns323b_mpp_modes[] __initdata = { + MPP0_UNUSED, + MPP1_GPIO, /* right amber LED (sata ch0) */ + MPP2_GPIO, /* left amber LED (sata ch1) */ + MPP3_GPIO, /* system up flag */ + MPP4_GPIO, /* power button LED */ + MPP5_GPIO, /* power button LED */ + MPP6_GPIO, /* GMT G751-2f overtemp */ + MPP7_GPIO, /* M41T80 nIRQ/OUT/SQW */ + MPP8_GPIO, /* triggers power off */ + MPP9_GPIO, /* power button switch */ + MPP10_GPIO, /* reset button switch */ + MPP11_UNUSED, + MPP12_SATA_LED, + MPP13_SATA_LED, + MPP14_SATA_LED, + MPP15_SATA_LED, + MPP16_UNUSED, + MPP17_UNUSED, + MPP18_UNUSED, + MPP19_UNUSED, + 0, +}; -static struct platform_device *dns323_plat_devices[] __initdata = { - &dns323_nor_flash, - &dns323_gpio_leds, - &dns323_button_device, +static unsigned int dns323c_mpp_modes[] __initdata = { + MPP0_GPIO, /* ? input */ + MPP1_GPIO, /* input power switch (0 = pressed) */ + MPP2_GPIO, /* output power off */ + MPP3_UNUSED, /* ? output */ + MPP4_UNUSED, /* ? output */ + MPP5_UNUSED, /* ? output */ + MPP6_UNUSED, /* ? output */ + MPP7_UNUSED, /* ? output */ + MPP8_GPIO, /* i/o right amber LED */ + MPP9_GPIO, /* i/o left amber LED */ + MPP10_GPIO, /* input */ + MPP11_UNUSED, + MPP12_SATA_LED, + MPP13_SATA_LED, + MPP14_SATA_LED, + MPP15_SATA_LED, + MPP16_UNUSED, + MPP17_GPIO, /* power button LED */ + MPP18_GPIO, /* fan speed bit 0 */ + MPP19_GPIO, /* fan speed bit 1 */ + 0, }; +/* Rev C1 Fan speed notes: + * + * The fan is controlled by 2 GPIOs on this board. The settings + * of the bits is as follow: + * + * GPIO 18 GPIO 19 Fan + * + * 0 0 stopped + * 0 1 low speed + * 1 0 high speed + * 1 1 don't do that (*) + * + * (*) I think the two bits control two feed-in resistors into a fixed + * PWN circuit, setting both bits will basically go a 'bit' faster + * than high speed, but d-link doesn't do it and you may get out of + * HW spec so don't do it. + */ + /* - * On the DNS-323 the following devices are attached via I2C: + * On the DNS-323 A1 and B1 the following devices are attached via I2C: * * i2c addr | chip | description * 0x3e | GMT G760Af | fan speed PWM controller * 0x48 | GMT G751-2f | temp. sensor and therm. watchdog (LM75 compatible) * 0x68 | ST M41T80 | RTC w/ alarm */ -static struct i2c_board_info __initdata dns323_i2c_devices[] = { +static struct i2c_board_info __initdata dns323ab_i2c_devices[] = { { I2C_BOARD_INFO("g760a", 0x3e), + }, { + I2C_BOARD_INFO("lm75", 0x48), + }, { + I2C_BOARD_INFO("m41t80", 0x68), }, -#if 0 - /* this entry requires the new-style driver model lm75 driver, - * for the meantime "insmod lm75.ko force_lm75=0,0x48" is needed */ - { - I2C_BOARD_INFO("g751", 0x48), - }, -#endif +}; + +/* + * On the DNS-323 C1 the following devices are attached via I2C: + * + * i2c addr | chip | description + * 0x48 | GMT G751-2f | temp. sensor and therm. watchdog (LM75 compatible) + * 0x68 | ST M41T80 | RTC w/ alarm + */ +static struct i2c_board_info __initdata dns323c_i2c_devices[] = { { + I2C_BOARD_INFO("lm75", 0x48), + }, { I2C_BOARD_INFO("m41t80", 0x68), - } + }, }; -/* DNS-323 specific power off method */ -static void dns323_power_off(void) +/* DNS-323 rev. A specific power off method */ +static void dns323a_power_off(void) { - pr_info("%s: triggering power-off...\n", __func__); + pr_info("DNS-323: Triggering power-off...\n"); gpio_set_value(DNS323_GPIO_POWER_OFF, 1); } +/* DNS-323 rev B specific power off method */ +static void dns323b_power_off(void) +{ + pr_info("DNS-323: Triggering power-off...\n"); + /* Pin has to be changed to 1 and back to 0 to do actual power off. */ + gpio_set_value(DNS323_GPIO_POWER_OFF, 1); + mdelay(100); + gpio_set_value(DNS323_GPIO_POWER_OFF, 0); +} + +/* DNS-323 rev. C specific power off method */ +static void dns323c_power_off(void) +{ + pr_info("DNS-323: Triggering power-off...\n"); + gpio_set_value(DNS323C_GPIO_POWER_OFF, 1); +} + +static int dns323c_phy_fixup(struct phy_device *phy) +{ + phy->dev_flags |= MARVELL_PHY_M1118_DNS323_LEDS; + + return 0; +} + +static int __init dns323_identify_rev(void) +{ + u32 dev, rev, i, reg; + + pr_debug("DNS-323: Identifying board ... \n"); + + /* Rev A1 has a 5181 */ + orion5x_pcie_id(&dev, &rev); + if (dev == MV88F5181_DEV_ID) { + pr_debug("DNS-323: 5181 found, board is A1\n"); + return DNS323_REV_A1; + } + pr_debug("DNS-323: 5182 found, board is B1 or C1, checking PHY...\n"); + + /* Rev B1 and C1 both have 5182, let's poke at the eth PHY. This is + * a bit gross but we want to do that without links into the eth + * driver so let's poke at it directly. We default to rev B1 in + * case the accesses fail + */ + +#define ETH_SMI_REG (ORION5X_ETH_VIRT_BASE + 0x2000 + 0x004) +#define SMI_BUSY 0x10000000 +#define SMI_READ_VALID 0x08000000 +#define SMI_OPCODE_READ 0x04000000 +#define SMI_OPCODE_WRITE 0x00000000 + + for (i = 0; i < 1000; i++) { + reg = readl(ETH_SMI_REG); + if (!(reg & SMI_BUSY)) + break; + } + if (i >= 1000) { + pr_warning("DNS-323: Timeout accessing PHY, assuming rev B1\n"); + return DNS323_REV_B1; + } + writel((3 << 21) /* phy ID reg */ | + (8 << 16) /* phy addr */ | + SMI_OPCODE_READ, ETH_SMI_REG); + for (i = 0; i < 1000; i++) { + reg = readl(ETH_SMI_REG); + if (reg & SMI_READ_VALID) + break; + } + if (i >= 1000) { + pr_warning("DNS-323: Timeout reading PHY, assuming rev B1\n"); + return DNS323_REV_B1; + } + pr_debug("DNS-323: Ethernet PHY ID 0x%x\n", reg & 0xffff); + + /* Note: the Marvell tools mask the ID with 0x3f0 before comparison + * but I don't see that making a difference here, at least with + * any known Marvell PHY ID + */ + switch(reg & 0xfff0) { + case 0x0cc0: /* MV88E1111 */ + return DNS323_REV_B1; + case 0x0e10: /* MV88E1118 */ + return DNS323_REV_C1; + default: + pr_warning("DNS-323: Unknown PHY ID 0x%04x, assuming rev B1\n", + reg & 0xffff); + } + return DNS323_REV_B1; +} + static void __init dns323_init(void) { /* Setup basic Orion functions. Need to be called early. */ orion5x_init(); + /* Identify revision */ + system_rev = dns323_identify_rev(); + pr_info("DNS-323: Identified HW revision %c1\n", 'A' + system_rev); + + /* Just to be tricky, the 5182 has a completely different + * set of MPP modes to the 5181. + */ + switch(system_rev) { + case DNS323_REV_A1: + orion5x_mpp_conf(dns323a_mpp_modes); + writel(0, MPP_DEV_CTRL); /* DEV_D[31:16] */ + break; + case DNS323_REV_B1: + orion5x_mpp_conf(dns323b_mpp_modes); + break; + case DNS323_REV_C1: + orion5x_mpp_conf(dns323c_mpp_modes); + break; + } + /* setup flash mapping * CS3 holds a 8 MB Spansion S29GL064M90TFIR4 */ - orion5x_setup_dev_boot_win(DNS323_NOR_BOOT_BASE, DNS323_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + DNS323_NOR_BOOT_BASE, + DNS323_NOR_BOOT_SIZE); + platform_device_register(&dns323_nor_flash); + + /* Sort out LEDs, Buttons and i2c devices */ + switch(system_rev) { + case DNS323_REV_A1: + /* The 5181 power LED is active low and requires + * DNS323_GPIO_LED_POWER1 to also be low. + */ + dns323ab_leds[0].active_low = 1; + gpio_request(DNS323_GPIO_LED_POWER1, "Power Led Enable"); + gpio_direction_output(DNS323_GPIO_LED_POWER1, 0); + /* Fall through */ + case DNS323_REV_B1: + i2c_register_board_info(0, dns323ab_i2c_devices, + ARRAY_SIZE(dns323ab_i2c_devices)); + break; + case DNS323_REV_C1: + /* Hookup LEDs & Buttons */ + dns323_gpio_leds.dev.platform_data = &dns323c_led_data; + dns323_button_device.dev.platform_data = &dns323c_button_data; + + /* Hookup i2c devices and fan driver */ + i2c_register_board_info(0, dns323c_i2c_devices, + ARRAY_SIZE(dns323c_i2c_devices)); + platform_device_register_simple("dns323c-fan", 0, NULL, 0); + + /* Register fixup for the PHY LEDs */ + if (!IS_BUILTIN(CONFIG_PHYLIB)) + break; + phy_register_fixup_for_uid(MARVELL_PHY_ID_88E1118, + MARVELL_PHY_ID_MASK, + dns323c_phy_fixup); + } - /* DNS-323 has a Marvell 88X7042 SATA controller attached via PCIe - * - * Open a special address decode windows for the PCIe WA. - */ - orion5x_setup_pcie_wa_win(ORION5X_PCIE_WA_PHYS_BASE, - ORION5X_PCIE_WA_SIZE); - - /* set MPP to 0 as D-Link's 2.6.12.6 kernel did */ - orion5x_write(MPP_0_7_CTRL, 0); - orion5x_write(MPP_8_15_CTRL, 0); - orion5x_write(MPP_16_19_CTRL, 0); - orion5x_write(MPP_DEV_CTRL, 0); - - /* Define used GPIO pins - - GPIO Map: - - | 0 | | PEX_RST_OUT (not controlled by GPIO) - | 1 | Out | right amber LED (= sata ch0 LED) (low-active) - | 2 | Out | left amber LED (= sata ch1 LED) (low-active) - | 3 | Out | //unknown// - | 4 | Out | power button LED (low-active, together with pin #5) - | 5 | Out | power button LED (low-active, together with pin #4) - | 6 | In | GMT G751-2f overtemp. shutdown signal (low-active) - | 7 | In | M41T80 nIRQ/OUT/SQW signal - | 8 | Out | triggers power off (high-active) - | 9 | In | power button switch (low-active) - | 10 | In | reset button switch (low-active) - | 11 | Out | //unknown// - | 12 | Out | //unknown// - | 13 | Out | //unknown// - | 14 | Out | //unknown// - | 15 | Out | //unknown// - */ - orion5x_gpio_set_valid_pins(0x07f6); - - /* register dns323 specific power-off method */ - if ((gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0) - || (gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0)) - pr_err("DNS323: failed to setup power-off GPIO\n"); - - pm_power_off = dns323_power_off; - - /* register flash and other platform devices */ - platform_add_devices(dns323_plat_devices, - ARRAY_SIZE(dns323_plat_devices)); - - i2c_register_board_info(0, dns323_i2c_devices, - ARRAY_SIZE(dns323_i2c_devices)); + platform_device_register(&dns323_gpio_leds); + platform_device_register(&dns323_button_device); + /* + * Configure peripherals. + */ + if (dns323_read_mac_addr() < 0) + printk("DNS-323: Failed to read MAC address\n"); + orion5x_ehci0_init(); orion5x_eth_init(&dns323_eth_data); + orion5x_i2c_init(); + orion5x_uart0_init(); + + /* Remaining GPIOs */ + switch(system_rev) { + case DNS323_REV_A1: + /* Poweroff GPIO */ + if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 || + gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0) + pr_err("DNS-323: failed to setup power-off GPIO\n"); + pm_power_off = dns323a_power_off; + break; + case DNS323_REV_B1: + /* 5182 built-in SATA init */ + orion5x_sata_init(&dns323_sata_data); + + /* The DNS323 rev B1 has flag to indicate the system is up. + * Without this flag set, power LED will flash and cannot be + * controlled via leds-gpio. + */ + if (gpio_request(DNS323_GPIO_SYSTEM_UP, "SYS_READY") == 0) + gpio_direction_output(DNS323_GPIO_SYSTEM_UP, 1); + + /* Poweroff GPIO */ + if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 || + gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0) + pr_err("DNS-323: failed to setup power-off GPIO\n"); + pm_power_off = dns323b_power_off; + break; + case DNS323_REV_C1: + /* 5182 built-in SATA init */ + orion5x_sata_init(&dns323_sata_data); + + /* Poweroff GPIO */ + if (gpio_request(DNS323C_GPIO_POWER_OFF, "POWEROFF") != 0 || + gpio_direction_output(DNS323C_GPIO_POWER_OFF, 0) != 0) + pr_err("DNS-323: failed to setup power-off GPIO\n"); + pm_power_off = dns323c_power_off; + + /* Now, -this- should theorically be done by the sata_mv driver + * once I figure out what's going on there. Maybe the behaviour + * of the LEDs should be somewhat passed via the platform_data. + * for now, just whack the register and make the LEDs happy + * + * Note: AFAIK, rev B1 needs the same treatement but I'll let + * somebody else test it. + */ + writel(0x5, ORION5X_SATA_VIRT_BASE + 0x2c); + break; + } } /* Warning: D-Link uses a wrong mach-type (=526) in their bootloader */ MACHINE_START(DNS323, "D-Link DNS-323") /* Maintainer: Herbert Valerio Riedel <hvr@gnu.org> */ - .phys_io = ORION5X_REGS_PHYS_BASE, - .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, - .boot_params = 0x00000100, + .atag_offset = 0x100, .init_machine = dns323_init, .map_io = orion5x_map_io, + .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, - .timer = &orion5x_timer, + .init_time = orion5x_timer_init, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/gpio.c b/arch/arm/mach-orion5x/gpio.c deleted file mode 100644 index 8108c316c42..00000000000 --- a/arch/arm/mach-orion5x/gpio.c +++ /dev/null @@ -1,226 +0,0 @@ -/* - * arch/arm/mach-orion5x/gpio.c - * - * GPIO functions for Marvell Orion System On Chip - * - * Maintainer: Tzachi Perelstein <tzachi@marvell.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/spinlock.h> -#include <linux/bitops.h> -#include <asm/gpio.h> -#include <asm/io.h> -#include <asm/arch/orion5x.h> -#include "common.h" - -static DEFINE_SPINLOCK(gpio_lock); -static unsigned long gpio_valid[BITS_TO_LONGS(GPIO_MAX)]; -static const char *gpio_label[GPIO_MAX]; /* non null for allocated GPIOs */ - -void __init orion5x_gpio_set_valid_pins(u32 pins) -{ - gpio_valid[0] = pins; -} - -/* - * GENERIC_GPIO primitives - */ -int gpio_direction_input(unsigned pin) -{ - unsigned long flags; - - if (pin >= GPIO_MAX || !test_bit(pin, gpio_valid)) { - pr_debug("%s: invalid GPIO %d\n", __func__, pin); - return -EINVAL; - } - - spin_lock_irqsave(&gpio_lock, flags); - - /* - * Some callers might have not used the gpio_request(), - * so flag this pin as requested now. - */ - if (!gpio_label[pin]) - gpio_label[pin] = "?"; - - orion5x_setbits(GPIO_IO_CONF, 1 << pin); - - spin_unlock_irqrestore(&gpio_lock, flags); - return 0; -} -EXPORT_SYMBOL(gpio_direction_input); - -int gpio_direction_output(unsigned pin, int value) -{ - unsigned long flags; - int mask; - - if (pin >= GPIO_MAX || !test_bit(pin, gpio_valid)) { - pr_debug("%s: invalid GPIO %d\n", __func__, pin); - return -EINVAL; - } - - spin_lock_irqsave(&gpio_lock, flags); - - /* - * Some callers might have not used the gpio_request(), - * so flag this pin as requested now. - */ - if (!gpio_label[pin]) - gpio_label[pin] = "?"; - - mask = 1 << pin; - orion5x_clrbits(GPIO_BLINK_EN, mask); - if (value) - orion5x_setbits(GPIO_OUT, mask); - else - orion5x_clrbits(GPIO_OUT, mask); - orion5x_clrbits(GPIO_IO_CONF, mask); - - spin_unlock_irqrestore(&gpio_lock, flags); - return 0; -} -EXPORT_SYMBOL(gpio_direction_output); - -int gpio_get_value(unsigned pin) -{ - int val, mask = 1 << pin; - - if (orion5x_read(GPIO_IO_CONF) & mask) - val = orion5x_read(GPIO_DATA_IN) ^ orion5x_read(GPIO_IN_POL); - else - val = orion5x_read(GPIO_OUT); - - return val & mask; -} -EXPORT_SYMBOL(gpio_get_value); - -void gpio_set_value(unsigned pin, int value) -{ - unsigned long flags; - int mask = 1 << pin; - - spin_lock_irqsave(&gpio_lock, flags); - - orion5x_clrbits(GPIO_BLINK_EN, mask); - if (value) - orion5x_setbits(GPIO_OUT, mask); - else - orion5x_clrbits(GPIO_OUT, mask); - - spin_unlock_irqrestore(&gpio_lock, flags); -} -EXPORT_SYMBOL(gpio_set_value); - -void orion5x_gpio_set_blink(unsigned pin, int blink) -{ - unsigned long flags; - int mask = 1 << pin; - - spin_lock_irqsave(&gpio_lock, flags); - - orion5x_clrbits(GPIO_OUT, mask); - if (blink) - orion5x_setbits(GPIO_BLINK_EN, mask); - else - orion5x_clrbits(GPIO_BLINK_EN, mask); - - spin_unlock_irqrestore(&gpio_lock, flags); -} -EXPORT_SYMBOL(orion5x_gpio_set_blink); - -int gpio_request(unsigned pin, const char *label) -{ - int ret = 0; - unsigned long flags; - - if (pin >= GPIO_MAX || !test_bit(pin, gpio_valid)) { - pr_debug("%s: invalid GPIO %d\n", __func__, pin); - return -EINVAL; - } - - spin_lock_irqsave(&gpio_lock, flags); - - if (gpio_label[pin]) { - pr_debug("%s: GPIO %d already used as %s\n", - __func__, pin, gpio_label[pin]); - ret = -EBUSY; - } else - gpio_label[pin] = label ? label : "?"; - - spin_unlock_irqrestore(&gpio_lock, flags); - return ret; -} -EXPORT_SYMBOL(gpio_request); - -void gpio_free(unsigned pin) -{ - if (pin >= GPIO_MAX || !test_bit(pin, gpio_valid)) { - pr_debug("%s: invalid GPIO %d\n", __func__, pin); - return; - } - - if (!gpio_label[pin]) - pr_warning("%s: GPIO %d already freed\n", __func__, pin); - else - gpio_label[pin] = NULL; -} -EXPORT_SYMBOL(gpio_free); - -/* Debug helper */ -void gpio_display(void) -{ - int i; - - for (i = 0; i < GPIO_MAX; i++) { - printk(KERN_DEBUG "Pin-%d: ", i); - - if (!test_bit(i, gpio_valid)) { - printk("non-GPIO\n"); - } else if (!gpio_label[i]) { - printk("GPIO, free\n"); - } else { - printk("GPIO, used by %s, ", gpio_label[i]); - if (orion5x_read(GPIO_IO_CONF) & (1 << i)) { - printk("input, active %s, level %s, edge %s\n", - ((orion5x_read(GPIO_IN_POL) >> i) & 1) ? "low" : "high", - ((orion5x_read(GPIO_LEVEL_MASK) >> i) & 1) ? "enabled" : "masked", - ((orion5x_read(GPIO_EDGE_MASK) >> i) & 1) ? "enabled" : "masked"); - } else { - printk("output, val=%d\n", (orion5x_read(GPIO_OUT) >> i) & 1); - } - } - } - - printk(KERN_DEBUG "MPP_0_7_CTRL (0x%08x) = 0x%08x\n", - MPP_0_7_CTRL, orion5x_read(MPP_0_7_CTRL)); - printk(KERN_DEBUG "MPP_8_15_CTRL (0x%08x) = 0x%08x\n", - MPP_8_15_CTRL, orion5x_read(MPP_8_15_CTRL)); - printk(KERN_DEBUG "MPP_16_19_CTRL (0x%08x) = 0x%08x\n", - MPP_16_19_CTRL, orion5x_read(MPP_16_19_CTRL)); - printk(KERN_DEBUG "MPP_DEV_CTRL (0x%08x) = 0x%08x\n", - MPP_DEV_CTRL, orion5x_read(MPP_DEV_CTRL)); - printk(KERN_DEBUG "GPIO_OUT (0x%08x) = 0x%08x\n", - GPIO_OUT, orion5x_read(GPIO_OUT)); - printk(KERN_DEBUG "GPIO_IO_CONF (0x%08x) = 0x%08x\n", - GPIO_IO_CONF, orion5x_read(GPIO_IO_CONF)); - printk(KERN_DEBUG "GPIO_BLINK_EN (0x%08x) = 0x%08x\n", - GPIO_BLINK_EN, orion5x_read(GPIO_BLINK_EN)); - printk(KERN_DEBUG "GPIO_IN_POL (0x%08x) = 0x%08x\n", - GPIO_IN_POL, orion5x_read(GPIO_IN_POL)); - printk(KERN_DEBUG "GPIO_DATA_IN (0x%08x) = 0x%08x\n", - GPIO_DATA_IN, orion5x_read(GPIO_DATA_IN)); - printk(KERN_DEBUG "GPIO_LEVEL_MASK (0x%08x) = 0x%08x\n", - GPIO_LEVEL_MASK, orion5x_read(GPIO_LEVEL_MASK)); - printk(KERN_DEBUG "GPIO_EDGE_CAUSE (0x%08x) = 0x%08x\n", - GPIO_EDGE_CAUSE, orion5x_read(GPIO_EDGE_CAUSE)); - printk(KERN_DEBUG "GPIO_EDGE_MASK (0x%08x) = 0x%08x\n", - GPIO_EDGE_MASK, orion5x_read(GPIO_EDGE_MASK)); -} diff --git a/arch/arm/mach-orion5x/include/mach/bridge-regs.h b/arch/arm/mach-orion5x/include/mach/bridge-regs.h new file mode 100644 index 00000000000..5766e3fbff6 --- /dev/null +++ b/arch/arm/mach-orion5x/include/mach/bridge-regs.h @@ -0,0 +1,37 @@ +/* + * arch/arm/mach-orion5x/include/mach/bridge-regs.h + * + * Orion CPU Bridge Registers + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef __ASM_ARCH_BRIDGE_REGS_H +#define __ASM_ARCH_BRIDGE_REGS_H + +#include <mach/orion5x.h> + +#define CPU_CONF (ORION5X_BRIDGE_VIRT_BASE + 0x100) + +#define CPU_CTRL (ORION5X_BRIDGE_VIRT_BASE + 0x104) + +#define RSTOUTn_MASK (ORION5X_BRIDGE_VIRT_BASE + 0x108) +#define RSTOUTn_MASK_PHYS (ORION5X_BRIDGE_PHYS_BASE + 0x108) + +#define CPU_SOFT_RESET (ORION5X_BRIDGE_VIRT_BASE + 0x10c) + +#define BRIDGE_CAUSE (ORION5X_BRIDGE_VIRT_BASE + 0x110) + +#define POWER_MNG_CTRL_REG (ORION5X_BRIDGE_VIRT_BASE + 0x11C) + +#define BRIDGE_INT_TIMER1_CLR (~0x0004) + +#define MAIN_IRQ_CAUSE (ORION5X_BRIDGE_VIRT_BASE + 0x200) + +#define MAIN_IRQ_MASK (ORION5X_BRIDGE_VIRT_BASE + 0x204) + +#define TIMER_VIRT_BASE (ORION5X_BRIDGE_VIRT_BASE + 0x300) +#define TIMER_PHYS_BASE (ORION5X_BRIDGE_PHYS_BASE + 0x300) +#endif diff --git a/arch/arm/mach-orion5x/include/mach/entry-macro.S b/arch/arm/mach-orion5x/include/mach/entry-macro.S new file mode 100644 index 00000000000..79eb502a1e6 --- /dev/null +++ b/arch/arm/mach-orion5x/include/mach/entry-macro.S @@ -0,0 +1,25 @@ +/* + * arch/arm/mach-orion5x/include/mach/entry-macro.S + * + * Low-level IRQ helper macros for Orion platforms + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <mach/bridge-regs.h> + + .macro get_irqnr_preamble, base, tmp + ldr \base, =MAIN_IRQ_CAUSE + .endm + + .macro get_irqnr_and_base, irqnr, irqstat, base, tmp + ldr \irqstat, [\base, #0] @ main cause + ldr \tmp, [\base, #(MAIN_IRQ_MASK - MAIN_IRQ_CAUSE)] @ main mask + mov \irqnr, #0 @ default irqnr + @ find cause bits that are unmasked + ands \irqstat, \irqstat, \tmp @ clear Z flag if any + clzne \irqnr, \irqstat @ calc irqnr + rsbne \irqnr, \irqnr, #31 + .endm diff --git a/arch/arm/mach-orion5x/include/mach/hardware.h b/arch/arm/mach-orion5x/include/mach/hardware.h new file mode 100644 index 00000000000..39573548247 --- /dev/null +++ b/arch/arm/mach-orion5x/include/mach/hardware.h @@ -0,0 +1,14 @@ +/* + * arch/arm/mach-orion5x/include/mach/hardware.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ASM_ARCH_HARDWARE_H +#define __ASM_ARCH_HARDWARE_H + +#include "orion5x.h" + +#endif diff --git a/arch/arm/mach-orion5x/include/mach/irqs.h b/arch/arm/mach-orion5x/include/mach/irqs.h new file mode 100644 index 00000000000..a6fa9d8f12d --- /dev/null +++ b/arch/arm/mach-orion5x/include/mach/irqs.h @@ -0,0 +1,60 @@ +/* + * arch/arm/mach-orion5x/include/mach/irqs.h + * + * IRQ definitions for Orion SoC + * + * Maintainer: Tzachi Perelstein <tzachi@marvell.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef __ASM_ARCH_IRQS_H +#define __ASM_ARCH_IRQS_H + +/* + * Orion Main Interrupt Controller + */ +#define IRQ_ORION5X_BRIDGE 0 +#define IRQ_ORION5X_DOORBELL_H2C 1 +#define IRQ_ORION5X_DOORBELL_C2H 2 +#define IRQ_ORION5X_UART0 3 +#define IRQ_ORION5X_UART1 4 +#define IRQ_ORION5X_I2C 5 +#define IRQ_ORION5X_GPIO_0_7 6 +#define IRQ_ORION5X_GPIO_8_15 7 +#define IRQ_ORION5X_GPIO_16_23 8 +#define IRQ_ORION5X_GPIO_24_31 9 +#define IRQ_ORION5X_PCIE0_ERR 10 +#define IRQ_ORION5X_PCIE0_INT 11 +#define IRQ_ORION5X_USB1_CTRL 12 +#define IRQ_ORION5X_DEV_BUS_ERR 14 +#define IRQ_ORION5X_PCI_ERR 15 +#define IRQ_ORION5X_USB_BR_ERR 16 +#define IRQ_ORION5X_USB0_CTRL 17 +#define IRQ_ORION5X_ETH_RX 18 +#define IRQ_ORION5X_ETH_TX 19 +#define IRQ_ORION5X_ETH_MISC 20 +#define IRQ_ORION5X_ETH_SUM 21 +#define IRQ_ORION5X_ETH_ERR 22 +#define IRQ_ORION5X_IDMA_ERR 23 +#define IRQ_ORION5X_IDMA_0 24 +#define IRQ_ORION5X_IDMA_1 25 +#define IRQ_ORION5X_IDMA_2 26 +#define IRQ_ORION5X_IDMA_3 27 +#define IRQ_ORION5X_CESA 28 +#define IRQ_ORION5X_SATA 29 +#define IRQ_ORION5X_XOR0 30 +#define IRQ_ORION5X_XOR1 31 + +/* + * Orion General Purpose Pins + */ +#define IRQ_ORION5X_GPIO_START 32 +#define NR_GPIO_IRQS 32 + +#define NR_IRQS (IRQ_ORION5X_GPIO_START + NR_GPIO_IRQS) + + +#endif diff --git a/arch/arm/mach-orion5x/include/mach/orion5x.h b/arch/arm/mach-orion5x/include/mach/orion5x.h new file mode 100644 index 00000000000..b78ff324886 --- /dev/null +++ b/arch/arm/mach-orion5x/include/mach/orion5x.h @@ -0,0 +1,146 @@ +/* + * arch/arm/mach-orion5x/include/mach/orion5x.h + * + * Generic definitions of Orion SoC flavors: + * Orion-1, Orion-VoIP, Orion-NAS, Orion-2, and Orion-1-90. + * + * Maintainer: Tzachi Perelstein <tzachi@marvell.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef __ASM_ARCH_ORION5X_H +#define __ASM_ARCH_ORION5X_H + +/***************************************************************************** + * Orion Address Maps + * + * phys + * e0000000 PCIe MEM space + * e8000000 PCI MEM space + * f0000000 PCIe WA space (Orion-1/Orion-NAS only) + * f1000000 on-chip peripheral registers + * f2000000 PCIe I/O space + * f2100000 PCI I/O space + * f2200000 SRAM dedicated for the crypto unit + * f4000000 device bus mappings (boot) + * fa000000 device bus mappings (cs0) + * fa800000 device bus mappings (cs2) + * fc000000 device bus mappings (cs0/cs1) + * + * virt phys size + * fe000000 f1000000 1M on-chip peripheral registers + * fee00000 f2000000 64K PCIe I/O space + * fee10000 f2100000 64K PCI I/O space + * fd000000 f0000000 16M PCIe WA space (Orion-1/Orion-NAS only) + ****************************************************************************/ +#define ORION5X_REGS_PHYS_BASE 0xf1000000 +#define ORION5X_REGS_VIRT_BASE IOMEM(0xfe000000) +#define ORION5X_REGS_SIZE SZ_1M + +#define ORION5X_PCIE_IO_PHYS_BASE 0xf2000000 +#define ORION5X_PCIE_IO_BUS_BASE 0x00000000 +#define ORION5X_PCIE_IO_SIZE SZ_64K + +#define ORION5X_PCI_IO_PHYS_BASE 0xf2100000 +#define ORION5X_PCI_IO_BUS_BASE 0x00010000 +#define ORION5X_PCI_IO_SIZE SZ_64K + +#define ORION5X_SRAM_PHYS_BASE (0xf2200000) +#define ORION5X_SRAM_SIZE SZ_8K + +/* Relevant only for Orion-1/Orion-NAS */ +#define ORION5X_PCIE_WA_PHYS_BASE 0xf0000000 +#define ORION5X_PCIE_WA_VIRT_BASE IOMEM(0xfd000000) +#define ORION5X_PCIE_WA_SIZE SZ_16M + +#define ORION5X_PCIE_MEM_PHYS_BASE 0xe0000000 +#define ORION5X_PCIE_MEM_SIZE SZ_128M + +#define ORION5X_PCI_MEM_PHYS_BASE 0xe8000000 +#define ORION5X_PCI_MEM_SIZE SZ_128M + +/******************************************************************************* + * Orion Registers Map + ******************************************************************************/ + +#define ORION5X_DDR_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0x00000) +#define ORION5X_DDR_WINS_BASE (ORION5X_DDR_PHYS_BASE + 0x1500) +#define ORION5X_DDR_WINS_SZ (0x10) +#define ORION5X_DDR_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x00000) +#define ORION5X_DEV_BUS_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0x10000) +#define ORION5X_DEV_BUS_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x10000) +#define ORION5X_DEV_BUS_REG(x) (ORION5X_DEV_BUS_VIRT_BASE + (x)) +#define GPIO_VIRT_BASE ORION5X_DEV_BUS_REG(0x0100) +#define SPI_PHYS_BASE (ORION5X_DEV_BUS_PHYS_BASE + 0x0600) +#define I2C_PHYS_BASE (ORION5X_DEV_BUS_PHYS_BASE + 0x1000) +#define UART0_PHYS_BASE (ORION5X_DEV_BUS_PHYS_BASE + 0x2000) +#define UART0_VIRT_BASE (ORION5X_DEV_BUS_VIRT_BASE + 0x2000) +#define UART1_PHYS_BASE (ORION5X_DEV_BUS_PHYS_BASE + 0x2100) +#define UART1_VIRT_BASE (ORION5X_DEV_BUS_VIRT_BASE + 0x2100) + +#define ORION5X_BRIDGE_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x20000) +#define ORION5X_BRIDGE_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0x20000) +#define ORION5X_BRIDGE_WINS_BASE (ORION5X_BRIDGE_PHYS_BASE) +#define ORION5X_BRIDGE_WINS_SZ (0x80) + +#define ORION5X_PCI_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x30000) + +#define ORION5X_PCIE_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x40000) + +#define ORION5X_USB0_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0x50000) +#define ORION5X_USB0_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x50000) + +#define ORION5X_XOR_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0x60900) +#define ORION5X_XOR_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x60900) + +#define ORION5X_ETH_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0x70000) +#define ORION5X_ETH_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x70000) + +#define ORION5X_SATA_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0x80000) +#define ORION5X_SATA_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0x80000) + +#define ORION5X_CRYPTO_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0x90000) + +#define ORION5X_USB1_PHYS_BASE (ORION5X_REGS_PHYS_BASE + 0xa0000) +#define ORION5X_USB1_VIRT_BASE (ORION5X_REGS_VIRT_BASE + 0xa0000) + +/******************************************************************************* + * Device Bus Registers + ******************************************************************************/ +#define MPP_0_7_CTRL ORION5X_DEV_BUS_REG(0x000) +#define MPP_8_15_CTRL ORION5X_DEV_BUS_REG(0x004) +#define MPP_16_19_CTRL ORION5X_DEV_BUS_REG(0x050) +#define MPP_DEV_CTRL ORION5X_DEV_BUS_REG(0x008) +#define MPP_RESET_SAMPLE ORION5X_DEV_BUS_REG(0x010) +#define DEV_BANK_0_PARAM ORION5X_DEV_BUS_REG(0x45c) +#define DEV_BANK_1_PARAM ORION5X_DEV_BUS_REG(0x460) +#define DEV_BANK_2_PARAM ORION5X_DEV_BUS_REG(0x464) +#define DEV_BANK_BOOT_PARAM ORION5X_DEV_BUS_REG(0x46c) +#define DEV_BUS_CTRL ORION5X_DEV_BUS_REG(0x4c0) +#define DEV_BUS_INT_CAUSE ORION5X_DEV_BUS_REG(0x4d0) +#define DEV_BUS_INT_MASK ORION5X_DEV_BUS_REG(0x4d4) + +/******************************************************************************* + * Supported Devices & Revisions + ******************************************************************************/ +/* Orion-1 (88F5181) and Orion-VoIP (88F5181L) */ +#define MV88F5181_DEV_ID 0x5181 +#define MV88F5181_REV_B1 3 +#define MV88F5181L_REV_A0 8 +#define MV88F5181L_REV_A1 9 +/* Orion-NAS (88F5182) */ +#define MV88F5182_DEV_ID 0x5182 +#define MV88F5182_REV_A2 2 +/* Orion-2 (88F5281) */ +#define MV88F5281_DEV_ID 0x5281 +#define MV88F5281_REV_D0 4 +#define MV88F5281_REV_D1 5 +#define MV88F5281_REV_D2 6 +/* Orion-1-90 (88F6183) */ +#define MV88F6183_DEV_ID 0x6183 +#define MV88F6183_REV_B0 3 + +#endif diff --git a/arch/arm/mach-orion5x/include/mach/uncompress.h b/arch/arm/mach-orion5x/include/mach/uncompress.h new file mode 100644 index 00000000000..abd26b542c3 --- /dev/null +++ b/arch/arm/mach-orion5x/include/mach/uncompress.h @@ -0,0 +1,48 @@ +/* + * arch/arm/mach-orion5x/include/mach/uncompress.h + * + * Tzachi Perelstein <tzachi@marvell.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/serial_reg.h> +#include <mach/orion5x.h> + +#define SERIAL_BASE ((unsigned char *)UART0_PHYS_BASE) + +static void putc(const char c) +{ + unsigned char *base = SERIAL_BASE; + int i; + + for (i = 0; i < 0x1000; i++) { + if (base[UART_LSR << 2] & UART_LSR_THRE) + break; + barrier(); + } + + base[UART_TX << 2] = c; +} + +static void flush(void) +{ + unsigned char *base = SERIAL_BASE; + unsigned char mask; + int i; + + mask = UART_LSR_TEMT | UART_LSR_THRE; + + for (i = 0; i < 0x1000; i++) { + if ((base[UART_LSR << 2] & mask) == mask) + break; + barrier(); + } +} + +/* + * nothing to do + */ +#define arch_decomp_setup() diff --git a/arch/arm/mach-orion5x/irq.c b/arch/arm/mach-orion5x/irq.c index dd21f38c5d3..cd4bac4d7e4 100644 --- a/arch/arm/mach-orion5x/irq.c +++ b/arch/arm/mach-orion5x/irq.c @@ -9,203 +9,57 @@ * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ - +#include <linux/gpio.h> #include <linux/kernel.h> -#include <linux/init.h> #include <linux/irq.h> -#include <asm/gpio.h> -#include <asm/io.h> -#include <asm/arch/orion5x.h> -#include <asm/plat-orion/irq.h> +#include <linux/io.h> +#include <mach/bridge-regs.h> +#include <plat/orion-gpio.h> +#include <plat/irq.h> +#include <asm/exception.h> #include "common.h" -/***************************************************************************** - * Orion GPIO IRQ - * - * GPIO_IN_POL register controlls whether GPIO_DATA_IN will hold the same - * value of the line or the opposite value. - * - * Level IRQ handlers: DATA_IN is used directly as cause register. - * Interrupt are masked by LEVEL_MASK registers. - * Edge IRQ handlers: Change in DATA_IN are latched in EDGE_CAUSE. - * Interrupt are masked by EDGE_MASK registers. - * Both-edge handlers: Similar to regular Edge handlers, but also swaps - * the polarity to catch the next line transaction. - * This is a race condition that might not perfectly - * work on some use cases. - * - * Every eight GPIO lines are grouped (OR'ed) before going up to main - * cause register. - * - * EDGE cause mask - * data-in /--------| |-----| |----\ - * -----| |----- ---- to main cause reg - * X \----------------| |----/ - * polarity LEVEL mask - * - ****************************************************************************/ -static void orion5x_gpio_irq_ack(u32 irq) -{ - int pin = irq_to_gpio(irq); - if (irq_desc[irq].status & IRQ_LEVEL) - /* - * Mask bit for level interrupt - */ - orion5x_clrbits(GPIO_LEVEL_MASK, 1 << pin); - else - /* - * Clear casue bit for egde interrupt - */ - orion5x_clrbits(GPIO_EDGE_CAUSE, 1 << pin); -} - -static void orion5x_gpio_irq_mask(u32 irq) -{ - int pin = irq_to_gpio(irq); - if (irq_desc[irq].status & IRQ_LEVEL) - orion5x_clrbits(GPIO_LEVEL_MASK, 1 << pin); - else - orion5x_clrbits(GPIO_EDGE_MASK, 1 << pin); -} - -static void orion5x_gpio_irq_unmask(u32 irq) -{ - int pin = irq_to_gpio(irq); - if (irq_desc[irq].status & IRQ_LEVEL) - orion5x_setbits(GPIO_LEVEL_MASK, 1 << pin); - else - orion5x_setbits(GPIO_EDGE_MASK, 1 << pin); -} - -static int orion5x_gpio_set_irq_type(u32 irq, u32 type) -{ - int pin = irq_to_gpio(irq); - struct irq_desc *desc; - - if ((orion5x_read(GPIO_IO_CONF) & (1 << pin)) == 0) { - printk(KERN_ERR "orion5x_gpio_set_irq_type failed " - "(irq %d, pin %d).\n", irq, pin); - return -EINVAL; - } - - desc = irq_desc + irq; - - switch (type) { - case IRQT_HIGH: - desc->handle_irq = handle_level_irq; - desc->status |= IRQ_LEVEL; - orion5x_clrbits(GPIO_IN_POL, (1 << pin)); - break; - case IRQT_LOW: - desc->handle_irq = handle_level_irq; - desc->status |= IRQ_LEVEL; - orion5x_setbits(GPIO_IN_POL, (1 << pin)); - break; - case IRQT_RISING: - desc->handle_irq = handle_edge_irq; - desc->status &= ~IRQ_LEVEL; - orion5x_clrbits(GPIO_IN_POL, (1 << pin)); - break; - case IRQT_FALLING: - desc->handle_irq = handle_edge_irq; - desc->status &= ~IRQ_LEVEL; - orion5x_setbits(GPIO_IN_POL, (1 << pin)); - break; - case IRQT_BOTHEDGE: - desc->handle_irq = handle_edge_irq; - desc->status &= ~IRQ_LEVEL; - /* - * set initial polarity based on current input level - */ - if ((orion5x_read(GPIO_IN_POL) ^ orion5x_read(GPIO_DATA_IN)) - & (1 << pin)) - orion5x_setbits(GPIO_IN_POL, (1 << pin)); /* falling */ - else - orion5x_clrbits(GPIO_IN_POL, (1 << pin)); /* rising */ - - break; - default: - printk(KERN_ERR "failed to set irq=%d (type=%d)\n", irq, type); - return -EINVAL; - } - - desc->status &= ~IRQ_TYPE_SENSE_MASK; - desc->status |= type & IRQ_TYPE_SENSE_MASK; - - return 0; -} - -static struct irq_chip orion5x_gpio_irq_chip = { - .name = "Orion-IRQ-GPIO", - .ack = orion5x_gpio_irq_ack, - .mask = orion5x_gpio_irq_mask, - .unmask = orion5x_gpio_irq_unmask, - .set_type = orion5x_gpio_set_irq_type, +static int __initdata gpio0_irqs[4] = { + IRQ_ORION5X_GPIO_0_7, + IRQ_ORION5X_GPIO_8_15, + IRQ_ORION5X_GPIO_16_23, + IRQ_ORION5X_GPIO_24_31, }; -static void orion5x_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) -{ - u32 cause, offs, pin; - - BUG_ON(irq < IRQ_ORION5X_GPIO_0_7 || irq > IRQ_ORION5X_GPIO_24_31); - offs = (irq - IRQ_ORION5X_GPIO_0_7) * 8; - cause = (orion5x_read(GPIO_DATA_IN) & orion5x_read(GPIO_LEVEL_MASK)) | - (orion5x_read(GPIO_EDGE_CAUSE) & orion5x_read(GPIO_EDGE_MASK)); +#ifdef CONFIG_MULTI_IRQ_HANDLER +/* + * Compiling with both non-DT and DT support enabled, will + * break asm irq handler used by non-DT boards. Therefore, + * we provide a C-style irq handler even for non-DT boards, + * if MULTI_IRQ_HANDLER is set. + */ - for (pin = offs; pin < offs + 8; pin++) { - if (cause & (1 << pin)) { - irq = gpio_to_irq(pin); - desc = irq_desc + irq; - if ((desc->status & IRQ_TYPE_SENSE_MASK) == IRQT_BOTHEDGE) { - /* Swap polarity (race with GPIO line) */ - u32 polarity = orion5x_read(GPIO_IN_POL); - polarity ^= 1 << pin; - orion5x_write(GPIO_IN_POL, polarity); - } - desc_handle_irq(irq, desc); - } +asmlinkage void +__exception_irq_entry orion5x_legacy_handle_irq(struct pt_regs *regs) +{ + u32 stat; + + stat = readl_relaxed(MAIN_IRQ_CAUSE); + stat &= readl_relaxed(MAIN_IRQ_MASK); + if (stat) { + unsigned int hwirq = __fls(stat); + handle_IRQ(hwirq, regs); + return; } } +#endif -static void __init orion5x_init_gpio_irq(void) +void __init orion5x_init_irq(void) { - int i; - struct irq_desc *desc; + orion_irq_init(0, MAIN_IRQ_MASK); - /* - * Mask and clear GPIO IRQ interrupts - */ - orion5x_write(GPIO_LEVEL_MASK, 0x0); - orion5x_write(GPIO_EDGE_MASK, 0x0); - orion5x_write(GPIO_EDGE_CAUSE, 0x0); +#ifdef CONFIG_MULTI_IRQ_HANDLER + set_handle_irq(orion5x_legacy_handle_irq); +#endif /* - * Register chained level handlers for GPIO IRQs by default. - * User can use set_type() if he wants to use edge types handlers. + * Initialize gpiolib for GPIOs 0-31. */ - for (i = IRQ_ORION5X_GPIO_START; i < NR_IRQS; i++) { - set_irq_chip(i, &orion5x_gpio_irq_chip); - set_irq_handler(i, handle_level_irq); - desc = irq_desc + i; - desc->status |= IRQ_LEVEL; - set_irq_flags(i, IRQF_VALID); - } - set_irq_chained_handler(IRQ_ORION5X_GPIO_0_7, orion5x_gpio_irq_handler); - set_irq_chained_handler(IRQ_ORION5X_GPIO_8_15, orion5x_gpio_irq_handler); - set_irq_chained_handler(IRQ_ORION5X_GPIO_16_23, orion5x_gpio_irq_handler); - set_irq_chained_handler(IRQ_ORION5X_GPIO_24_31, orion5x_gpio_irq_handler); -} - -/***************************************************************************** - * Orion Main IRQ - ****************************************************************************/ -static void __init orion5x_init_main_irq(void) -{ - orion_irq_init(0, (void __iomem *)MAIN_IRQ_MASK); -} - -void __init orion5x_init_irq(void) -{ - orion5x_init_main_irq(); - orion5x_init_gpio_irq(); + orion_gpio_init(NULL, 0, 32, GPIO_VIRT_BASE, 0, + IRQ_ORION5X_GPIO_START, gpio0_irqs); } diff --git a/arch/arm/mach-orion5x/kurobox_pro-setup.c b/arch/arm/mach-orion5x/kurobox_pro-setup.c index f5074b877b7..fe6a48a325e 100644 --- a/arch/arm/mach-orion5x/kurobox_pro-setup.c +++ b/arch/arm/mach-orion5x/kurobox_pro-setup.c @@ -7,24 +7,26 @@ * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ - +#include <linux/gpio.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> #include <linux/pci.h> #include <linux/irq.h> +#include <linux/delay.h> #include <linux/mtd/physmap.h> #include <linux/mtd/nand.h> #include <linux/mv643xx_eth.h> #include <linux/i2c.h> +#include <linux/serial_reg.h> #include <linux/ata_platform.h> #include <asm/mach-types.h> -#include <asm/gpio.h> #include <asm/mach/arch.h> #include <asm/mach/pci.h> -#include <asm/arch/orion5x.h> -#include <asm/plat-orion/orion_nand.h> +#include <mach/orion5x.h> +#include <linux/platform_data/mtd-orion_nand.h> #include "common.h" +#include "mpp.h" /***************************************************************************** * KUROBOX-PRO Info @@ -53,13 +55,11 @@ static struct mtd_partition kurobox_pro_nand_parts[] = { .name = "uImage", .offset = 0, .size = SZ_4M, - }, - { + }, { .name = "rootfs", .offset = SZ_4M, .size = SZ_64M, - }, - { + }, { .name = "extra", .offset = SZ_4M + SZ_64M, .size = SZ_256M - (SZ_4M + SZ_64M), @@ -118,7 +118,8 @@ static struct platform_device kurobox_pro_nor_flash = { * PCI ****************************************************************************/ -static int __init kurobox_pro_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +static int __init kurobox_pro_pci_map_irq(const struct pci_dev *dev, u8 slot, + u8 pin) { int irq; @@ -132,14 +133,11 @@ static int __init kurobox_pro_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) /* * PCI isn't used on the Kuro */ - printk(KERN_ERR "kurobox_pro_pci_map_irq failed, unknown bus\n"); - return -1; } static struct hw_pci kurobox_pro_pci __initdata = { .nr_controllers = 2, - .swizzle = pci_std_swizzle, .setup = orion5x_pci_sys_setup, .scan = orion5x_pci_sys_scan_bus, .map_irq = kurobox_pro_pci_map_irq, @@ -147,8 +145,10 @@ static struct hw_pci kurobox_pro_pci __initdata = { static int __init kurobox_pro_pci_init(void) { - if (machine_is_kurobox_pro()) + if (machine_is_kurobox_pro()) { + orion5x_pci_disable(); pci_common_init(&kurobox_pro_pci); + } return 0; } @@ -160,8 +160,7 @@ subsys_initcall(kurobox_pro_pci_init); ****************************************************************************/ static struct mv643xx_eth_platform_data kurobox_pro_eth_data = { - .phy_addr = 8, - .force_phy_addr = 1, + .phy_addr = MV643XX_ETH_PHY_ADDR(8), }; /***************************************************************************** @@ -175,12 +174,169 @@ static struct i2c_board_info __initdata kurobox_pro_i2c_rtc = { * SATA ****************************************************************************/ static struct mv_sata_platform_data kurobox_pro_sata_data = { - .n_ports = 2, + .n_ports = 2, }; /***************************************************************************** + * Kurobox Pro specific power off method via UART1-attached microcontroller + ****************************************************************************/ + +#define UART1_REG(x) (UART1_VIRT_BASE + ((UART_##x) << 2)) + +static int kurobox_pro_miconread(unsigned char *buf, int count) +{ + int i; + int timeout; + + for (i = 0; i < count; i++) { + timeout = 10; + + while (!(readl(UART1_REG(LSR)) & UART_LSR_DR)) { + if (--timeout == 0) + break; + udelay(1000); + } + + if (timeout == 0) + break; + buf[i] = readl(UART1_REG(RX)); + } + + /* return read bytes */ + return i; +} + +static int kurobox_pro_miconwrite(const unsigned char *buf, int count) +{ + int i = 0; + + while (count--) { + while (!(readl(UART1_REG(LSR)) & UART_LSR_THRE)) + barrier(); + writel(buf[i++], UART1_REG(TX)); + } + + return 0; +} + +static int kurobox_pro_miconsend(const unsigned char *data, int count) +{ + int i; + unsigned char checksum = 0; + unsigned char recv_buf[40]; + unsigned char send_buf[40]; + unsigned char correct_ack[3]; + int retry = 2; + + /* Generate checksum */ + for (i = 0; i < count; i++) + checksum -= data[i]; + + do { + /* Send data */ + kurobox_pro_miconwrite(data, count); + + /* send checksum */ + kurobox_pro_miconwrite(&checksum, 1); + + if (kurobox_pro_miconread(recv_buf, sizeof(recv_buf)) <= 3) { + printk(KERN_ERR ">%s: receive failed.\n", __func__); + + /* send preamble to clear the receive buffer */ + memset(&send_buf, 0xff, sizeof(send_buf)); + kurobox_pro_miconwrite(send_buf, sizeof(send_buf)); + + /* make dummy reads */ + mdelay(100); + kurobox_pro_miconread(recv_buf, sizeof(recv_buf)); + } else { + /* Generate expected ack */ + correct_ack[0] = 0x01; + correct_ack[1] = data[1]; + correct_ack[2] = 0x00; + + /* checksum Check */ + if ((recv_buf[0] + recv_buf[1] + recv_buf[2] + + recv_buf[3]) & 0xFF) { + printk(KERN_ERR ">%s: Checksum Error : " + "Received data[%02x, %02x, %02x, %02x]" + "\n", __func__, recv_buf[0], + recv_buf[1], recv_buf[2], recv_buf[3]); + } else { + /* Check Received Data */ + if (correct_ack[0] == recv_buf[0] && + correct_ack[1] == recv_buf[1] && + correct_ack[2] == recv_buf[2]) { + /* Interval for next command */ + mdelay(10); + + /* Receive ACK */ + return 0; + } + } + /* Received NAK or illegal Data */ + printk(KERN_ERR ">%s: Error : NAK or Illegal Data " + "Received\n", __func__); + } + } while (retry--); + + /* Interval for next command */ + mdelay(10); + + return -1; +} + +static void kurobox_pro_power_off(void) +{ + const unsigned char watchdogkill[] = {0x01, 0x35, 0x00}; + const unsigned char shutdownwait[] = {0x00, 0x0c}; + const unsigned char poweroff[] = {0x00, 0x06}; + /* 38400 baud divisor */ + const unsigned divisor = ((orion5x_tclk + (8 * 38400)) / (16 * 38400)); + + pr_info("%s: triggering power-off...\n", __func__); + + /* hijack uart1 and reset into sane state (38400,8n1,even parity) */ + writel(0x83, UART1_REG(LCR)); + writel(divisor & 0xff, UART1_REG(DLL)); + writel((divisor >> 8) & 0xff, UART1_REG(DLM)); + writel(0x1b, UART1_REG(LCR)); + writel(0x00, UART1_REG(IER)); + writel(0x07, UART1_REG(FCR)); + writel(0x00, UART1_REG(MCR)); + + /* Send the commands to shutdown the Kurobox Pro */ + kurobox_pro_miconsend(watchdogkill, sizeof(watchdogkill)) ; + kurobox_pro_miconsend(shutdownwait, sizeof(shutdownwait)) ; + kurobox_pro_miconsend(poweroff, sizeof(poweroff)); +} + +/***************************************************************************** * General Setup ****************************************************************************/ +static unsigned int kurobox_pro_mpp_modes[] __initdata = { + MPP0_UNUSED, + MPP1_UNUSED, + MPP2_GPIO, /* GPIO Micon */ + MPP3_GPIO, /* GPIO Rtc */ + MPP4_UNUSED, + MPP5_UNUSED, + MPP6_NAND, /* NAND Flash REn */ + MPP7_NAND, /* NAND Flash WEn */ + MPP8_UNUSED, + MPP9_UNUSED, + MPP10_UNUSED, + MPP11_UNUSED, + MPP12_SATA_LED, /* SATA 0 presence */ + MPP13_SATA_LED, /* SATA 1 presence */ + MPP14_SATA_LED, /* SATA 0 active */ + MPP15_SATA_LED, /* SATA 1 active */ + MPP16_UART, /* UART1 RXD */ + MPP17_UART, /* UART1 TXD */ + MPP18_UART, /* UART1 CTSn */ + MPP19_UART, /* UART1 RTSn */ + 0, +}; static void __init kurobox_pro_init(void) { @@ -189,72 +345,64 @@ static void __init kurobox_pro_init(void) */ orion5x_init(); - /* - * Setup the CPU address decode windows for our devices - */ - orion5x_setup_dev_boot_win(KUROBOX_PRO_NOR_BOOT_BASE, - KUROBOX_PRO_NOR_BOOT_SIZE); - orion5x_setup_dev0_win(KUROBOX_PRO_NAND_BASE, KUROBOX_PRO_NAND_SIZE); + orion5x_mpp_conf(kurobox_pro_mpp_modes); /* - * Open a special address decode windows for the PCIe WA. + * Configure peripherals. */ - orion5x_setup_pcie_wa_win(ORION5X_PCIE_WA_PHYS_BASE, - ORION5X_PCIE_WA_SIZE); - - /* - * Setup Multiplexing Pins -- - * MPP[0-1] Not used - * MPP[2] GPIO Micon - * MPP[3] GPIO RTC - * MPP[4-5] Not used - * MPP[6] Nand Flash REn - * MPP[7] Nand Flash WEn - * MPP[8-11] Not used - * MPP[12] SATA 0 presence Indication - * MPP[13] SATA 1 presence Indication - * MPP[14] SATA 0 active Indication - * MPP[15] SATA 1 active indication - * MPP[16-19] Not used - */ - orion5x_write(MPP_0_7_CTRL, 0x44220003); - orion5x_write(MPP_8_15_CTRL, 0x55550000); - orion5x_write(MPP_16_19_CTRL, 0x0); - - orion5x_gpio_set_valid_pins(0x0000000c); - + orion5x_ehci0_init(); + orion5x_ehci1_init(); + orion5x_eth_init(&kurobox_pro_eth_data); + orion5x_i2c_init(); + orion5x_sata_init(&kurobox_pro_sata_data); + orion5x_uart0_init(); + orion5x_uart1_init(); + orion5x_xor_init(); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + KUROBOX_PRO_NOR_BOOT_BASE, + KUROBOX_PRO_NOR_BOOT_SIZE); platform_device_register(&kurobox_pro_nor_flash); - if (machine_is_kurobox_pro()) + + if (machine_is_kurobox_pro()) { + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_TARGET(0), + ORION_MBUS_DEVBUS_ATTR(0), + KUROBOX_PRO_NAND_BASE, + KUROBOX_PRO_NAND_SIZE); platform_device_register(&kurobox_pro_nand_flash); + } + i2c_register_board_info(0, &kurobox_pro_i2c_rtc, 1); - orion5x_eth_init(&kurobox_pro_eth_data); - orion5x_sata_init(&kurobox_pro_sata_data); + + /* register Kurobox Pro specific power-off method */ + pm_power_off = kurobox_pro_power_off; } #ifdef CONFIG_MACH_KUROBOX_PRO MACHINE_START(KUROBOX_PRO, "Buffalo/Revogear Kurobox Pro") /* Maintainer: Ronen Shitrit <rshitrit@marvell.com> */ - .phys_io = ORION5X_REGS_PHYS_BASE, - .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, - .boot_params = 0x00000100, + .atag_offset = 0x100, .init_machine = kurobox_pro_init, .map_io = orion5x_map_io, + .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, - .timer = &orion5x_timer, + .init_time = orion5x_timer_init, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END #endif #ifdef CONFIG_MACH_LINKSTATION_PRO MACHINE_START(LINKSTATION_PRO, "Buffalo Linkstation Pro/Live") /* Maintainer: Byron Bradley <byron.bbradley@gmail.com> */ - .phys_io = ORION5X_REGS_PHYS_BASE, - .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, - .boot_params = 0x00000100, + .atag_offset = 0x100, .init_machine = kurobox_pro_init, .map_io = orion5x_map_io, + .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, - .timer = &orion5x_timer, + .init_time = orion5x_timer_init, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END #endif diff --git a/arch/arm/mach-orion5x/ls-chl-setup.c b/arch/arm/mach-orion5x/ls-chl-setup.c new file mode 100644 index 00000000000..028ea038d40 --- /dev/null +++ b/arch/arm/mach-orion5x/ls-chl-setup.c @@ -0,0 +1,330 @@ +/* + * arch/arm/mach-orion5x/ls-chl-setup.c + * + * Maintainer: Ash Hughes <ashley.hughes@blueyonder.co.uk> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/leds.h> +#include <linux/gpio_keys.h> +#include <linux/gpio-fan.h> +#include <linux/input.h> +#include <linux/i2c.h> +#include <linux/ata_platform.h> +#include <linux/gpio.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" + +/***************************************************************************** + * Linkstation LS-CHL Info + ****************************************************************************/ + +/* + * 256K NOR flash Device bus boot chip select + */ + +#define LSCHL_NOR_BOOT_BASE 0xf4000000 +#define LSCHL_NOR_BOOT_SIZE SZ_256K + +/***************************************************************************** + * 256KB NOR Flash on BOOT Device + ****************************************************************************/ + +static struct physmap_flash_data lschl_nor_flash_data = { + .width = 1, +}; + +static struct resource lschl_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = LSCHL_NOR_BOOT_BASE, + .end = LSCHL_NOR_BOOT_BASE + LSCHL_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device lschl_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &lschl_nor_flash_data, + }, + .num_resources = 1, + .resource = &lschl_nor_flash_resource, +}; + +/***************************************************************************** + * Ethernet + ****************************************************************************/ + +static struct mv643xx_eth_platform_data lschl_eth_data = { + .phy_addr = MV643XX_ETH_PHY_ADDR(8), +}; + +/***************************************************************************** + * RTC 5C372a on I2C bus + ****************************************************************************/ + +static struct i2c_board_info __initdata lschl_i2c_rtc = { + I2C_BOARD_INFO("rs5c372a", 0x32), +}; + +/***************************************************************************** + * LEDs attached to GPIO + ****************************************************************************/ + +#define LSCHL_GPIO_LED_ALARM 2 +#define LSCHL_GPIO_LED_INFO 3 +#define LSCHL_GPIO_LED_FUNC 17 +#define LSCHL_GPIO_LED_PWR 0 + +static struct gpio_led lschl_led_pins[] = { + { + .name = "alarm:red", + .gpio = LSCHL_GPIO_LED_ALARM, + .active_low = 1, + }, { + .name = "info:amber", + .gpio = LSCHL_GPIO_LED_INFO, + .active_low = 1, + }, { + .name = "func:blue:top", + .gpio = LSCHL_GPIO_LED_FUNC, + .active_low = 1, + }, { + .name = "power:blue:bottom", + .gpio = LSCHL_GPIO_LED_PWR, + }, +}; + +static struct gpio_led_platform_data lschl_led_data = { + .leds = lschl_led_pins, + .num_leds = ARRAY_SIZE(lschl_led_pins), +}; + +static struct platform_device lschl_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &lschl_led_data, + }, +}; + +/***************************************************************************** + * SATA + ****************************************************************************/ +static struct mv_sata_platform_data lschl_sata_data = { + .n_ports = 2, +}; + +/***************************************************************************** + * LS-CHL specific power off method: reboot + ****************************************************************************/ +/* + * On the LS-CHL, the shutdown process is following: + * - Userland monitors key events until the power switch goes to off position + * - The board reboots + * - U-boot starts and goes into an idle mode waiting for the user + * to move the switch to ON position + * + */ + +static void lschl_power_off(void) +{ + orion5x_restart(REBOOT_HARD, NULL); +} + +/***************************************************************************** + * General Setup + ****************************************************************************/ +#define LSCHL_GPIO_USB_POWER 9 +#define LSCHL_GPIO_AUTO_POWER 17 +#define LSCHL_GPIO_POWER 18 + +/**************************************************************************** + * GPIO Attached Keys + ****************************************************************************/ +#define LSCHL_GPIO_KEY_FUNC 15 +#define LSCHL_GPIO_KEY_POWER 8 +#define LSCHL_GPIO_KEY_AUTOPOWER 10 +#define LSCHL_SW_POWER 0x00 +#define LSCHL_SW_AUTOPOWER 0x01 +#define LSCHL_SW_FUNC 0x02 + +static struct gpio_keys_button lschl_buttons[] = { + { + .type = EV_SW, + .code = LSCHL_SW_POWER, + .gpio = LSCHL_GPIO_KEY_POWER, + .desc = "Power-on Switch", + .active_low = 1, + }, { + .type = EV_SW, + .code = LSCHL_SW_AUTOPOWER, + .gpio = LSCHL_GPIO_KEY_AUTOPOWER, + .desc = "Power-auto Switch", + .active_low = 1, + }, { + .type = EV_SW, + .code = LSCHL_SW_FUNC, + .gpio = LSCHL_GPIO_KEY_FUNC, + .desc = "Function Switch", + .active_low = 1, + }, +}; + +static struct gpio_keys_platform_data lschl_button_data = { + .buttons = lschl_buttons, + .nbuttons = ARRAY_SIZE(lschl_buttons), +}; + +static struct platform_device lschl_button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &lschl_button_data, + }, +}; + +#define LSCHL_GPIO_HDD_POWER 1 + +/**************************************************************************** + * GPIO Fan + ****************************************************************************/ + +#define LSCHL_GPIO_FAN_LOW 16 +#define LSCHL_GPIO_FAN_HIGH 14 +#define LSCHL_GPIO_FAN_LOCK 6 + +static struct gpio_fan_alarm lschl_alarm = { + .gpio = LSCHL_GPIO_FAN_LOCK, +}; + +static struct gpio_fan_speed lschl_speeds[] = { + { + .rpm = 0, + .ctrl_val = 3, + }, { + .rpm = 1500, + .ctrl_val = 2, + }, { + .rpm = 3250, + .ctrl_val = 1, + }, { + .rpm = 5000, + .ctrl_val = 0, + }, +}; + +static int lschl_gpio_list[] = { + LSCHL_GPIO_FAN_HIGH, LSCHL_GPIO_FAN_LOW, +}; + +static struct gpio_fan_platform_data lschl_fan_data = { + .num_ctrl = ARRAY_SIZE(lschl_gpio_list), + .ctrl = lschl_gpio_list, + .alarm = &lschl_alarm, + .num_speed = ARRAY_SIZE(lschl_speeds), + .speed = lschl_speeds, +}; + +static struct platform_device lschl_fan_device = { + .name = "gpio-fan", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &lschl_fan_data, + }, +}; + +/**************************************************************************** + * GPIO Data + ****************************************************************************/ + +static unsigned int lschl_mpp_modes[] __initdata = { + MPP0_GPIO, /* LED POWER */ + MPP1_GPIO, /* HDD POWER */ + MPP2_GPIO, /* LED ALARM */ + MPP3_GPIO, /* LED INFO */ + MPP4_UNUSED, + MPP5_UNUSED, + MPP6_GPIO, /* FAN LOCK */ + MPP7_GPIO, /* SW INIT */ + MPP8_GPIO, /* SW POWER */ + MPP9_GPIO, /* USB POWER */ + MPP10_GPIO, /* SW AUTO POWER */ + MPP11_UNUSED, + MPP12_UNUSED, + MPP13_UNUSED, + MPP14_GPIO, /* FAN HIGH */ + MPP15_GPIO, /* SW FUNC */ + MPP16_GPIO, /* FAN LOW */ + MPP17_GPIO, /* LED FUNC */ + MPP18_UNUSED, + MPP19_UNUSED, + 0, +}; + +static void __init lschl_init(void) +{ + /* + * Setup basic Orion functions. Needs to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(lschl_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_ehci1_init(); + orion5x_eth_init(&lschl_eth_data); + orion5x_i2c_init(); + orion5x_sata_init(&lschl_sata_data); + orion5x_uart0_init(); + orion5x_xor_init(); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + LSCHL_NOR_BOOT_BASE, + LSCHL_NOR_BOOT_SIZE); + platform_device_register(&lschl_nor_flash); + + platform_device_register(&lschl_leds); + + platform_device_register(&lschl_button_device); + + platform_device_register(&lschl_fan_device); + + i2c_register_board_info(0, &lschl_i2c_rtc, 1); + + /* usb power on */ + gpio_set_value(LSCHL_GPIO_USB_POWER, 1); + + /* register power-off method */ + pm_power_off = lschl_power_off; + + pr_info("%s: finished\n", __func__); +} + +MACHINE_START(LINKSTATION_LSCHL, "Buffalo Linkstation LiveV3 (LS-CHL)") + /* Maintainer: Ash Hughes <ashley.hughes@blueyonder.co.uk> */ + .atag_offset = 0x100, + .init_machine = lschl_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END diff --git a/arch/arm/mach-orion5x/ls_hgl-setup.c b/arch/arm/mach-orion5x/ls_hgl-setup.c new file mode 100644 index 00000000000..32b7129b767 --- /dev/null +++ b/arch/arm/mach-orion5x/ls_hgl-setup.c @@ -0,0 +1,277 @@ +/* + * arch/arm/mach-orion5x/ls_hgl-setup.c + * + * Maintainer: Zhu Qingsen <zhuqs@cn.fujitsu.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/leds.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> +#include <linux/i2c.h> +#include <linux/ata_platform.h> +#include <linux/gpio.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" + +/***************************************************************************** + * Linkstation LS-HGL Info + ****************************************************************************/ + +/* + * 256K NOR flash Device bus boot chip select + */ + +#define LS_HGL_NOR_BOOT_BASE 0xf4000000 +#define LS_HGL_NOR_BOOT_SIZE SZ_256K + +/***************************************************************************** + * 256KB NOR Flash on BOOT Device + ****************************************************************************/ + +static struct physmap_flash_data ls_hgl_nor_flash_data = { + .width = 1, +}; + +static struct resource ls_hgl_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = LS_HGL_NOR_BOOT_BASE, + .end = LS_HGL_NOR_BOOT_BASE + LS_HGL_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device ls_hgl_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &ls_hgl_nor_flash_data, + }, + .num_resources = 1, + .resource = &ls_hgl_nor_flash_resource, +}; + +/***************************************************************************** + * Ethernet + ****************************************************************************/ + +static struct mv643xx_eth_platform_data ls_hgl_eth_data = { + .phy_addr = 8, +}; + +/***************************************************************************** + * RTC 5C372a on I2C bus + ****************************************************************************/ + +static struct i2c_board_info __initdata ls_hgl_i2c_rtc = { + I2C_BOARD_INFO("rs5c372a", 0x32), +}; + +/***************************************************************************** + * LEDs attached to GPIO + ****************************************************************************/ + +#define LS_HGL_GPIO_LED_ALARM 2 +#define LS_HGL_GPIO_LED_INFO 3 +#define LS_HGL_GPIO_LED_FUNC 17 +#define LS_HGL_GPIO_LED_PWR 0 + + +static struct gpio_led ls_hgl_led_pins[] = { + { + .name = "alarm:red", + .gpio = LS_HGL_GPIO_LED_ALARM, + .active_low = 1, + }, { + .name = "info:amber", + .gpio = LS_HGL_GPIO_LED_INFO, + .active_low = 1, + }, { + .name = "func:blue:top", + .gpio = LS_HGL_GPIO_LED_FUNC, + .active_low = 1, + }, { + .name = "power:blue:bottom", + .gpio = LS_HGL_GPIO_LED_PWR, + }, +}; + +static struct gpio_led_platform_data ls_hgl_led_data = { + .leds = ls_hgl_led_pins, + .num_leds = ARRAY_SIZE(ls_hgl_led_pins), +}; + +static struct platform_device ls_hgl_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &ls_hgl_led_data, + }, +}; + +/**************************************************************************** + * GPIO Attached Keys + ****************************************************************************/ +#define LS_HGL_GPIO_KEY_FUNC 15 +#define LS_HGL_GPIO_KEY_POWER 8 +#define LS_HGL_GPIO_KEY_AUTOPOWER 10 + +#define LS_HGL_SW_POWER 0x00 +#define LS_HGL_SW_AUTOPOWER 0x01 + +static struct gpio_keys_button ls_hgl_buttons[] = { + { + .code = KEY_OPTION, + .gpio = LS_HGL_GPIO_KEY_FUNC, + .desc = "Function Button", + .active_low = 1, + }, { + .type = EV_SW, + .code = LS_HGL_SW_POWER, + .gpio = LS_HGL_GPIO_KEY_POWER, + .desc = "Power-on Switch", + .active_low = 1, + }, { + .type = EV_SW, + .code = LS_HGL_SW_AUTOPOWER, + .gpio = LS_HGL_GPIO_KEY_AUTOPOWER, + .desc = "Power-auto Switch", + .active_low = 1, + }, +}; + +static struct gpio_keys_platform_data ls_hgl_button_data = { + .buttons = ls_hgl_buttons, + .nbuttons = ARRAY_SIZE(ls_hgl_buttons), +}; + +static struct platform_device ls_hgl_button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &ls_hgl_button_data, + }, +}; + + +/***************************************************************************** + * SATA + ****************************************************************************/ +static struct mv_sata_platform_data ls_hgl_sata_data = { + .n_ports = 2, +}; + + +/***************************************************************************** + * Linkstation LS-HGL specific power off method: reboot + ****************************************************************************/ +/* + * On the Linkstation LS-HGL, the shutdown process is following: + * - Userland monitors key events until the power switch goes to off position + * - The board reboots + * - U-boot starts and goes into an idle mode waiting for the user + * to move the switch to ON position + */ + +static void ls_hgl_power_off(void) +{ + orion5x_restart(REBOOT_HARD, NULL); +} + + +/***************************************************************************** + * General Setup + ****************************************************************************/ + +#define LS_HGL_GPIO_USB_POWER 9 +#define LS_HGL_GPIO_AUTO_POWER 10 +#define LS_HGL_GPIO_POWER 8 + +#define LS_HGL_GPIO_HDD_POWER 1 + +static unsigned int ls_hgl_mpp_modes[] __initdata = { + MPP0_GPIO, /* LED_PWR */ + MPP1_GPIO, /* HDD_PWR */ + MPP2_GPIO, /* LED_ALARM */ + MPP3_GPIO, /* LED_INFO */ + MPP4_UNUSED, + MPP5_UNUSED, + MPP6_GPIO, /* FAN_LCK */ + MPP7_GPIO, /* INIT */ + MPP8_GPIO, /* POWER */ + MPP9_GPIO, /* USB_PWR */ + MPP10_GPIO, /* AUTO_POWER */ + MPP11_UNUSED, /* LED_ETH (dummy) */ + MPP12_UNUSED, + MPP13_UNUSED, + MPP14_UNUSED, + MPP15_GPIO, /* FUNC */ + MPP16_UNUSED, + MPP17_GPIO, /* LED_FUNC */ + MPP18_UNUSED, + MPP19_UNUSED, + 0, +}; + +static void __init ls_hgl_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(ls_hgl_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_ehci1_init(); + orion5x_eth_init(&ls_hgl_eth_data); + orion5x_i2c_init(); + orion5x_sata_init(&ls_hgl_sata_data); + orion5x_uart0_init(); + orion5x_xor_init(); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + LS_HGL_NOR_BOOT_BASE, + LS_HGL_NOR_BOOT_SIZE); + platform_device_register(&ls_hgl_nor_flash); + + platform_device_register(&ls_hgl_button_device); + + platform_device_register(&ls_hgl_leds); + + i2c_register_board_info(0, &ls_hgl_i2c_rtc, 1); + + /* enable USB power */ + gpio_set_value(LS_HGL_GPIO_USB_POWER, 1); + + /* register power-off method */ + pm_power_off = ls_hgl_power_off; + + pr_info("%s: finished\n", __func__); +} + +MACHINE_START(LINKSTATION_LS_HGL, "Buffalo Linkstation LS-HGL") + /* Maintainer: Zhu Qingsen <zhuqs@cn.fujistu.com> */ + .atag_offset = 0x100, + .init_machine = ls_hgl_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END diff --git a/arch/arm/mach-orion5x/lsmini-setup.c b/arch/arm/mach-orion5x/lsmini-setup.c new file mode 100644 index 00000000000..a6493e76f96 --- /dev/null +++ b/arch/arm/mach-orion5x/lsmini-setup.c @@ -0,0 +1,280 @@ +/* + * arch/arm/mach-orion5x/lsmini-setup.c + * + * Maintainer: Alexey Kopytko <alexey@kopytko.ru> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/leds.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> +#include <linux/i2c.h> +#include <linux/ata_platform.h> +#include <linux/gpio.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" + +/***************************************************************************** + * Linkstation Mini Info + ****************************************************************************/ + +/* + * 256K NOR flash Device bus boot chip select + */ + +#define LSMINI_NOR_BOOT_BASE 0xf4000000 +#define LSMINI_NOR_BOOT_SIZE SZ_256K + +/***************************************************************************** + * 256KB NOR Flash on BOOT Device + ****************************************************************************/ + +static struct physmap_flash_data lsmini_nor_flash_data = { + .width = 1, +}; + +static struct resource lsmini_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = LSMINI_NOR_BOOT_BASE, + .end = LSMINI_NOR_BOOT_BASE + LSMINI_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device lsmini_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &lsmini_nor_flash_data, + }, + .num_resources = 1, + .resource = &lsmini_nor_flash_resource, +}; + +/***************************************************************************** + * Ethernet + ****************************************************************************/ + +static struct mv643xx_eth_platform_data lsmini_eth_data = { + .phy_addr = 8, +}; + +/***************************************************************************** + * RTC 5C372a on I2C bus + ****************************************************************************/ + +static struct i2c_board_info __initdata lsmini_i2c_rtc = { + I2C_BOARD_INFO("rs5c372a", 0x32), +}; + +/***************************************************************************** + * LEDs attached to GPIO + ****************************************************************************/ + +#define LSMINI_GPIO_LED_ALARM 2 +#define LSMINI_GPIO_LED_INFO 3 +#define LSMINI_GPIO_LED_FUNC 9 +#define LSMINI_GPIO_LED_PWR 14 + +static struct gpio_led lsmini_led_pins[] = { + { + .name = "alarm:red", + .gpio = LSMINI_GPIO_LED_ALARM, + .active_low = 1, + }, { + .name = "info:amber", + .gpio = LSMINI_GPIO_LED_INFO, + .active_low = 1, + }, { + .name = "func:blue:top", + .gpio = LSMINI_GPIO_LED_FUNC, + .active_low = 1, + }, { + .name = "power:blue:bottom", + .gpio = LSMINI_GPIO_LED_PWR, + }, +}; + +static struct gpio_led_platform_data lsmini_led_data = { + .leds = lsmini_led_pins, + .num_leds = ARRAY_SIZE(lsmini_led_pins), +}; + +static struct platform_device lsmini_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &lsmini_led_data, + }, +}; + +/**************************************************************************** + * GPIO Attached Keys + ****************************************************************************/ + +#define LSMINI_GPIO_KEY_FUNC 15 +#define LSMINI_GPIO_KEY_POWER 18 +#define LSMINI_GPIO_KEY_AUTOPOWER 17 + +#define LSMINI_SW_POWER 0x00 +#define LSMINI_SW_AUTOPOWER 0x01 + +static struct gpio_keys_button lsmini_buttons[] = { + { + .code = KEY_OPTION, + .gpio = LSMINI_GPIO_KEY_FUNC, + .desc = "Function Button", + .active_low = 1, + }, { + .type = EV_SW, + .code = LSMINI_SW_POWER, + .gpio = LSMINI_GPIO_KEY_POWER, + .desc = "Power-on Switch", + .active_low = 1, + }, { + .type = EV_SW, + .code = LSMINI_SW_AUTOPOWER, + .gpio = LSMINI_GPIO_KEY_AUTOPOWER, + .desc = "Power-auto Switch", + .active_low = 1, + }, +}; + +static struct gpio_keys_platform_data lsmini_button_data = { + .buttons = lsmini_buttons, + .nbuttons = ARRAY_SIZE(lsmini_buttons), +}; + +static struct platform_device lsmini_button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &lsmini_button_data, + }, +}; + + +/***************************************************************************** + * SATA + ****************************************************************************/ +static struct mv_sata_platform_data lsmini_sata_data = { + .n_ports = 2, +}; + + +/***************************************************************************** + * Linkstation Mini specific power off method: reboot + ****************************************************************************/ +/* + * On the Linkstation Mini, the shutdown process is following: + * - Userland monitors key events until the power switch goes to off position + * - The board reboots + * - U-boot starts and goes into an idle mode waiting for the user + * to move the switch to ON position + */ + +static void lsmini_power_off(void) +{ + orion5x_restart(REBOOT_HARD, NULL); +} + + +/***************************************************************************** + * General Setup + ****************************************************************************/ + +#define LSMINI_GPIO_USB_POWER 16 +#define LSMINI_GPIO_AUTO_POWER 17 +#define LSMINI_GPIO_POWER 18 + +#define LSMINI_GPIO_HDD_POWER0 1 +#define LSMINI_GPIO_HDD_POWER1 19 + +static unsigned int lsmini_mpp_modes[] __initdata = { + MPP0_UNUSED, /* LED_RESERVE1 (unused) */ + MPP1_GPIO, /* HDD_PWR */ + MPP2_GPIO, /* LED_ALARM */ + MPP3_GPIO, /* LED_INFO */ + MPP4_UNUSED, + MPP5_UNUSED, + MPP6_UNUSED, + MPP7_UNUSED, + MPP8_UNUSED, + MPP9_GPIO, /* LED_FUNC */ + MPP10_UNUSED, + MPP11_UNUSED, /* LED_ETH (dummy) */ + MPP12_UNUSED, + MPP13_UNUSED, + MPP14_GPIO, /* LED_PWR */ + MPP15_GPIO, /* FUNC */ + MPP16_GPIO, /* USB_PWR */ + MPP17_GPIO, /* AUTO_POWER */ + MPP18_GPIO, /* POWER */ + MPP19_GPIO, /* HDD_PWR1 */ + 0, +}; + +static void __init lsmini_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(lsmini_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_ehci1_init(); + orion5x_eth_init(&lsmini_eth_data); + orion5x_i2c_init(); + orion5x_sata_init(&lsmini_sata_data); + orion5x_uart0_init(); + orion5x_xor_init(); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + LSMINI_NOR_BOOT_BASE, + LSMINI_NOR_BOOT_SIZE); + platform_device_register(&lsmini_nor_flash); + + platform_device_register(&lsmini_button_device); + + platform_device_register(&lsmini_leds); + + i2c_register_board_info(0, &lsmini_i2c_rtc, 1); + + /* enable USB power */ + gpio_set_value(LSMINI_GPIO_USB_POWER, 1); + + /* register power-off method */ + pm_power_off = lsmini_power_off; + + pr_info("%s: finished\n", __func__); +} + +#ifdef CONFIG_MACH_LINKSTATION_MINI +MACHINE_START(LINKSTATION_MINI, "Buffalo Linkstation Mini") + /* Maintainer: Alexey Kopytko <alexey@kopytko.ru> */ + .atag_offset = 0x100, + .init_machine = lsmini_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END +#endif diff --git a/arch/arm/mach-orion5x/mpp.c b/arch/arm/mach-orion5x/mpp.c new file mode 100644 index 00000000000..5b70026f478 --- /dev/null +++ b/arch/arm/mach-orion5x/mpp.c @@ -0,0 +1,44 @@ +/* + * arch/arm/mach-orion5x/mpp.c + * + * MPP functions for Marvell Orion 5x SoCs + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/io.h> +#include <mach/hardware.h> +#include <plat/mpp.h> +#include "mpp.h" +#include "common.h" + +static unsigned int __init orion5x_variant(void) +{ + u32 dev; + u32 rev; + + orion5x_pcie_id(&dev, &rev); + + if (dev == MV88F5181_DEV_ID) + return MPP_F5181_MASK; + + if (dev == MV88F5182_DEV_ID) + return MPP_F5182_MASK; + + if (dev == MV88F5281_DEV_ID) + return MPP_F5281_MASK; + + printk(KERN_ERR "MPP setup: unknown orion5x variant " + "(dev %#x rev %#x)\n", dev, rev); + return 0; +} + +void __init orion5x_mpp_conf(unsigned int *mpp_list) +{ + orion_mpp_conf(mpp_list, orion5x_variant(), + MPP_MAX, ORION5X_DEV_BUS_VIRT_BASE); +} diff --git a/arch/arm/mach-orion5x/mpp.h b/arch/arm/mach-orion5x/mpp.h new file mode 100644 index 00000000000..db70e79a119 --- /dev/null +++ b/arch/arm/mach-orion5x/mpp.h @@ -0,0 +1,129 @@ +#ifndef __ARCH_ORION5X_MPP_H +#define __ARCH_ORION5X_MPP_H + +#define MPP(_num, _sel, _in, _out, _F5181l, _F5182, _F5281) ( \ + /* MPP number */ ((_num) & 0xff) | \ + /* MPP select value */ (((_sel) & 0xf) << 8) | \ + /* may be input signal */ ((!!(_in)) << 12) | \ + /* may be output signal */ ((!!(_out)) << 13) | \ + /* available on F5181l */ ((!!(_F5181l)) << 14) | \ + /* available on F5182 */ ((!!(_F5182)) << 15) | \ + /* available on F5281 */ ((!!(_F5281)) << 16)) + + /* num sel i o 5181 5182 5281 */ + +#define MPP_F5181_MASK MPP(0, 0x0, 0, 0, 1, 0, 0) +#define MPP_F5182_MASK MPP(0, 0x0, 0, 0, 0, 1, 0) +#define MPP_F5281_MASK MPP(0, 0x0, 0, 0, 0, 0, 1) + +#define MPP0_UNUSED MPP(0, 0x3, 0, 0, 1, 1, 1) +#define MPP0_GPIO MPP(0, 0x3, 1, 1, 1, 1, 1) +#define MPP0_PCIE_RST_OUTn MPP(0, 0x0, 0, 0, 1, 1, 1) +#define MPP0_PCI_ARB MPP(0, 0x2, 0, 0, 1, 1, 1) + +#define MPP1_UNUSED MPP(1, 0x0, 0, 0, 1, 1, 1) +#define MPP1_GPIO MPP(1, 0x0, 1, 1, 1, 1, 1) +#define MPP1_PCI_ARB MPP(1, 0x2, 0, 0, 1, 1, 1) + +#define MPP2_UNUSED MPP(2, 0x0, 0, 0, 1, 1, 1) +#define MPP2_GPIO MPP(2, 0x0, 1, 1, 1, 1, 1) +#define MPP2_PCI_ARB MPP(2, 0x2, 0, 0, 1, 1, 1) +#define MPP2_PCI_PMEn MPP(2, 0x3, 0, 0, 1, 1, 1) + +#define MPP3_UNUSED MPP(3, 0x0, 0, 0, 1, 1, 1) +#define MPP3_GPIO MPP(3, 0x0, 1, 1, 1, 1, 1) +#define MPP3_PCI_ARB MPP(3, 0x2, 0, 0, 1, 1, 1) + +#define MPP4_UNUSED MPP(4, 0x0, 0, 0, 1, 1, 1) +#define MPP4_GPIO MPP(4, 0x0, 1, 1, 1, 1, 1) +#define MPP4_PCI_ARB MPP(4, 0x2, 0, 0, 1, 1, 1) +#define MPP4_NAND MPP(4, 0x4, 0, 0, 0, 1, 1) +#define MPP4_SATA_LED MPP(4, 0x5, 0, 0, 0, 1, 0) + +#define MPP5_UNUSED MPP(5, 0x0, 0, 0, 1, 1, 1) +#define MPP5_GPIO MPP(5, 0x0, 1, 1, 1, 1, 1) +#define MPP5_PCI_ARB MPP(5, 0x2, 0, 0, 1, 1, 1) +#define MPP5_NAND MPP(5, 0x4, 0, 0, 0, 1, 1) +#define MPP5_SATA_LED MPP(5, 0x5, 0, 0, 0, 1, 0) + +#define MPP6_UNUSED MPP(6, 0x0, 0, 0, 1, 1, 1) +#define MPP6_GPIO MPP(6, 0x0, 1, 1, 1, 1, 1) +#define MPP6_PCI_ARB MPP(6, 0x2, 0, 0, 1, 1, 1) +#define MPP6_NAND MPP(6, 0x4, 0, 0, 0, 1, 1) +#define MPP6_PCI_CLK MPP(6, 0x5, 0, 0, 1, 0, 0) +#define MPP6_SATA_LED MPP(6, 0x5, 0, 0, 0, 1, 0) + +#define MPP7_UNUSED MPP(7, 0x0, 0, 0, 1, 1, 1) +#define MPP7_GPIO MPP(7, 0x0, 1, 1, 1, 1, 1) +#define MPP7_PCI_ARB MPP(7, 0x2, 0, 0, 1, 1, 1) +#define MPP7_NAND MPP(7, 0x4, 0, 0, 0, 1, 1) +#define MPP7_PCI_CLK MPP(7, 0x5, 0, 0, 1, 0, 0) +#define MPP7_SATA_LED MPP(7, 0x5, 0, 0, 0, 1, 0) + +#define MPP8_UNUSED MPP(8, 0x0, 0, 0, 1, 1, 1) +#define MPP8_GPIO MPP(8, 0x0, 1, 1, 1, 1, 1) +#define MPP8_GIGE MPP(8, 0x1, 0, 0, 1, 1, 1) + +#define MPP9_UNUSED MPP(9, 0x0, 0, 0, 1, 1, 1) +#define MPP9_GPIO MPP(9, 0x0, 1, 1, 1, 1, 1) +#define MPP9_GIGE MPP(9, 0x1, 0, 0, 1, 1, 1) + +#define MPP10_UNUSED MPP(10, 0x0, 0, 0, 1, 1, 1) +#define MPP10_GPIO MPP(10, 0x0, 1, 1, 1, 1, 1) +#define MPP10_GIGE MPP(10, 0x1, 0, 0, 1, 1, 1) + +#define MPP11_UNUSED MPP(11, 0x0, 0, 0, 1, 1, 1) +#define MPP11_GPIO MPP(11, 0x0, 1, 1, 1, 1, 1) +#define MPP11_GIGE MPP(11, 0x1, 0, 0, 1, 1, 1) + +#define MPP12_UNUSED MPP(12, 0x0, 0, 0, 1, 1, 1) +#define MPP12_GPIO MPP(12, 0x0, 1, 1, 1, 1, 1) +#define MPP12_GIGE MPP(12, 0x1, 0, 0, 1, 1, 1) +#define MPP12_NAND MPP(12, 0x4, 0, 0, 0, 1, 1) +#define MPP12_SATA_LED MPP(12, 0x5, 0, 0, 0, 1, 0) + +#define MPP13_UNUSED MPP(13, 0x0, 0, 0, 1, 1, 1) +#define MPP13_GPIO MPP(13, 0x0, 1, 1, 1, 1, 1) +#define MPP13_GIGE MPP(13, 0x1, 0, 0, 1, 1, 1) +#define MPP13_NAND MPP(13, 0x4, 0, 0, 0, 1, 1) +#define MPP13_SATA_LED MPP(13, 0x5, 0, 0, 0, 1, 0) + +#define MPP14_UNUSED MPP(14, 0x0, 0, 0, 1, 1, 1) +#define MPP14_GPIO MPP(14, 0x0, 1, 1, 1, 1, 1) +#define MPP14_GIGE MPP(14, 0x1, 0, 0, 1, 1, 1) +#define MPP14_NAND MPP(14, 0x4, 0, 0, 0, 1, 1) +#define MPP14_SATA_LED MPP(14, 0x5, 0, 0, 0, 1, 0) + +#define MPP15_UNUSED MPP(15, 0x0, 0, 0, 1, 1, 1) +#define MPP15_GPIO MPP(15, 0x0, 1, 1, 1, 1, 1) +#define MPP15_GIGE MPP(15, 0x1, 0, 0, 1, 1, 1) +#define MPP15_NAND MPP(15, 0x4, 0, 0, 0, 1, 1) +#define MPP15_SATA_LED MPP(15, 0x5, 0, 0, 0, 1, 0) + +#define MPP16_UNUSED MPP(16, 0x0, 0, 0, 1, 1, 1) +#define MPP16_GPIO MPP(16, 0x5, 1, 1, 0, 1, 0) +#define MPP16_GIGE MPP(16, 0x1, 0, 0, 1, 1, 1) +#define MPP16_NAND MPP(16, 0x4, 0, 0, 0, 1, 1) +#define MPP16_UART MPP(16, 0x0, 0, 0, 0, 1, 1) + +#define MPP17_UNUSED MPP(17, 0x0, 0, 0, 1, 1, 1) +#define MPP17_GPIO MPP(17, 0x5, 1, 1, 0, 1, 0) +#define MPP17_GIGE MPP(17, 0x1, 0, 0, 1, 1, 1) +#define MPP17_NAND MPP(17, 0x4, 0, 0, 0, 1, 1) +#define MPP17_UART MPP(17, 0x0, 0, 0, 0, 1, 1) + +#define MPP18_UNUSED MPP(18, 0x0, 0, 0, 1, 1, 1) +#define MPP18_GPIO MPP(18, 0x5, 1, 1, 0, 1, 0) +#define MPP18_GIGE MPP(18, 0x1, 0, 0, 1, 1, 1) +#define MPP18_UART MPP(18, 0x0, 0, 0, 0, 1, 1) + +#define MPP19_UNUSED MPP(19, 0x0, 0, 0, 1, 1, 1) +#define MPP19_GPIO MPP(19, 0x5, 1, 1, 0, 1, 0) +#define MPP19_GIGE MPP(19, 0x1, 0, 0, 1, 1, 1) +#define MPP19_UART MPP(19, 0x0, 0, 0, 0, 1, 1) + +#define MPP_MAX 19 + +void orion5x_mpp_conf(unsigned int *mpp_list); + +#endif diff --git a/arch/arm/mach-orion5x/mv2120-setup.c b/arch/arm/mach-orion5x/mv2120-setup.c new file mode 100644 index 00000000000..e032f01da49 --- /dev/null +++ b/arch/arm/mach-orion5x/mv2120-setup.c @@ -0,0 +1,242 @@ +/* + * Copyright (C) 2007 Herbert Valerio Riedel <hvr@gnu.org> + * Copyright (C) 2008 Martin Michlmayr <tbm@cyrius.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + */ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/irq.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/leds.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> +#include <linux/i2c.h> +#include <linux/ata_platform.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" + +#define MV2120_NOR_BOOT_BASE 0xf4000000 +#define MV2120_NOR_BOOT_SIZE SZ_512K + +#define MV2120_GPIO_RTC_IRQ 3 +#define MV2120_GPIO_KEY_RESET 17 +#define MV2120_GPIO_KEY_POWER 18 +#define MV2120_GPIO_POWER_OFF 19 + + +/***************************************************************************** + * Ethernet + ****************************************************************************/ +static struct mv643xx_eth_platform_data mv2120_eth_data = { + .phy_addr = MV643XX_ETH_PHY_ADDR(8), +}; + +static struct mv_sata_platform_data mv2120_sata_data = { + .n_ports = 2, +}; + +static struct mtd_partition mv2120_partitions[] = { + { + .name = "firmware", + .size = 0x00080000, + .offset = 0, + }, +}; + +static struct physmap_flash_data mv2120_nor_flash_data = { + .width = 1, + .parts = mv2120_partitions, + .nr_parts = ARRAY_SIZE(mv2120_partitions) +}; + +static struct resource mv2120_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = MV2120_NOR_BOOT_BASE, + .end = MV2120_NOR_BOOT_BASE + MV2120_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device mv2120_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &mv2120_nor_flash_data, + }, + .resource = &mv2120_nor_flash_resource, + .num_resources = 1, +}; + +static struct gpio_keys_button mv2120_buttons[] = { + { + .code = KEY_RESTART, + .gpio = MV2120_GPIO_KEY_RESET, + .desc = "reset", + .active_low = 1, + }, { + .code = KEY_POWER, + .gpio = MV2120_GPIO_KEY_POWER, + .desc = "power", + .active_low = 1, + }, +}; + +static struct gpio_keys_platform_data mv2120_button_data = { + .buttons = mv2120_buttons, + .nbuttons = ARRAY_SIZE(mv2120_buttons), +}; + +static struct platform_device mv2120_button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &mv2120_button_data, + }, +}; + + +/**************************************************************************** + * General Setup + ****************************************************************************/ +static unsigned int mv2120_mpp_modes[] __initdata = { + MPP0_GPIO, /* Sys status LED */ + MPP1_GPIO, /* Sys error LED */ + MPP2_GPIO, /* OverTemp interrupt */ + MPP3_GPIO, /* RTC interrupt */ + MPP4_GPIO, /* V_LED 5V */ + MPP5_GPIO, /* V_LED 3.3V */ + MPP6_UNUSED, + MPP7_UNUSED, + MPP8_GPIO, /* SATA 0 fail LED */ + MPP9_GPIO, /* SATA 1 fail LED */ + MPP10_UNUSED, + MPP11_UNUSED, + MPP12_SATA_LED, /* SATA 0 presence */ + MPP13_SATA_LED, /* SATA 1 presence */ + MPP14_SATA_LED, /* SATA 0 active */ + MPP15_SATA_LED, /* SATA 1 active */ + MPP16_UNUSED, + MPP17_GPIO, /* Reset button */ + MPP18_GPIO, /* Power button */ + MPP19_GPIO, /* Power off */ + 0, +}; + +static struct i2c_board_info __initdata mv2120_i2c_rtc = { + I2C_BOARD_INFO("pcf8563", 0x51), + .irq = 0, +}; + +static struct gpio_led mv2120_led_pins[] = { + { + .name = "mv2120:blue:health", + .gpio = 0, + }, + { + .name = "mv2120:red:health", + .gpio = 1, + }, + { + .name = "mv2120:led:bright", + .gpio = 4, + .default_trigger = "default-on", + }, + { + .name = "mv2120:led:dimmed", + .gpio = 5, + }, + { + .name = "mv2120:red:sata0", + .gpio = 8, + .active_low = 1, + }, + { + .name = "mv2120:red:sata1", + .gpio = 9, + .active_low = 1, + }, + +}; + +static struct gpio_led_platform_data mv2120_led_data = { + .leds = mv2120_led_pins, + .num_leds = ARRAY_SIZE(mv2120_led_pins), +}; + +static struct platform_device mv2120_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &mv2120_led_data, + } +}; + +static void mv2120_power_off(void) +{ + pr_info("%s: triggering power-off...\n", __func__); + gpio_set_value(MV2120_GPIO_POWER_OFF, 0); +} + +static void __init mv2120_init(void) +{ + /* Setup basic Orion functions. Need to be called early. */ + orion5x_init(); + + orion5x_mpp_conf(mv2120_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_ehci1_init(); + orion5x_eth_init(&mv2120_eth_data); + orion5x_i2c_init(); + orion5x_sata_init(&mv2120_sata_data); + orion5x_uart0_init(); + orion5x_xor_init(); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + MV2120_NOR_BOOT_BASE, + MV2120_NOR_BOOT_SIZE); + platform_device_register(&mv2120_nor_flash); + + platform_device_register(&mv2120_button_device); + + if (gpio_request(MV2120_GPIO_RTC_IRQ, "rtc") == 0) { + if (gpio_direction_input(MV2120_GPIO_RTC_IRQ) == 0) + mv2120_i2c_rtc.irq = gpio_to_irq(MV2120_GPIO_RTC_IRQ); + else + gpio_free(MV2120_GPIO_RTC_IRQ); + } + i2c_register_board_info(0, &mv2120_i2c_rtc, 1); + platform_device_register(&mv2120_leds); + + /* register mv2120 specific power-off method */ + if (gpio_request(MV2120_GPIO_POWER_OFF, "POWEROFF") != 0 || + gpio_direction_output(MV2120_GPIO_POWER_OFF, 1) != 0) + pr_err("mv2120: failed to setup power-off GPIO\n"); + pm_power_off = mv2120_power_off; +} + +/* Warning: HP uses a wrong mach-type (=526) in their bootloader */ +MACHINE_START(MV2120, "HP Media Vault mv2120") + /* Maintainer: Martin Michlmayr <tbm@cyrius.com> */ + .atag_offset = 0x100, + .init_machine = mv2120_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END diff --git a/arch/arm/mach-orion5x/net2big-setup.c b/arch/arm/mach-orion5x/net2big-setup.c new file mode 100644 index 00000000000..ba73dc7ffb9 --- /dev/null +++ b/arch/arm/mach-orion5x/net2big-setup.c @@ -0,0 +1,434 @@ +/* + * arch/arm/mach-orion5x/net2big-setup.c + * + * LaCie 2Big Network NAS setup + * + * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/leds.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> +#include <linux/i2c.h> +#include <linux/ata_platform.h> +#include <linux/gpio.h> +#include <linux/delay.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <mach/orion5x.h> +#include <plat/orion-gpio.h> +#include "common.h" +#include "mpp.h" + +/***************************************************************************** + * LaCie 2Big Network Info + ****************************************************************************/ + +/* + * 512KB NOR flash Device bus boot chip select + */ + +#define NET2BIG_NOR_BOOT_BASE 0xfff80000 +#define NET2BIG_NOR_BOOT_SIZE SZ_512K + +/***************************************************************************** + * 512KB NOR Flash on Boot Device + ****************************************************************************/ + +/* + * TODO: Check write support on flash MX29LV400CBTC-70G + */ + +static struct mtd_partition net2big_partitions[] = { + { + .name = "Full512kb", + .size = MTDPART_SIZ_FULL, + .offset = 0x00000000, + .mask_flags = MTD_WRITEABLE, + }, +}; + +static struct physmap_flash_data net2big_nor_flash_data = { + .width = 1, + .parts = net2big_partitions, + .nr_parts = ARRAY_SIZE(net2big_partitions), +}; + +static struct resource net2big_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = NET2BIG_NOR_BOOT_BASE, + .end = NET2BIG_NOR_BOOT_BASE + + NET2BIG_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device net2big_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &net2big_nor_flash_data, + }, + .num_resources = 1, + .resource = &net2big_nor_flash_resource, +}; + +/***************************************************************************** + * Ethernet + ****************************************************************************/ + +static struct mv643xx_eth_platform_data net2big_eth_data = { + .phy_addr = MV643XX_ETH_PHY_ADDR(8), +}; + +/***************************************************************************** + * I2C devices + ****************************************************************************/ + +/* + * i2c addr | chip | description + * 0x32 | Ricoh 5C372b | RTC + * 0x50 | HT24LC08 | eeprom (1kB) + */ +static struct i2c_board_info __initdata net2big_i2c_devices[] = { + { + I2C_BOARD_INFO("rs5c372b", 0x32), + }, { + I2C_BOARD_INFO("24c08", 0x50), + }, +}; + +/***************************************************************************** + * SATA + ****************************************************************************/ + +static struct mv_sata_platform_data net2big_sata_data = { + .n_ports = 2, +}; + +#define NET2BIG_GPIO_SATA_POWER_REQ 19 +#define NET2BIG_GPIO_SATA0_POWER 23 +#define NET2BIG_GPIO_SATA1_POWER 25 + +static void __init net2big_sata_power_init(void) +{ + int err; + + /* Configure GPIOs over MPP max number. */ + orion_gpio_set_valid(NET2BIG_GPIO_SATA0_POWER, 1); + orion_gpio_set_valid(NET2BIG_GPIO_SATA1_POWER, 1); + + err = gpio_request(NET2BIG_GPIO_SATA0_POWER, "SATA0 power status"); + if (err == 0) { + err = gpio_direction_input(NET2BIG_GPIO_SATA0_POWER); + if (err) + gpio_free(NET2BIG_GPIO_SATA0_POWER); + } + if (err) { + pr_err("net2big: failed to setup SATA0 power GPIO\n"); + return; + } + + err = gpio_request(NET2BIG_GPIO_SATA1_POWER, "SATA1 power status"); + if (err == 0) { + err = gpio_direction_input(NET2BIG_GPIO_SATA1_POWER); + if (err) + gpio_free(NET2BIG_GPIO_SATA1_POWER); + } + if (err) { + pr_err("net2big: failed to setup SATA1 power GPIO\n"); + goto err_free_1; + } + + err = gpio_request(NET2BIG_GPIO_SATA_POWER_REQ, "SATA power request"); + if (err == 0) { + err = gpio_direction_output(NET2BIG_GPIO_SATA_POWER_REQ, 0); + if (err) + gpio_free(NET2BIG_GPIO_SATA_POWER_REQ); + } + if (err) { + pr_err("net2big: failed to setup SATA power request GPIO\n"); + goto err_free_2; + } + + if (gpio_get_value(NET2BIG_GPIO_SATA0_POWER) && + gpio_get_value(NET2BIG_GPIO_SATA1_POWER)) { + return; + } + + /* + * SATA power up on both disk is done by pulling high the CPLD power + * request line. The 300ms delay is related to the CPLD clock and is + * needed to be sure that the CPLD has take into account the low line + * status. + */ + msleep(300); + gpio_set_value(NET2BIG_GPIO_SATA_POWER_REQ, 1); + pr_info("net2big: power up SATA hard disks\n"); + + return; + +err_free_2: + gpio_free(NET2BIG_GPIO_SATA1_POWER); +err_free_1: + gpio_free(NET2BIG_GPIO_SATA0_POWER); + + return; +} + +/***************************************************************************** + * GPIO LEDs + ****************************************************************************/ + +/* + * The power front LEDs (blue and red) and SATA red LEDs are controlled via a + * single GPIO line and are compatible with the leds-gpio driver. + * + * The SATA blue LEDs have some hardware blink capabilities which are detailed + * in the following array: + * + * SATAx blue LED | SATAx activity | LED state + * | | + * 0 | 0 | blink (rate 300ms) + * 1 | 0 | off + * ? | 1 | on + * + * Notes: The blue and the red front LED's can't be on at the same time. + * Blue LED have priority. + */ + +#define NET2BIG_GPIO_PWR_RED_LED 6 +#define NET2BIG_GPIO_PWR_BLUE_LED 16 +#define NET2BIG_GPIO_PWR_LED_BLINK_STOP 7 + +#define NET2BIG_GPIO_SATA0_RED_LED 11 +#define NET2BIG_GPIO_SATA1_RED_LED 10 + +#define NET2BIG_GPIO_SATA0_BLUE_LED 17 +#define NET2BIG_GPIO_SATA1_BLUE_LED 13 + +static struct gpio_led net2big_leds[] = { + { + .name = "net2big:red:power", + .gpio = NET2BIG_GPIO_PWR_RED_LED, + }, + { + .name = "net2big:blue:power", + .gpio = NET2BIG_GPIO_PWR_BLUE_LED, + }, + { + .name = "net2big:red:sata0", + .gpio = NET2BIG_GPIO_SATA0_RED_LED, + }, + { + .name = "net2big:red:sata1", + .gpio = NET2BIG_GPIO_SATA1_RED_LED, + }, +}; + +static struct gpio_led_platform_data net2big_led_data = { + .num_leds = ARRAY_SIZE(net2big_leds), + .leds = net2big_leds, +}; + +static struct platform_device net2big_gpio_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &net2big_led_data, + }, +}; + +static void __init net2big_gpio_leds_init(void) +{ + int err; + + /* Stop initial CPLD slow red/blue blinking on power LED. */ + err = gpio_request(NET2BIG_GPIO_PWR_LED_BLINK_STOP, + "Power LED blink stop"); + if (err == 0) { + err = gpio_direction_output(NET2BIG_GPIO_PWR_LED_BLINK_STOP, 1); + if (err) + gpio_free(NET2BIG_GPIO_PWR_LED_BLINK_STOP); + } + if (err) + pr_err("net2big: failed to setup power LED blink GPIO\n"); + + /* + * Configure SATA0 and SATA1 blue LEDs to blink in relation with the + * hard disk activity. + */ + err = gpio_request(NET2BIG_GPIO_SATA0_BLUE_LED, + "SATA0 blue LED control"); + if (err == 0) { + err = gpio_direction_output(NET2BIG_GPIO_SATA0_BLUE_LED, 1); + if (err) + gpio_free(NET2BIG_GPIO_SATA0_BLUE_LED); + } + if (err) + pr_err("net2big: failed to setup SATA0 blue LED GPIO\n"); + + err = gpio_request(NET2BIG_GPIO_SATA1_BLUE_LED, + "SATA1 blue LED control"); + if (err == 0) { + err = gpio_direction_output(NET2BIG_GPIO_SATA1_BLUE_LED, 1); + if (err) + gpio_free(NET2BIG_GPIO_SATA1_BLUE_LED); + } + if (err) + pr_err("net2big: failed to setup SATA1 blue LED GPIO\n"); + + platform_device_register(&net2big_gpio_leds); +} + +/**************************************************************************** + * GPIO keys + ****************************************************************************/ + +#define NET2BIG_GPIO_PUSH_BUTTON 18 +#define NET2BIG_GPIO_POWER_SWITCH_ON 8 +#define NET2BIG_GPIO_POWER_SWITCH_OFF 9 + +#define NET2BIG_SWITCH_POWER_ON 0x1 +#define NET2BIG_SWITCH_POWER_OFF 0x2 + +static struct gpio_keys_button net2big_buttons[] = { + { + .type = EV_SW, + .code = NET2BIG_SWITCH_POWER_OFF, + .gpio = NET2BIG_GPIO_POWER_SWITCH_OFF, + .desc = "Power rocker switch (auto|off)", + .active_low = 0, + }, + { + .type = EV_SW, + .code = NET2BIG_SWITCH_POWER_ON, + .gpio = NET2BIG_GPIO_POWER_SWITCH_ON, + .desc = "Power rocker switch (on|auto)", + .active_low = 0, + }, + { + .type = EV_KEY, + .code = KEY_POWER, + .gpio = NET2BIG_GPIO_PUSH_BUTTON, + .desc = "Front Push Button", + .active_low = 0, + }, +}; + +static struct gpio_keys_platform_data net2big_button_data = { + .buttons = net2big_buttons, + .nbuttons = ARRAY_SIZE(net2big_buttons), +}; + +static struct platform_device net2big_gpio_buttons = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &net2big_button_data, + }, +}; + +/***************************************************************************** + * General Setup + ****************************************************************************/ + +static unsigned int net2big_mpp_modes[] __initdata = { + MPP0_GPIO, /* Raid mode (bit 0) */ + MPP1_GPIO, /* USB port 2 fuse (0 = Fail, 1 = Ok) */ + MPP2_GPIO, /* Raid mode (bit 1) */ + MPP3_GPIO, /* Board ID (bit 0) */ + MPP4_GPIO, /* Fan activity (0 = Off, 1 = On) */ + MPP5_GPIO, /* Fan fail detection */ + MPP6_GPIO, /* Red front LED (0 = Off, 1 = On) */ + MPP7_GPIO, /* Disable initial blinking on front LED */ + MPP8_GPIO, /* Rear power switch (on|auto) */ + MPP9_GPIO, /* Rear power switch (auto|off) */ + MPP10_GPIO, /* SATA 1 red LED (0 = Off, 1 = On) */ + MPP11_GPIO, /* SATA 0 red LED (0 = Off, 1 = On) */ + MPP12_GPIO, /* Board ID (bit 1) */ + MPP13_GPIO, /* SATA 1 blue LED blink control */ + MPP14_SATA_LED, + MPP15_SATA_LED, + MPP16_GPIO, /* Blue front LED control */ + MPP17_GPIO, /* SATA 0 blue LED blink control */ + MPP18_GPIO, /* Front button (0 = Released, 1 = Pushed ) */ + MPP19_GPIO, /* SATA{0,1} power On/Off request */ + 0, + /* 22: USB port 1 fuse (0 = Fail, 1 = Ok) */ + /* 23: SATA 0 power status */ + /* 24: Board power off */ + /* 25: SATA 1 power status */ +}; + +#define NET2BIG_GPIO_POWER_OFF 24 + +static void net2big_power_off(void) +{ + gpio_set_value(NET2BIG_GPIO_POWER_OFF, 1); +} + +static void __init net2big_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(net2big_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_ehci1_init(); + orion5x_eth_init(&net2big_eth_data); + orion5x_i2c_init(); + orion5x_uart0_init(); + orion5x_xor_init(); + + net2big_sata_power_init(); + orion5x_sata_init(&net2big_sata_data); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + NET2BIG_NOR_BOOT_BASE, + NET2BIG_NOR_BOOT_SIZE); + platform_device_register(&net2big_nor_flash); + + platform_device_register(&net2big_gpio_buttons); + net2big_gpio_leds_init(); + + i2c_register_board_info(0, net2big_i2c_devices, + ARRAY_SIZE(net2big_i2c_devices)); + + orion_gpio_set_valid(NET2BIG_GPIO_POWER_OFF, 1); + + if (gpio_request(NET2BIG_GPIO_POWER_OFF, "power-off") == 0 && + gpio_direction_output(NET2BIG_GPIO_POWER_OFF, 0) == 0) + pm_power_off = net2big_power_off; + else + pr_err("net2big: failed to configure power-off GPIO\n"); + + pr_notice("net2big: Flash writing is not yet supported.\n"); +} + +/* Warning: LaCie use a wrong mach-type (0x20e=526) in their bootloader. */ +MACHINE_START(NET2BIG, "LaCie 2Big Network") + .atag_offset = 0x100, + .init_machine = net2big_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END + diff --git a/arch/arm/mach-orion5x/pci.c b/arch/arm/mach-orion5x/pci.c index 9d5d39fa19c..87a12d6930f 100644 --- a/arch/arm/mach-orion5x/pci.c +++ b/arch/arm/mach-orion5x/pci.c @@ -12,9 +12,14 @@ #include <linux/kernel.h> #include <linux/pci.h> +#include <linux/slab.h> #include <linux/mbus.h> +#include <video/vga.h> +#include <asm/irq.h> #include <asm/mach/pci.h> -#include <asm/plat-orion/pcie.h> +#include <plat/pcie.h> +#include <plat/addr-map.h> +#include <mach/orion5x.h> #include "common.h" /***************************************************************************** @@ -33,7 +38,7 @@ /***************************************************************************** * PCIe controller ****************************************************************************/ -#define PCIE_BASE ((void __iomem *)ORION5X_PCIE_VIRT_BASE) +#define PCIE_BASE (ORION5X_PCIE_VIRT_BASE) void __init orion5x_pcie_id(u32 *dev, u32 *rev) { @@ -106,7 +111,7 @@ static int pcie_rd_conf_wa(struct pci_bus *bus, u32 devfn, return PCIBIOS_DEVICE_NOT_FOUND; } - ret = orion_pcie_rd_conf_wa((void __iomem *)ORION5X_PCIE_WA_VIRT_BASE, + ret = orion_pcie_rd_conf_wa(ORION5X_PCIE_WA_VIRT_BASE, bus, devfn, where, size, val); return ret; @@ -142,7 +147,7 @@ static int __init pcie_setup(struct pci_sys_data *sys) /* * Generic PCIe unit setup. */ - orion_pcie_setup(PCIE_BASE, &orion5x_mbus_dram_info); + orion_pcie_setup(PCIE_BASE); /* * Check whether to apply Orion-1/Orion-NAS PCIe config @@ -152,40 +157,32 @@ static int __init pcie_setup(struct pci_sys_data *sys) if (dev == MV88F5181_DEV_ID || dev == MV88F5182_DEV_ID) { printk(KERN_NOTICE "Applying Orion-1/Orion-NAS PCIe config " "read transaction workaround\n"); + mvebu_mbus_add_window_by_id(ORION_MBUS_PCIE_WA_TARGET, + ORION_MBUS_PCIE_WA_ATTR, + ORION5X_PCIE_WA_PHYS_BASE, + ORION5X_PCIE_WA_SIZE); pcie_ops.read = pcie_rd_conf_wa; } + pci_ioremap_io(sys->busnr * SZ_64K, ORION5X_PCIE_IO_PHYS_BASE); + /* * Request resources. */ - res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL); + res = kzalloc(sizeof(struct resource), GFP_KERNEL); if (!res) panic("pcie_setup unable to alloc resources"); /* - * IORESOURCE_IO - */ - res[0].name = "PCIe I/O Space"; - res[0].flags = IORESOURCE_IO; - res[0].start = ORION5X_PCIE_IO_BUS_BASE; - res[0].end = res[0].start + ORION5X_PCIE_IO_SIZE - 1; - if (request_resource(&ioport_resource, &res[0])) - panic("Request PCIe IO resource failed\n"); - sys->resource[0] = &res[0]; - - /* * IORESOURCE_MEM */ - res[1].name = "PCIe Memory Space"; - res[1].flags = IORESOURCE_MEM; - res[1].start = ORION5X_PCIE_MEM_PHYS_BASE; - res[1].end = res[1].start + ORION5X_PCIE_MEM_SIZE - 1; - if (request_resource(&iomem_resource, &res[1])) + res->name = "PCIe Memory Space"; + res->flags = IORESOURCE_MEM; + res->start = ORION5X_PCIE_MEM_PHYS_BASE; + res->end = res->start + ORION5X_PCIE_MEM_SIZE - 1; + if (request_resource(&iomem_resource, res)) panic("Request PCIe Memory resource failed\n"); - sys->resource[1] = &res[1]; - - sys->resource[2] = NULL; - sys->io_offset = 0; + pci_add_resource_offset(&sys->resources, res, sys->mem_offset); return 1; } @@ -193,6 +190,7 @@ static int __init pcie_setup(struct pci_sys_data *sys) /***************************************************************************** * PCI controller ****************************************************************************/ +#define ORION5X_PCI_REG(x) (ORION5X_PCI_VIRT_BASE + (x)) #define PCI_MODE ORION5X_PCI_REG(0xd00) #define PCI_CMD ORION5X_PCI_REG(0xc00) #define PCI_P2P_CONF ORION5X_PCI_REG(0x1d14) @@ -240,13 +238,13 @@ static int __init pcie_setup(struct pci_sys_data *sys) * PCI Address Decode Windows registers */ #define PCI_BAR_SIZE_DDR_CS(n) (((n) == 0) ? ORION5X_PCI_REG(0xc08) : \ - ((n) == 1) ? ORION5X_PCI_REG(0xd08) : \ - ((n) == 2) ? ORION5X_PCI_REG(0xc0c) : \ - ((n) == 3) ? ORION5X_PCI_REG(0xd0c) : 0) -#define PCI_BAR_REMAP_DDR_CS(n) (((n) ==0) ? ORION5X_PCI_REG(0xc48) : \ - ((n) == 1) ? ORION5X_PCI_REG(0xd48) : \ - ((n) == 2) ? ORION5X_PCI_REG(0xc4c) : \ - ((n) == 3) ? ORION5X_PCI_REG(0xd4c) : 0) + ((n) == 1) ? ORION5X_PCI_REG(0xd08) : \ + ((n) == 2) ? ORION5X_PCI_REG(0xc0c) : \ + ((n) == 3) ? ORION5X_PCI_REG(0xd0c) : NULL) +#define PCI_BAR_REMAP_DDR_CS(n) (((n) == 0) ? ORION5X_PCI_REG(0xc48) : \ + ((n) == 1) ? ORION5X_PCI_REG(0xd48) : \ + ((n) == 2) ? ORION5X_PCI_REG(0xc4c) : \ + ((n) == 3) ? ORION5X_PCI_REG(0xd4c) : NULL) #define PCI_BAR_ENABLE ORION5X_PCI_REG(0xc3c) #define PCI_ADDR_DECODE_CTRL ORION5X_PCI_REG(0xd3c) @@ -264,9 +262,11 @@ static int __init pcie_setup(struct pci_sys_data *sys) */ static DEFINE_SPINLOCK(orion5x_pci_lock); +static int orion5x_pci_cardbus_mode; + static int orion5x_pci_local_bus_nr(void) { - u32 conf = orion5x_read(PCI_P2P_CONF); + u32 conf = readl(PCI_P2P_CONF); return((conf & PCI_P2P_BUS_MASK) >> PCI_P2P_BUS_OFFS); } @@ -276,11 +276,11 @@ static int orion5x_pci_hw_rd_conf(int bus, int dev, u32 func, unsigned long flags; spin_lock_irqsave(&orion5x_pci_lock, flags); - orion5x_write(PCI_CONF_ADDR, PCI_CONF_BUS(bus) | - PCI_CONF_DEV(dev) | PCI_CONF_REG(where) | - PCI_CONF_FUNC(func) | PCI_CONF_ADDR_EN); + writel(PCI_CONF_BUS(bus) | + PCI_CONF_DEV(dev) | PCI_CONF_REG(where) | + PCI_CONF_FUNC(func) | PCI_CONF_ADDR_EN, PCI_CONF_ADDR); - *val = orion5x_read(PCI_CONF_DATA); + *val = readl(PCI_CONF_DATA); if (size == 1) *val = (*val >> (8*(where & 0x3))) & 0xff; @@ -300,9 +300,9 @@ static int orion5x_pci_hw_wr_conf(int bus, int dev, u32 func, spin_lock_irqsave(&orion5x_pci_lock, flags); - orion5x_write(PCI_CONF_ADDR, PCI_CONF_BUS(bus) | - PCI_CONF_DEV(dev) | PCI_CONF_REG(where) | - PCI_CONF_FUNC(func) | PCI_CONF_ADDR_EN); + writel(PCI_CONF_BUS(bus) | + PCI_CONF_DEV(dev) | PCI_CONF_REG(where) | + PCI_CONF_FUNC(func) | PCI_CONF_ADDR_EN, PCI_CONF_ADDR); if (size == 4) { __raw_writel(val, PCI_CONF_DATA); @@ -319,14 +319,30 @@ static int orion5x_pci_hw_wr_conf(int bus, int dev, u32 func, return ret; } +static int orion5x_pci_valid_config(int bus, u32 devfn) +{ + if (bus == orion5x_pci_local_bus_nr()) { + /* + * Don't go out for local device + */ + if (PCI_SLOT(devfn) == 0 && PCI_FUNC(devfn) != 0) + return 0; + + /* + * When the PCI signals are directly connected to a + * Cardbus slot, ignore all but device IDs 0 and 1. + */ + if (orion5x_pci_cardbus_mode && PCI_SLOT(devfn) > 1) + return 0; + } + + return 1; +} + static int orion5x_pci_rd_conf(struct pci_bus *bus, u32 devfn, int where, int size, u32 *val) { - /* - * Don't go out for local device - */ - if (bus->number == orion5x_pci_local_bus_nr() && - PCI_SLOT(devfn) == 0 && PCI_FUNC(devfn) != 0) { + if (!orion5x_pci_valid_config(bus->number, devfn)) { *val = 0xffffffff; return PCIBIOS_DEVICE_NOT_FOUND; } @@ -338,8 +354,7 @@ static int orion5x_pci_rd_conf(struct pci_bus *bus, u32 devfn, static int orion5x_pci_wr_conf(struct pci_bus *bus, u32 devfn, int where, int size, u32 val) { - if (bus->number == orion5x_pci_local_bus_nr() && - PCI_SLOT(devfn) == 0 && PCI_FUNC(devfn) != 0) + if (!orion5x_pci_valid_config(bus->number, devfn)) return PCIBIOS_DEVICE_NOT_FOUND; return orion5x_pci_hw_wr_conf(bus->number, PCI_SLOT(devfn), @@ -353,9 +368,9 @@ static struct pci_ops pci_ops = { static void __init orion5x_pci_set_bus_nr(int nr) { - u32 p2p = orion5x_read(PCI_P2P_CONF); + u32 p2p = readl(PCI_P2P_CONF); - if (orion5x_read(PCI_MODE) & PCI_MODE_PCIX) { + if (readl(PCI_MODE) & PCI_MODE_PCIX) { /* * PCI-X mode */ @@ -372,7 +387,7 @@ static void __init orion5x_pci_set_bus_nr(int nr) */ p2p &= ~PCI_P2P_BUS_MASK; p2p |= (nr << PCI_P2P_BUS_OFFS); - orion5x_write(PCI_P2P_CONF, p2p); + writel(p2p, PCI_P2P_CONF); } } @@ -389,8 +404,9 @@ static void __init orion5x_pci_master_slave_enable(void) orion5x_pci_hw_wr_conf(bus_nr, 0, func, reg, 4, val | 0x7); } -static void __init orion5x_setup_pci_wins(struct mbus_dram_target_info *dram) +static void __init orion5x_setup_pci_wins(void) { + const struct mbus_dram_target_info *dram = mv_mbus_dram_info(); u32 win_enable; int bus; int i; @@ -399,7 +415,7 @@ static void __init orion5x_setup_pci_wins(struct mbus_dram_target_info *dram) * First, disable windows. */ win_enable = 0xffffffff; - orion5x_write(PCI_BAR_ENABLE, win_enable); + writel(win_enable, PCI_BAR_ENABLE); /* * Setup windows for DDR banks. @@ -407,7 +423,7 @@ static void __init orion5x_setup_pci_wins(struct mbus_dram_target_info *dram) bus = orion5x_pci_local_bus_nr(); for (i = 0; i < dram->num_cs; i++) { - struct mbus_dram_window *cs = dram->cs + i; + const struct mbus_dram_window *cs = dram->cs + i; u32 func = PCI_CONF_FUNC_BAR_CS(cs->cs_index); u32 reg; u32 val; @@ -425,10 +441,10 @@ static void __init orion5x_setup_pci_wins(struct mbus_dram_target_info *dram) */ reg = PCI_CONF_REG_BAR_HI_CS(cs->cs_index); orion5x_pci_hw_wr_conf(bus, 0, func, reg, 4, 0); - orion5x_write(PCI_BAR_SIZE_DDR_CS(cs->cs_index), - (cs->size - 1) & 0xfffff000); - orion5x_write(PCI_BAR_REMAP_DDR_CS(cs->cs_index), - cs->base & 0xfffff000); + writel((cs->size - 1) & 0xfffff000, + PCI_BAR_SIZE_DDR_CS(cs->cs_index)); + writel(cs->base & 0xfffff000, + PCI_BAR_REMAP_DDR_CS(cs->cs_index)); /* * Enable decode window for this chip select. @@ -439,10 +455,10 @@ static void __init orion5x_setup_pci_wins(struct mbus_dram_target_info *dram) /* * Re-enable decode windows. */ - orion5x_write(PCI_BAR_ENABLE, win_enable); + writel(win_enable, PCI_BAR_ENABLE); /* - * Disable automatic update of address remaping when writing to BARs. + * Disable automatic update of address remapping when writing to BARs. */ orion5x_setbits(PCI_ADDR_DECODE_CTRL, 1); } @@ -454,7 +470,7 @@ static int __init pci_setup(struct pci_sys_data *sys) /* * Point PCI unit MBUS decode windows to DRAM space. */ - orion5x_setup_pci_wins(&orion5x_mbus_dram_info); + orion5x_setup_pci_wins(); /* * Master + Slave enable @@ -466,37 +482,25 @@ static int __init pci_setup(struct pci_sys_data *sys) */ orion5x_setbits(PCI_CMD, PCI_CMD_HOST_REORDER); + pci_ioremap_io(sys->busnr * SZ_64K, ORION5X_PCI_IO_PHYS_BASE); + /* * Request resources */ - res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL); + res = kzalloc(sizeof(struct resource), GFP_KERNEL); if (!res) panic("pci_setup unable to alloc resources"); /* - * IORESOURCE_IO - */ - res[0].name = "PCI I/O Space"; - res[0].flags = IORESOURCE_IO; - res[0].start = ORION5X_PCI_IO_BUS_BASE; - res[0].end = res[0].start + ORION5X_PCI_IO_SIZE - 1; - if (request_resource(&ioport_resource, &res[0])) - panic("Request PCI IO resource failed\n"); - sys->resource[0] = &res[0]; - - /* * IORESOURCE_MEM */ - res[1].name = "PCI Memory Space"; - res[1].flags = IORESOURCE_MEM; - res[1].start = ORION5X_PCI_MEM_PHYS_BASE; - res[1].end = res[1].start + ORION5X_PCI_MEM_SIZE - 1; - if (request_resource(&iomem_resource, &res[1])) + res->name = "PCI Memory Space"; + res->flags = IORESOURCE_MEM; + res->start = ORION5X_PCI_MEM_PHYS_BASE; + res->end = res->start + ORION5X_PCI_MEM_SIZE - 1; + if (request_resource(&iomem_resource, res)) panic("Request PCI Memory resource failed\n"); - sys->resource[1] = &res[1]; - - sys->resource[2] = NULL; - sys->io_offset = 0; + pci_add_resource_offset(&sys->resources, res, sys->mem_offset); return 1; } @@ -505,7 +509,7 @@ static int __init pci_setup(struct pci_sys_data *sys) /***************************************************************************** * General PCIe + PCI ****************************************************************************/ -static void __devinit rc_pci_fixup(struct pci_dev *dev) +static void rc_pci_fixup(struct pci_dev *dev) { /* * Prevent enumeration of root complex. @@ -522,14 +526,28 @@ static void __devinit rc_pci_fixup(struct pci_dev *dev) } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL, PCI_ANY_ID, rc_pci_fixup); +static int orion5x_pci_disabled __initdata; + +void __init orion5x_pci_disable(void) +{ + orion5x_pci_disabled = 1; +} + +void __init orion5x_pci_set_cardbus_mode(void) +{ + orion5x_pci_cardbus_mode = 1; +} + int __init orion5x_pci_sys_setup(int nr, struct pci_sys_data *sys) { int ret = 0; + vga_base = ORION5X_PCIE_MEM_PHYS_BASE; + if (nr == 0) { orion_pcie_set_local_bus_nr(PCIE_BASE, sys->busnr); ret = pcie_setup(sys); - } else if (nr == 1) { + } else if (nr == 1 && !orion5x_pci_disabled) { orion5x_pci_set_bus_nr(sys->busnr); ret = pci_setup(sys); } @@ -542,9 +560,11 @@ struct pci_bus __init *orion5x_pci_sys_scan_bus(int nr, struct pci_sys_data *sys struct pci_bus *bus; if (nr == 0) { - bus = pci_scan_bus(sys->busnr, &pcie_ops, sys); - } else if (nr == 1) { - bus = pci_scan_bus(sys->busnr, &pci_ops, sys); + bus = pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys, + &sys->resources); + } else if (nr == 1 && !orion5x_pci_disabled) { + bus = pci_scan_root_bus(NULL, sys->busnr, &pci_ops, sys, + &sys->resources); } else { bus = NULL; BUG(); @@ -553,14 +573,14 @@ struct pci_bus __init *orion5x_pci_sys_scan_bus(int nr, struct pci_sys_data *sys return bus; } -int __init orion5x_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +int __init orion5x_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { int bus = dev->bus->number; /* * PCIe endpoint? */ - if (bus < orion5x_pci_local_bus_nr()) + if (orion5x_pci_disabled || bus < orion5x_pci_local_bus_nr()) return IRQ_ORION5X_PCIE0_INT; return -1; diff --git a/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c b/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c new file mode 100644 index 00000000000..213b3e143c5 --- /dev/null +++ b/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c @@ -0,0 +1,179 @@ +/* + * arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c + * + * Marvell Orion-VoIP FXO Reference Design Setup + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/irq.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/ethtool.h> +#include <net/dsa.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" + +/***************************************************************************** + * RD-88F5181L FXO Info + ****************************************************************************/ +/* + * 8M NOR flash Device bus boot chip select + */ +#define RD88F5181L_FXO_NOR_BOOT_BASE 0xff800000 +#define RD88F5181L_FXO_NOR_BOOT_SIZE SZ_8M + + +/***************************************************************************** + * 8M NOR Flash on Device bus Boot chip select + ****************************************************************************/ +static struct physmap_flash_data rd88f5181l_fxo_nor_boot_flash_data = { + .width = 1, +}; + +static struct resource rd88f5181l_fxo_nor_boot_flash_resource = { + .flags = IORESOURCE_MEM, + .start = RD88F5181L_FXO_NOR_BOOT_BASE, + .end = RD88F5181L_FXO_NOR_BOOT_BASE + + RD88F5181L_FXO_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device rd88f5181l_fxo_nor_boot_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &rd88f5181l_fxo_nor_boot_flash_data, + }, + .num_resources = 1, + .resource = &rd88f5181l_fxo_nor_boot_flash_resource, +}; + + +/***************************************************************************** + * General Setup + ****************************************************************************/ +static unsigned int rd88f5181l_fxo_mpp_modes[] __initdata = { + MPP0_GPIO, /* LED1 CardBus LED (front panel) */ + MPP1_GPIO, /* PCI_intA */ + MPP2_GPIO, /* Hard Reset / Factory Init*/ + MPP3_GPIO, /* FXS or DAA select */ + MPP4_GPIO, /* LED6 - phone LED (front panel) */ + MPP5_GPIO, /* LED5 - phone LED (front panel) */ + MPP6_PCI_CLK, /* CPU PCI refclk */ + MPP7_PCI_CLK, /* PCI/PCIe refclk */ + MPP8_GPIO, /* CardBus reset */ + MPP9_GPIO, /* GE_RXERR */ + MPP10_GPIO, /* LED2 MiniPCI LED (front panel) */ + MPP11_GPIO, /* Lifeline control */ + MPP12_GIGE, /* GE_TXD[4] */ + MPP13_GIGE, /* GE_TXD[5] */ + MPP14_GIGE, /* GE_TXD[6] */ + MPP15_GIGE, /* GE_TXD[7] */ + MPP16_GIGE, /* GE_RXD[4] */ + MPP17_GIGE, /* GE_RXD[5] */ + MPP18_GIGE, /* GE_RXD[6] */ + MPP19_GIGE, /* GE_RXD[7] */ + 0, +}; + +static struct mv643xx_eth_platform_data rd88f5181l_fxo_eth_data = { + .phy_addr = MV643XX_ETH_PHY_NONE, + .speed = SPEED_1000, + .duplex = DUPLEX_FULL, +}; + +static struct dsa_chip_data rd88f5181l_fxo_switch_chip_data = { + .port_names[0] = "lan2", + .port_names[1] = "lan1", + .port_names[2] = "wan", + .port_names[3] = "cpu", + .port_names[5] = "lan4", + .port_names[7] = "lan3", +}; + +static struct dsa_platform_data rd88f5181l_fxo_switch_plat_data = { + .nr_chips = 1, + .chip = &rd88f5181l_fxo_switch_chip_data, +}; + +static void __init rd88f5181l_fxo_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(rd88f5181l_fxo_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_eth_init(&rd88f5181l_fxo_eth_data); + orion5x_eth_switch_init(&rd88f5181l_fxo_switch_plat_data, NO_IRQ); + orion5x_uart0_init(); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + RD88F5181L_FXO_NOR_BOOT_BASE, + RD88F5181L_FXO_NOR_BOOT_SIZE); + platform_device_register(&rd88f5181l_fxo_nor_boot_flash); +} + +static int __init +rd88f5181l_fxo_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) +{ + int irq; + + /* + * Check for devices with hard-wired IRQs. + */ + irq = orion5x_pci_map_irq(dev, slot, pin); + if (irq != -1) + return irq; + + /* + * Mini-PCI / Cardbus slot. + */ + return gpio_to_irq(1); +} + +static struct hw_pci rd88f5181l_fxo_pci __initdata = { + .nr_controllers = 2, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = rd88f5181l_fxo_pci_map_irq, +}; + +static int __init rd88f5181l_fxo_pci_init(void) +{ + if (machine_is_rd88f5181l_fxo()) { + orion5x_pci_set_cardbus_mode(); + pci_common_init(&rd88f5181l_fxo_pci); + } + + return 0; +} +subsys_initcall(rd88f5181l_fxo_pci_init); + +MACHINE_START(RD88F5181L_FXO, "Marvell Orion-VoIP FXO Reference Design") + /* Maintainer: Nicolas Pitre <nico@marvell.com> */ + .atag_offset = 0x100, + .init_machine = rd88f5181l_fxo_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END diff --git a/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c b/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c new file mode 100644 index 00000000000..594800e1d69 --- /dev/null +++ b/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c @@ -0,0 +1,191 @@ +/* + * arch/arm/mach-orion5x/rd88f5181l-ge-setup.c + * + * Marvell Orion-VoIP GE Reference Design Setup + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/irq.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/ethtool.h> +#include <linux/i2c.h> +#include <net/dsa.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" + +/***************************************************************************** + * RD-88F5181L GE Info + ****************************************************************************/ +/* + * 16M NOR flash Device bus boot chip select + */ +#define RD88F5181L_GE_NOR_BOOT_BASE 0xff000000 +#define RD88F5181L_GE_NOR_BOOT_SIZE SZ_16M + + +/***************************************************************************** + * 16M NOR Flash on Device bus Boot chip select + ****************************************************************************/ +static struct physmap_flash_data rd88f5181l_ge_nor_boot_flash_data = { + .width = 1, +}; + +static struct resource rd88f5181l_ge_nor_boot_flash_resource = { + .flags = IORESOURCE_MEM, + .start = RD88F5181L_GE_NOR_BOOT_BASE, + .end = RD88F5181L_GE_NOR_BOOT_BASE + + RD88F5181L_GE_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device rd88f5181l_ge_nor_boot_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &rd88f5181l_ge_nor_boot_flash_data, + }, + .num_resources = 1, + .resource = &rd88f5181l_ge_nor_boot_flash_resource, +}; + + +/***************************************************************************** + * General Setup + ****************************************************************************/ +static unsigned int rd88f5181l_ge_mpp_modes[] __initdata = { + MPP0_GPIO, /* LED1 */ + MPP1_GPIO, /* LED5 */ + MPP2_GPIO, /* LED4 */ + MPP3_GPIO, /* LED3 */ + MPP4_GPIO, /* PCI_intA */ + MPP5_GPIO, /* RTC interrupt */ + MPP6_PCI_CLK, /* CPU PCI refclk */ + MPP7_PCI_CLK, /* PCI/PCIe refclk */ + MPP8_GPIO, /* 88e6131 interrupt */ + MPP9_GPIO, /* GE_RXERR */ + MPP10_GPIO, /* PCI_intB */ + MPP11_GPIO, /* LED2 */ + MPP12_GIGE, /* GE_TXD[4] */ + MPP13_GIGE, /* GE_TXD[5] */ + MPP14_GIGE, /* GE_TXD[6] */ + MPP15_GIGE, /* GE_TXD[7] */ + MPP16_GIGE, /* GE_RXD[4] */ + MPP17_GIGE, /* GE_RXD[5] */ + MPP18_GIGE, /* GE_RXD[6] */ + MPP19_GIGE, /* GE_RXD[7] */ + 0, +}; + +static struct mv643xx_eth_platform_data rd88f5181l_ge_eth_data = { + .phy_addr = MV643XX_ETH_PHY_NONE, + .speed = SPEED_1000, + .duplex = DUPLEX_FULL, +}; + +static struct dsa_chip_data rd88f5181l_ge_switch_chip_data = { + .port_names[0] = "lan2", + .port_names[1] = "lan1", + .port_names[2] = "wan", + .port_names[3] = "cpu", + .port_names[5] = "lan4", + .port_names[7] = "lan3", +}; + +static struct dsa_platform_data rd88f5181l_ge_switch_plat_data = { + .nr_chips = 1, + .chip = &rd88f5181l_ge_switch_chip_data, +}; + +static struct i2c_board_info __initdata rd88f5181l_ge_i2c_rtc = { + I2C_BOARD_INFO("ds1338", 0x68), +}; + +static void __init rd88f5181l_ge_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(rd88f5181l_ge_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_eth_init(&rd88f5181l_ge_eth_data); + orion5x_eth_switch_init(&rd88f5181l_ge_switch_plat_data, + gpio_to_irq(8)); + orion5x_i2c_init(); + orion5x_uart0_init(); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + RD88F5181L_GE_NOR_BOOT_BASE, + RD88F5181L_GE_NOR_BOOT_SIZE); + platform_device_register(&rd88f5181l_ge_nor_boot_flash); + + i2c_register_board_info(0, &rd88f5181l_ge_i2c_rtc, 1); +} + +static int __init +rd88f5181l_ge_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) +{ + int irq; + + /* + * Check for devices with hard-wired IRQs. + */ + irq = orion5x_pci_map_irq(dev, slot, pin); + if (irq != -1) + return irq; + + /* + * Cardbus slot. + */ + if (pin == 1) + return gpio_to_irq(4); + else + return gpio_to_irq(10); +} + +static struct hw_pci rd88f5181l_ge_pci __initdata = { + .nr_controllers = 2, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = rd88f5181l_ge_pci_map_irq, +}; + +static int __init rd88f5181l_ge_pci_init(void) +{ + if (machine_is_rd88f5181l_ge()) { + orion5x_pci_set_cardbus_mode(); + pci_common_init(&rd88f5181l_ge_pci); + } + + return 0; +} +subsys_initcall(rd88f5181l_ge_pci_init); + +MACHINE_START(RD88F5181L_GE, "Marvell Orion-VoIP GE Reference Design") + /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */ + .atag_offset = 0x100, + .init_machine = rd88f5181l_ge_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END diff --git a/arch/arm/mach-orion5x/rd88f5182-setup.c b/arch/arm/mach-orion5x/rd88f5182-setup.c index 81abc1003aa..b576ef5f18a 100644 --- a/arch/arm/mach-orion5x/rd88f5182-setup.c +++ b/arch/arm/mach-orion5x/rd88f5182-setup.c @@ -9,7 +9,7 @@ * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ - +#include <linux/gpio.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> @@ -19,13 +19,13 @@ #include <linux/mv643xx_eth.h> #include <linux/ata_platform.h> #include <linux/i2c.h> +#include <linux/leds.h> #include <asm/mach-types.h> -#include <asm/gpio.h> -#include <asm/leds.h> #include <asm/mach/arch.h> #include <asm/mach/pci.h> -#include <asm/arch/orion5x.h> +#include <mach/orion5x.h> #include "common.h" +#include "mpp.h" /***************************************************************************** * RD-88F5182 Info @@ -53,12 +53,6 @@ #define RD88F5182_PCI_SLOT0_IRQ_A_PIN 7 #define RD88F5182_PCI_SLOT0_IRQ_B_PIN 6 -/* - * GPIO Debug LED - */ - -#define RD88F5182_GPIO_DBG_LED 0 - /***************************************************************************** * 16M NOR Flash on Device bus CS1 ****************************************************************************/ @@ -83,60 +77,38 @@ static struct platform_device rd88f5182_nor_flash = { .resource = &rd88f5182_nor_flash_resource, }; -#ifdef CONFIG_LEDS - /***************************************************************************** - * Use GPIO debug led as CPU active indication + * Use GPIO LED as CPU active indication ****************************************************************************/ -static void rd88f5182_dbgled_event(led_event_t evt) -{ - int val; - - if (evt == led_idle_end) - val = 1; - else if (evt == led_idle_start) - val = 0; - else - return; - - gpio_set_value(RD88F5182_GPIO_DBG_LED, val); -} +#define RD88F5182_GPIO_LED 0 -static int __init rd88f5182_dbgled_init(void) -{ - int pin; - - if (machine_is_rd88f5182()) { - pin = RD88F5182_GPIO_DBG_LED; - - if (gpio_request(pin, "DBGLED") == 0) { - if (gpio_direction_output(pin, 0) != 0) { - printk(KERN_ERR "rd88f5182_dbgled_init failed " - "to set output pin %d\n", pin); - gpio_free(pin); - return 0; - } - } else { - printk(KERN_ERR "rd88f5182_dbgled_init failed " - "to request gpio %d\n", pin); - return 0; - } - - leds_event = rd88f5182_dbgled_event; - } - return 0; -} +static struct gpio_led rd88f5182_gpio_led_pins[] = { + { + .name = "rd88f5182:cpu", + .default_trigger = "cpu0", + .gpio = RD88F5182_GPIO_LED, + }, +}; -__initcall(rd88f5182_dbgled_init); +static struct gpio_led_platform_data rd88f5182_gpio_led_data = { + .leds = rd88f5182_gpio_led_pins, + .num_leds = ARRAY_SIZE(rd88f5182_gpio_led_pins), +}; -#endif +static struct platform_device rd88f5182_gpio_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &rd88f5182_gpio_led_data, + }, +}; /***************************************************************************** * PCI ****************************************************************************/ -void __init rd88f5182_pci_preinit(void) +static void __init rd88f5182_pci_preinit(void) { int pin; @@ -146,9 +118,9 @@ void __init rd88f5182_pci_preinit(void) pin = RD88F5182_PCI_SLOT0_IRQ_A_PIN; if (gpio_request(pin, "PCI IntA") == 0) { if (gpio_direction_input(pin) == 0) { - set_irq_type(gpio_to_irq(pin), IRQT_LOW); + irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); } else { - printk(KERN_ERR "rd88f5182_pci_preinit faield to " + printk(KERN_ERR "rd88f5182_pci_preinit failed to " "set_irq_type pin %d\n", pin); gpio_free(pin); } @@ -159,9 +131,9 @@ void __init rd88f5182_pci_preinit(void) pin = RD88F5182_PCI_SLOT0_IRQ_B_PIN; if (gpio_request(pin, "PCI IntB") == 0) { if (gpio_direction_input(pin) == 0) { - set_irq_type(gpio_to_irq(pin), IRQT_LOW); + irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); } else { - printk(KERN_ERR "rd88f5182_pci_preinit faield to " + printk(KERN_ERR "rd88f5182_pci_preinit failed to " "set_irq_type pin %d\n", pin); gpio_free(pin); } @@ -170,7 +142,8 @@ void __init rd88f5182_pci_preinit(void) } } -static int __init rd88f5182_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +static int __init rd88f5182_pci_map_irq(const struct pci_dev *dev, u8 slot, + u8 pin) { int irq; @@ -198,7 +171,6 @@ static int __init rd88f5182_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) static struct hw_pci rd88f5182_pci __initdata = { .nr_controllers = 2, .preinit = rd88f5182_pci_preinit, - .swizzle = pci_std_swizzle, .setup = orion5x_pci_sys_setup, .scan = orion5x_pci_sys_scan_bus, .map_irq = rd88f5182_pci_map_irq, @@ -219,8 +191,7 @@ subsys_initcall(rd88f5182_pci_init); ****************************************************************************/ static struct mv643xx_eth_platform_data rd88f5182_eth_data = { - .phy_addr = 8, - .force_phy_addr = 1, + .phy_addr = MV643XX_ETH_PHY_ADDR(8), }; /***************************************************************************** @@ -234,15 +205,34 @@ static struct i2c_board_info __initdata rd88f5182_i2c_rtc = { * Sata ****************************************************************************/ static struct mv_sata_platform_data rd88f5182_sata_data = { - .n_ports = 2, + .n_ports = 2, }; /***************************************************************************** * General Setup ****************************************************************************/ - -static struct platform_device *rd88f5182_devices[] __initdata = { - &rd88f5182_nor_flash, +static unsigned int rd88f5182_mpp_modes[] __initdata = { + MPP0_GPIO, /* Debug Led */ + MPP1_GPIO, /* Reset Switch */ + MPP2_UNUSED, + MPP3_GPIO, /* RTC Int */ + MPP4_GPIO, + MPP5_GPIO, + MPP6_GPIO, /* PCI_intA */ + MPP7_GPIO, /* PCI_intB */ + MPP8_UNUSED, + MPP9_UNUSED, + MPP10_UNUSED, + MPP11_UNUSED, + MPP12_SATA_LED, /* SATA 0 presence */ + MPP13_SATA_LED, /* SATA 1 presence */ + MPP14_SATA_LED, /* SATA 0 active */ + MPP15_SATA_LED, /* SATA 1 active */ + MPP16_UNUSED, + MPP17_UNUSED, + MPP18_UNUSED, + MPP19_UNUSED, + 0, }; static void __init rd88f5182_init(void) @@ -252,35 +242,9 @@ static void __init rd88f5182_init(void) */ orion5x_init(); - /* - * Setup the CPU address decode windows for our devices - */ - orion5x_setup_dev_boot_win(RD88F5182_NOR_BOOT_BASE, - RD88F5182_NOR_BOOT_SIZE); - orion5x_setup_dev1_win(RD88F5182_NOR_BASE, RD88F5182_NOR_SIZE); + orion5x_mpp_conf(rd88f5182_mpp_modes); /* - * Open a special address decode windows for the PCIe WA. - */ - orion5x_setup_pcie_wa_win(ORION5X_PCIE_WA_PHYS_BASE, - ORION5X_PCIE_WA_SIZE); - - /* - * Setup Multiplexing Pins -- - * MPP[0] Debug Led (GPIO - Out) - * MPP[1] Debug Led (GPIO - Out) - * MPP[2] N/A - * MPP[3] RTC_Int (GPIO - In) - * MPP[4] GPIO - * MPP[5] GPIO - * MPP[6] PCI_intA (GPIO - In) - * MPP[7] PCI_intB (GPIO - In) - * MPP[8-11] N/A - * MPP[12] SATA 0 presence Indication - * MPP[13] SATA 1 presence Indication - * MPP[14] SATA 0 active Indication - * MPP[15] SATA 1 active indication - * MPP[16-19] Not used * MPP[20] PCI Clock to MV88F5182 * MPP[21] PCI Clock to mini PCI CON11 * MPP[22] USB 0 over current indication @@ -289,25 +253,38 @@ static void __init rd88f5182_init(void) * MPP[25] USB 0 over current enable */ - orion5x_write(MPP_0_7_CTRL, 0x00000003); - orion5x_write(MPP_8_15_CTRL, 0x55550000); - orion5x_write(MPP_16_19_CTRL, 0x5555); - - orion5x_gpio_set_valid_pins(0x000000fb); - - platform_add_devices(rd88f5182_devices, ARRAY_SIZE(rd88f5182_devices)); - i2c_register_board_info(0, &rd88f5182_i2c_rtc, 1); + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_ehci1_init(); orion5x_eth_init(&rd88f5182_eth_data); + orion5x_i2c_init(); orion5x_sata_init(&rd88f5182_sata_data); + orion5x_uart0_init(); + orion5x_xor_init(); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + RD88F5182_NOR_BOOT_BASE, + RD88F5182_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_TARGET(1), + ORION_MBUS_DEVBUS_ATTR(1), + RD88F5182_NOR_BASE, + RD88F5182_NOR_SIZE); + platform_device_register(&rd88f5182_nor_flash); + platform_device_register(&rd88f5182_gpio_leds); + + i2c_register_board_info(0, &rd88f5182_i2c_rtc, 1); } MACHINE_START(RD88F5182, "Marvell Orion-NAS Reference Design") /* Maintainer: Ronen Shitrit <rshitrit@marvell.com> */ - .phys_io = ORION5X_REGS_PHYS_BASE, - .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, - .boot_params = 0x00000100, + .atag_offset = 0x100, .init_machine = rd88f5182_init, .map_io = orion5x_map_io, + .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, - .timer = &orion5x_timer, + .init_time = orion5x_timer_init, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/rd88f6183ap-ge-setup.c b/arch/arm/mach-orion5x/rd88f6183ap-ge-setup.c new file mode 100644 index 00000000000..78a1e6ab1b9 --- /dev/null +++ b/arch/arm/mach-orion5x/rd88f6183ap-ge-setup.c @@ -0,0 +1,129 @@ +/* + * arch/arm/mach-orion5x/rd88f6183-ap-ge-setup.c + * + * Marvell Orion-1-90 AP GE Reference Design Setup + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/irq.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/spi/spi.h> +#include <linux/spi/flash.h> +#include <linux/ethtool.h> +#include <net/dsa.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include "common.h" + +static struct mv643xx_eth_platform_data rd88f6183ap_ge_eth_data = { + .phy_addr = -1, + .speed = SPEED_1000, + .duplex = DUPLEX_FULL, +}; + +static struct dsa_chip_data rd88f6183ap_ge_switch_chip_data = { + .port_names[0] = "lan1", + .port_names[1] = "lan2", + .port_names[2] = "lan3", + .port_names[3] = "lan4", + .port_names[4] = "wan", + .port_names[5] = "cpu", +}; + +static struct dsa_platform_data rd88f6183ap_ge_switch_plat_data = { + .nr_chips = 1, + .chip = &rd88f6183ap_ge_switch_chip_data, +}; + +static struct mtd_partition rd88f6183ap_ge_partitions[] = { + { + .name = "kernel", + .offset = 0x00000000, + .size = 0x00200000, + }, { + .name = "rootfs", + .offset = 0x00200000, + .size = 0x00500000, + }, { + .name = "nvram", + .offset = 0x00700000, + .size = 0x00080000, + }, +}; + +static struct flash_platform_data rd88f6183ap_ge_spi_slave_data = { + .type = "m25p64", + .nr_parts = ARRAY_SIZE(rd88f6183ap_ge_partitions), + .parts = rd88f6183ap_ge_partitions, +}; + +static struct spi_board_info __initdata rd88f6183ap_ge_spi_slave_info[] = { + { + .modalias = "m25p80", + .platform_data = &rd88f6183ap_ge_spi_slave_data, + .irq = NO_IRQ, + .max_speed_hz = 20000000, + .bus_num = 0, + .chip_select = 0, + }, +}; + +static void __init rd88f6183ap_ge_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_eth_init(&rd88f6183ap_ge_eth_data); + orion5x_eth_switch_init(&rd88f6183ap_ge_switch_plat_data, + gpio_to_irq(3)); + spi_register_board_info(rd88f6183ap_ge_spi_slave_info, + ARRAY_SIZE(rd88f6183ap_ge_spi_slave_info)); + orion5x_spi_init(); + orion5x_uart0_init(); +} + +static struct hw_pci rd88f6183ap_ge_pci __initdata = { + .nr_controllers = 2, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = orion5x_pci_map_irq, +}; + +static int __init rd88f6183ap_ge_pci_init(void) +{ + if (machine_is_rd88f6183ap_ge()) { + orion5x_pci_disable(); + pci_common_init(&rd88f6183ap_ge_pci); + } + + return 0; +} +subsys_initcall(rd88f6183ap_ge_pci_init); + +MACHINE_START(RD88F6183AP_GE, "Marvell Orion-1-90 AP GE Reference Design") + /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */ + .atag_offset = 0x100, + .init_machine = rd88f6183ap_ge_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END diff --git a/arch/arm/mach-orion5x/terastation_pro2-setup.c b/arch/arm/mach-orion5x/terastation_pro2-setup.c new file mode 100644 index 00000000000..6208d125c1b --- /dev/null +++ b/arch/arm/mach-orion5x/terastation_pro2-setup.c @@ -0,0 +1,369 @@ +/* + * Buffalo Terastation Pro II/Live Board Setup + * + * Maintainer: Sylver Bruneau <sylver.bruneau@googlemail.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/irq.h> +#include <linux/delay.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/i2c.h> +#include <linux/serial_reg.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" + +/***************************************************************************** + * Terastation Pro 2/Live Info + ****************************************************************************/ + +/* + * Terastation Pro 2 hardware : + * - Marvell 88F5281-D0 + * - Marvell 88SX6042 SATA controller (PCI) + * - Marvell 88E1118 Gigabit Ethernet PHY + * - 256KB NOR flash + * - 128MB of DDR RAM + * - PCIe port (not equipped) + */ + +/* + * 256K NOR flash Device bus boot chip select + */ + +#define TSP2_NOR_BOOT_BASE 0xf4000000 +#define TSP2_NOR_BOOT_SIZE SZ_256K + +/***************************************************************************** + * 256KB NOR Flash on BOOT Device + ****************************************************************************/ + +static struct physmap_flash_data tsp2_nor_flash_data = { + .width = 1, +}; + +static struct resource tsp2_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = TSP2_NOR_BOOT_BASE, + .end = TSP2_NOR_BOOT_BASE + TSP2_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device tsp2_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &tsp2_nor_flash_data, + }, + .num_resources = 1, + .resource = &tsp2_nor_flash_resource, +}; + +/***************************************************************************** + * PCI + ****************************************************************************/ +#define TSP2_PCI_SLOT0_OFFS 7 +#define TSP2_PCI_SLOT0_IRQ_PIN 11 + +static void __init tsp2_pci_preinit(void) +{ + int pin; + + /* + * Configure PCI GPIO IRQ pins + */ + pin = TSP2_PCI_SLOT0_IRQ_PIN; + if (gpio_request(pin, "PCI Int1") == 0) { + if (gpio_direction_input(pin) == 0) { + irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); + } else { + printk(KERN_ERR "tsp2_pci_preinit failed " + "to set_irq_type pin %d\n", pin); + gpio_free(pin); + } + } else { + printk(KERN_ERR "tsp2_pci_preinit failed to " + "gpio_request %d\n", pin); + } +} + +static int __init tsp2_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) +{ + int irq; + + /* + * Check for devices with hard-wired IRQs. + */ + irq = orion5x_pci_map_irq(dev, slot, pin); + if (irq != -1) + return irq; + + /* + * PCI IRQs are connected via GPIOs. + */ + if (slot == TSP2_PCI_SLOT0_OFFS) + return gpio_to_irq(TSP2_PCI_SLOT0_IRQ_PIN); + + return -1; +} + +static struct hw_pci tsp2_pci __initdata = { + .nr_controllers = 2, + .preinit = tsp2_pci_preinit, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = tsp2_pci_map_irq, +}; + +static int __init tsp2_pci_init(void) +{ + if (machine_is_terastation_pro2()) + pci_common_init(&tsp2_pci); + + return 0; +} + +subsys_initcall(tsp2_pci_init); + +/***************************************************************************** + * Ethernet + ****************************************************************************/ + +static struct mv643xx_eth_platform_data tsp2_eth_data = { + .phy_addr = 0, +}; + +/***************************************************************************** + * RTC 5C372a on I2C bus + ****************************************************************************/ + +#define TSP2_RTC_GPIO 9 + +static struct i2c_board_info __initdata tsp2_i2c_rtc = { + I2C_BOARD_INFO("rs5c372a", 0x32), +}; + +/***************************************************************************** + * Terastation Pro II specific power off method via UART1-attached + * microcontroller + ****************************************************************************/ + +#define UART1_REG(x) (UART1_VIRT_BASE + ((UART_##x) << 2)) + +static int tsp2_miconread(unsigned char *buf, int count) +{ + int i; + int timeout; + + for (i = 0; i < count; i++) { + timeout = 10; + + while (!(readl(UART1_REG(LSR)) & UART_LSR_DR)) { + if (--timeout == 0) + break; + udelay(1000); + } + + if (timeout == 0) + break; + buf[i] = readl(UART1_REG(RX)); + } + + /* return read bytes */ + return i; +} + +static int tsp2_miconwrite(const unsigned char *buf, int count) +{ + int i = 0; + + while (count--) { + while (!(readl(UART1_REG(LSR)) & UART_LSR_THRE)) + barrier(); + writel(buf[i++], UART1_REG(TX)); + } + + return 0; +} + +static int tsp2_miconsend(const unsigned char *data, int count) +{ + int i; + unsigned char checksum = 0; + unsigned char recv_buf[40]; + unsigned char send_buf[40]; + unsigned char correct_ack[3]; + int retry = 2; + + /* Generate checksum */ + for (i = 0; i < count; i++) + checksum -= data[i]; + + do { + /* Send data */ + tsp2_miconwrite(data, count); + + /* send checksum */ + tsp2_miconwrite(&checksum, 1); + + if (tsp2_miconread(recv_buf, sizeof(recv_buf)) <= 3) { + printk(KERN_ERR ">%s: receive failed.\n", __func__); + + /* send preamble to clear the receive buffer */ + memset(&send_buf, 0xff, sizeof(send_buf)); + tsp2_miconwrite(send_buf, sizeof(send_buf)); + + /* make dummy reads */ + mdelay(100); + tsp2_miconread(recv_buf, sizeof(recv_buf)); + } else { + /* Generate expected ack */ + correct_ack[0] = 0x01; + correct_ack[1] = data[1]; + correct_ack[2] = 0x00; + + /* checksum Check */ + if ((recv_buf[0] + recv_buf[1] + recv_buf[2] + + recv_buf[3]) & 0xFF) { + printk(KERN_ERR ">%s: Checksum Error : " + "Received data[%02x, %02x, %02x, %02x]" + "\n", __func__, recv_buf[0], + recv_buf[1], recv_buf[2], recv_buf[3]); + } else { + /* Check Received Data */ + if (correct_ack[0] == recv_buf[0] && + correct_ack[1] == recv_buf[1] && + correct_ack[2] == recv_buf[2]) { + /* Interval for next command */ + mdelay(10); + + /* Receive ACK */ + return 0; + } + } + /* Received NAK or illegal Data */ + printk(KERN_ERR ">%s: Error : NAK or Illegal Data " + "Received\n", __func__); + } + } while (retry--); + + /* Interval for next command */ + mdelay(10); + + return -1; +} + +static void tsp2_power_off(void) +{ + const unsigned char watchdogkill[] = {0x01, 0x35, 0x00}; + const unsigned char shutdownwait[] = {0x00, 0x0c}; + const unsigned char poweroff[] = {0x00, 0x06}; + /* 38400 baud divisor */ + const unsigned divisor = ((orion5x_tclk + (8 * 38400)) / (16 * 38400)); + + pr_info("%s: triggering power-off...\n", __func__); + + /* hijack uart1 and reset into sane state (38400,8n1,even parity) */ + writel(0x83, UART1_REG(LCR)); + writel(divisor & 0xff, UART1_REG(DLL)); + writel((divisor >> 8) & 0xff, UART1_REG(DLM)); + writel(0x1b, UART1_REG(LCR)); + writel(0x00, UART1_REG(IER)); + writel(0x07, UART1_REG(FCR)); + writel(0x00, UART1_REG(MCR)); + + /* Send the commands to shutdown the Terastation Pro II */ + tsp2_miconsend(watchdogkill, sizeof(watchdogkill)) ; + tsp2_miconsend(shutdownwait, sizeof(shutdownwait)) ; + tsp2_miconsend(poweroff, sizeof(poweroff)); +} + +/***************************************************************************** + * General Setup + ****************************************************************************/ +static unsigned int tsp2_mpp_modes[] __initdata = { + MPP0_PCIE_RST_OUTn, + MPP1_UNUSED, + MPP2_UNUSED, + MPP3_UNUSED, + MPP4_NAND, /* BOOT NAND Flash REn */ + MPP5_NAND, /* BOOT NAND Flash WEn */ + MPP6_NAND, /* BOOT NAND Flash HREn[0] */ + MPP7_NAND, /* BOOT NAND Flash WEn[0] */ + MPP8_GPIO, /* MICON int */ + MPP9_GPIO, /* RTC int */ + MPP10_UNUSED, + MPP11_GPIO, /* PCI Int A */ + MPP12_UNUSED, + MPP13_GPIO, /* UPS on UART0 enable */ + MPP14_GPIO, /* UPS low battery detection */ + MPP15_UNUSED, + MPP16_UART, /* UART1 RXD */ + MPP17_UART, /* UART1 TXD */ + MPP18_UART, /* UART1 CTSn */ + MPP19_UART, /* UART1 RTSn */ + 0, +}; + +static void __init tsp2_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(tsp2_mpp_modes); + + /* + * Configure peripherals. + */ + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + TSP2_NOR_BOOT_BASE, + TSP2_NOR_BOOT_SIZE); + platform_device_register(&tsp2_nor_flash); + + orion5x_ehci0_init(); + orion5x_eth_init(&tsp2_eth_data); + orion5x_i2c_init(); + orion5x_uart0_init(); + orion5x_uart1_init(); + + /* Get RTC IRQ and register the chip */ + if (gpio_request(TSP2_RTC_GPIO, "rtc") == 0) { + if (gpio_direction_input(TSP2_RTC_GPIO) == 0) + tsp2_i2c_rtc.irq = gpio_to_irq(TSP2_RTC_GPIO); + else + gpio_free(TSP2_RTC_GPIO); + } + if (tsp2_i2c_rtc.irq == 0) + pr_warning("tsp2_init: failed to get RTC IRQ\n"); + i2c_register_board_info(0, &tsp2_i2c_rtc, 1); + + /* register Terastation Pro II specific power-off method */ + pm_power_off = tsp2_power_off; +} + +MACHINE_START(TERASTATION_PRO2, "Buffalo Terastation Pro II/Live") + /* Maintainer: Sylver Bruneau <sylver.bruneau@googlemail.com> */ + .atag_offset = 0x100, + .init_machine = tsp2_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END diff --git a/arch/arm/mach-orion5x/ts209-setup.c b/arch/arm/mach-orion5x/ts209-setup.c index 9afb41ee6e0..9136797addb 100644 --- a/arch/arm/mach-orion5x/ts209-setup.c +++ b/arch/arm/mach-orion5x/ts209-setup.c @@ -8,7 +8,7 @@ * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ - +#include <linux/gpio.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> @@ -23,18 +23,19 @@ #include <linux/serial_reg.h> #include <linux/ata_platform.h> #include <asm/mach-types.h> -#include <asm/gpio.h> #include <asm/mach/arch.h> #include <asm/mach/pci.h> -#include <asm/arch/orion5x.h> +#include <mach/orion5x.h> #include "common.h" +#include "mpp.h" +#include "tsx09-common.h" #define QNAP_TS209_NOR_BOOT_BASE 0xf4000000 #define QNAP_TS209_NOR_BOOT_SIZE SZ_8M /**************************************************************************** * 8MiB NOR flash. The struct mtd_partition is not in the same order as the - * partitions on the device because we want to keep compatability with + * partitions on the device because we want to keep compatibility with * existing QNAP firmware. * * Layout as used by QNAP: @@ -47,52 +48,54 @@ ***************************************************************************/ static struct mtd_partition qnap_ts209_partitions[] = { { - .name = "U-Boot", - .size = 0x00080000, - .offset = 0x00780000, - .mask_flags = MTD_WRITEABLE, + .name = "U-Boot", + .size = 0x00080000, + .offset = 0x00780000, + .mask_flags = MTD_WRITEABLE, }, { - .name = "Kernel", - .size = 0x00200000, - .offset = 0, + .name = "Kernel", + .size = 0x00200000, + .offset = 0, }, { - .name = "RootFS1", - .size = 0x00400000, - .offset = 0x00200000, + .name = "RootFS1", + .size = 0x00400000, + .offset = 0x00200000, }, { - .name = "RootFS2", - .size = 0x00100000, - .offset = 0x00600000, + .name = "RootFS2", + .size = 0x00100000, + .offset = 0x00600000, }, { - .name = "U-Boot Config", - .size = 0x00020000, - .offset = 0x00760000, + .name = "U-Boot Config", + .size = 0x00020000, + .offset = 0x00760000, }, { - .name = "NAS Config", - .size = 0x00060000, - .offset = 0x00700000, - .mask_flags = MTD_WRITEABLE, - } + .name = "NAS Config", + .size = 0x00060000, + .offset = 0x00700000, + .mask_flags = MTD_WRITEABLE, + }, }; static struct physmap_flash_data qnap_ts209_nor_flash_data = { - .width = 1, - .parts = qnap_ts209_partitions, - .nr_parts = ARRAY_SIZE(qnap_ts209_partitions) + .width = 1, + .parts = qnap_ts209_partitions, + .nr_parts = ARRAY_SIZE(qnap_ts209_partitions) }; static struct resource qnap_ts209_nor_flash_resource = { - .flags = IORESOURCE_MEM, - .start = QNAP_TS209_NOR_BOOT_BASE, - .end = QNAP_TS209_NOR_BOOT_BASE + QNAP_TS209_NOR_BOOT_SIZE - 1, + .flags = IORESOURCE_MEM, + .start = QNAP_TS209_NOR_BOOT_BASE, + .end = QNAP_TS209_NOR_BOOT_BASE + QNAP_TS209_NOR_BOOT_SIZE - 1, }; static struct platform_device qnap_ts209_nor_flash = { - .name = "physmap-flash", - .id = 0, - .dev = { .platform_data = &qnap_ts209_nor_flash_data, }, - .resource = &qnap_ts209_nor_flash_resource, - .num_resources = 1, + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &qnap_ts209_nor_flash_data, + }, + .resource = &qnap_ts209_nor_flash_resource, + .num_resources = 1, }; /***************************************************************************** @@ -103,7 +106,7 @@ static struct platform_device qnap_ts209_nor_flash = { #define QNAP_TS209_PCI_SLOT0_IRQ_PIN 6 #define QNAP_TS209_PCI_SLOT1_IRQ_PIN 7 -void __init qnap_ts209_pci_preinit(void) +static void __init qnap_ts209_pci_preinit(void) { int pin; @@ -113,7 +116,7 @@ void __init qnap_ts209_pci_preinit(void) pin = QNAP_TS209_PCI_SLOT0_IRQ_PIN; if (gpio_request(pin, "PCI Int1") == 0) { if (gpio_direction_input(pin) == 0) { - set_irq_type(gpio_to_irq(pin), IRQT_LOW); + irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); } else { printk(KERN_ERR "qnap_ts209_pci_preinit failed to " "set_irq_type pin %d\n", pin); @@ -127,7 +130,7 @@ void __init qnap_ts209_pci_preinit(void) pin = QNAP_TS209_PCI_SLOT1_IRQ_PIN; if (gpio_request(pin, "PCI Int2") == 0) { if (gpio_direction_input(pin) == 0) { - set_irq_type(gpio_to_irq(pin), IRQT_LOW); + irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); } else { printk(KERN_ERR "qnap_ts209_pci_preinit failed " "to set_irq_type pin %d\n", pin); @@ -139,7 +142,8 @@ void __init qnap_ts209_pci_preinit(void) } } -static int __init qnap_ts209_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +static int __init qnap_ts209_pci_map_irq(const struct pci_dev *dev, u8 slot, + u8 pin) { int irq; @@ -164,17 +168,16 @@ static int __init qnap_ts209_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) } static struct hw_pci qnap_ts209_pci __initdata = { - .nr_controllers = 2, - .preinit = qnap_ts209_pci_preinit, - .swizzle = pci_std_swizzle, - .setup = orion5x_pci_sys_setup, - .scan = orion5x_pci_sys_scan_bus, - .map_irq = qnap_ts209_pci_map_irq, + .nr_controllers = 2, + .preinit = qnap_ts209_pci_preinit, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = qnap_ts209_pci_map_irq, }; static int __init qnap_ts209_pci_init(void) { - if (machine_is_ts_x09()) + if (machine_is_ts209()) pci_common_init(&qnap_ts209_pci); return 0; @@ -183,96 +186,6 @@ static int __init qnap_ts209_pci_init(void) subsys_initcall(qnap_ts209_pci_init); /***************************************************************************** - * Ethernet - ****************************************************************************/ - -static struct mv643xx_eth_platform_data qnap_ts209_eth_data = { - .phy_addr = 8, - .force_phy_addr = 1, -}; - -static int __init parse_hex_nibble(char n) -{ - if (n >= '0' && n <= '9') - return n - '0'; - - if (n >= 'A' && n <= 'F') - return n - 'A' + 10; - - if (n >= 'a' && n <= 'f') - return n - 'a' + 10; - - return -1; -} - -static int __init parse_hex_byte(const char *b) -{ - int hi; - int lo; - - hi = parse_hex_nibble(b[0]); - lo = parse_hex_nibble(b[1]); - - if (hi < 0 || lo < 0) - return -1; - - return (hi << 4) | lo; -} - -static int __init check_mac_addr(const char *addr_str) -{ - u_int8_t addr[6]; - int i; - - for (i = 0; i < 6; i++) { - int byte; - - /* - * Enforce "xx:xx:xx:xx:xx:xx\n" format. - */ - if (addr_str[(i * 3) + 2] != ((i < 5) ? ':' : '\n')) - return -1; - - byte = parse_hex_byte(addr_str + (i * 3)); - if (byte < 0) - return -1; - addr[i] = byte; - } - - printk(KERN_INFO "ts209: found ethernet mac address "); - for (i = 0; i < 6; i++) - printk("%.2x%s", addr[i], (i < 5) ? ":" : ".\n"); - - memcpy(qnap_ts209_eth_data.mac_addr, addr, 6); - - return 0; -} - -/* - * The 'NAS Config' flash partition has an ext2 filesystem which - * contains a file that has the ethernet MAC address in plain text - * (format "xx:xx:xx:xx:xx:xx\n".) - */ -static void __init ts209_find_mac_addr(void) -{ - unsigned long addr; - - for (addr = 0x00700000; addr < 0x00760000; addr += 1024) { - char *nor_page; - int ret = 0; - - nor_page = ioremap(QNAP_TS209_NOR_BOOT_BASE + addr, 1024); - if (nor_page != NULL) { - ret = check_mac_addr(nor_page); - iounmap(nor_page); - } - - if (ret == 0) - break; - } -} - -/***************************************************************************** * RTC S35390A on I2C bus ****************************************************************************/ @@ -280,7 +193,7 @@ static void __init ts209_find_mac_addr(void) static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = { I2C_BOARD_INFO("s35390a", 0x30), - .irq = 0, + .irq = 0, }; /**************************************************************************** @@ -293,74 +206,67 @@ static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = { static struct gpio_keys_button qnap_ts209_buttons[] = { { - .code = KEY_RESTART, + .code = KEY_COPY, .gpio = QNAP_TS209_GPIO_KEY_MEDIA, .desc = "USB Copy Button", .active_low = 1, - }, - { - .code = KEY_POWER, + }, { + .code = KEY_RESTART, .gpio = QNAP_TS209_GPIO_KEY_RESET, .desc = "Reset Button", .active_low = 1, - } + }, }; static struct gpio_keys_platform_data qnap_ts209_button_data = { .buttons = qnap_ts209_buttons, - .nbuttons = ARRAY_SIZE(qnap_ts209_buttons), + .nbuttons = ARRAY_SIZE(qnap_ts209_buttons), }; static struct platform_device qnap_ts209_button_device = { .name = "gpio-keys", .id = -1, .num_resources = 0, - .dev = { .platform_data = &qnap_ts209_button_data, }, + .dev = { + .platform_data = &qnap_ts209_button_data, + }, }; /***************************************************************************** * SATA ****************************************************************************/ static struct mv_sata_platform_data qnap_ts209_sata_data = { - .n_ports = 2, + .n_ports = 2, }; /***************************************************************************** * General Setup ****************************************************************************/ - -static struct platform_device *qnap_ts209_devices[] __initdata = { - &qnap_ts209_nor_flash, - &qnap_ts209_button_device, +static unsigned int ts209_mpp_modes[] __initdata = { + MPP0_UNUSED, + MPP1_GPIO, /* USB copy button */ + MPP2_GPIO, /* Load defaults button */ + MPP3_GPIO, /* GPIO RTC */ + MPP4_UNUSED, + MPP5_UNUSED, + MPP6_GPIO, /* PCI Int A */ + MPP7_GPIO, /* PCI Int B */ + MPP8_UNUSED, + MPP9_UNUSED, + MPP10_UNUSED, + MPP11_UNUSED, + MPP12_SATA_LED, /* SATA 0 presence */ + MPP13_SATA_LED, /* SATA 1 presence */ + MPP14_SATA_LED, /* SATA 0 active */ + MPP15_SATA_LED, /* SATA 1 active */ + MPP16_UART, /* UART1 RXD */ + MPP17_UART, /* UART1 TXD */ + MPP18_GPIO, /* SW_RST */ + MPP19_UNUSED, + 0, }; -/* - * QNAP TS-[12]09 specific power off method via UART1-attached PIC - */ - -#define UART1_REG(x) (UART1_VIRT_BASE + ((UART_##x) << 2)) - -static void qnap_ts209_power_off(void) -{ - /* 19200 baud divisor */ - const unsigned divisor = ((ORION5X_TCLK + (8 * 19200)) / (16 * 19200)); - - pr_info("%s: triggering power-off...\n", __func__); - - /* hijack uart1 and reset into sane state (19200,8n1) */ - orion5x_write(UART1_REG(LCR), 0x83); - orion5x_write(UART1_REG(DLL), divisor & 0xff); - orion5x_write(UART1_REG(DLM), (divisor >> 8) & 0xff); - orion5x_write(UART1_REG(LCR), 0x03); - orion5x_write(UART1_REG(IER), 0x00); - orion5x_write(UART1_REG(FCR), 0x00); - orion5x_write(UART1_REG(MCR), 0x00); - - /* send the power-off command 'A' to PIC */ - orion5x_write(UART1_REG(TX), 'A'); -} - static void __init qnap_ts209_init(void) { /* @@ -368,51 +274,37 @@ static void __init qnap_ts209_init(void) */ orion5x_init(); - /* - * Setup flash mapping - */ - orion5x_setup_dev_boot_win(QNAP_TS209_NOR_BOOT_BASE, - QNAP_TS209_NOR_BOOT_SIZE); - - /* - * Open a special address decode windows for the PCIe WA. - */ - orion5x_setup_pcie_wa_win(ORION5X_PCIE_WA_PHYS_BASE, - ORION5X_PCIE_WA_SIZE); + orion5x_mpp_conf(ts209_mpp_modes); /* - * Setup Multiplexing Pins -- - * MPP[0] Reserved - * MPP[1] USB copy button (0 active) - * MPP[2] Load defaults button (0 active) - * MPP[3] GPIO RTC - * MPP[4-5] Reserved - * MPP[6] PCI Int A - * MPP[7] PCI Int B - * MPP[8-11] Reserved - * MPP[12] SATA 0 presence - * MPP[13] SATA 1 presence - * MPP[14] SATA 0 active - * MPP[15] SATA 1 active - * MPP[16] UART1 RXD - * MPP[17] UART1 TXD - * MPP[18] SW_RST (0 active) - * MPP[19] Reserved * MPP[20] PCI clock 0 * MPP[21] PCI clock 1 * MPP[22] USB 0 over current * MPP[23-25] Reserved */ - orion5x_write(MPP_0_7_CTRL, 0x3); - orion5x_write(MPP_8_15_CTRL, 0x55550000); - orion5x_write(MPP_16_19_CTRL, 0x5500); - orion5x_gpio_set_valid_pins(0x3cc0fff); - /* register ts209 specific power-off method */ - pm_power_off = qnap_ts209_power_off; + /* + * Configure peripherals. + */ + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + QNAP_TS209_NOR_BOOT_BASE, + QNAP_TS209_NOR_BOOT_SIZE); + platform_device_register(&qnap_ts209_nor_flash); + + orion5x_ehci0_init(); + orion5x_ehci1_init(); + qnap_tsx09_find_mac_addr(QNAP_TS209_NOR_BOOT_BASE + + qnap_ts209_partitions[5].offset, + qnap_ts209_partitions[5].size); + orion5x_eth_init(&qnap_tsx09_eth_data); + orion5x_i2c_init(); + orion5x_sata_init(&qnap_ts209_sata_data); + orion5x_uart0_init(); + orion5x_uart1_init(); + orion5x_xor_init(); - platform_add_devices(qnap_ts209_devices, - ARRAY_SIZE(qnap_ts209_devices)); + platform_device_register(&qnap_ts209_button_device); /* Get RTC IRQ and register the chip */ if (gpio_request(TS209_RTC_GPIO, "rtc") == 0) { @@ -425,20 +317,18 @@ static void __init qnap_ts209_init(void) pr_warning("qnap_ts209_init: failed to get RTC IRQ\n"); i2c_register_board_info(0, &qnap_ts209_i2c_rtc, 1); - ts209_find_mac_addr(); - orion5x_eth_init(&qnap_ts209_eth_data); - - orion5x_sata_init(&qnap_ts209_sata_data); + /* register tsx09 specific power-off method */ + pm_power_off = qnap_tsx09_power_off; } MACHINE_START(TS209, "QNAP TS-109/TS-209") - /* Maintainer: Byron Bradley <byron.bbradley@gmail.com> */ - .phys_io = ORION5X_REGS_PHYS_BASE, - .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, - .boot_params = 0x00000100, + /* Maintainer: Byron Bradley <byron.bbradley@gmail.com> */ + .atag_offset = 0x100, .init_machine = qnap_ts209_init, .map_io = orion5x_map_io, + .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, - .timer = &orion5x_timer, + .init_time = orion5x_timer_init, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/ts409-setup.c b/arch/arm/mach-orion5x/ts409-setup.c new file mode 100644 index 00000000000..5c079d31201 --- /dev/null +++ b/arch/arm/mach-orion5x/ts409-setup.c @@ -0,0 +1,323 @@ +/* + * QNAP TS-409 Board Setup + * + * Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> + * + * Copyright (C) 2008 Sylver Bruneau <sylver.bruneau@gmail.com> + * Copyright (C) 2008 Martin Michlmayr <tbm@cyrius.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/irq.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/leds.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> +#include <linux/i2c.h> +#include <linux/serial_reg.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" +#include "tsx09-common.h" + +/***************************************************************************** + * QNAP TS-409 Info + ****************************************************************************/ + +/* + * QNAP TS-409 hardware : + * - Marvell 88F5281-D0 + * - Marvell 88SX7042 SATA controller (PCIe) + * - Marvell 88E1118 Gigabit Ethernet PHY + * - RTC S35390A (@0x30) on I2C bus + * - 8MB NOR flash + * - 256MB of DDR-2 RAM + */ + +/* + * 8MB NOR flash Device bus boot chip select + */ + +#define QNAP_TS409_NOR_BOOT_BASE 0xff800000 +#define QNAP_TS409_NOR_BOOT_SIZE SZ_8M + +/**************************************************************************** + * 8MiB NOR flash. The struct mtd_partition is not in the same order as the + * partitions on the device because we want to keep compatibility with + * existing QNAP firmware. + * + * Layout as used by QNAP: + * [2] 0x00000000-0x00200000 : "Kernel" + * [3] 0x00200000-0x00600000 : "RootFS1" + * [4] 0x00600000-0x00700000 : "RootFS2" + * [6] 0x00700000-0x00760000 : "NAS Config" (read-only) + * [5] 0x00760000-0x00780000 : "U-Boot Config" + * [1] 0x00780000-0x00800000 : "U-Boot" (read-only) + ***************************************************************************/ +static struct mtd_partition qnap_ts409_partitions[] = { + { + .name = "U-Boot", + .size = 0x00080000, + .offset = 0x00780000, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "Kernel", + .size = 0x00200000, + .offset = 0, + }, { + .name = "RootFS1", + .size = 0x00400000, + .offset = 0x00200000, + }, { + .name = "RootFS2", + .size = 0x00100000, + .offset = 0x00600000, + }, { + .name = "U-Boot Config", + .size = 0x00020000, + .offset = 0x00760000, + }, { + .name = "NAS Config", + .size = 0x00060000, + .offset = 0x00700000, + .mask_flags = MTD_WRITEABLE, + }, +}; + +static struct physmap_flash_data qnap_ts409_nor_flash_data = { + .width = 1, + .parts = qnap_ts409_partitions, + .nr_parts = ARRAY_SIZE(qnap_ts409_partitions) +}; + +static struct resource qnap_ts409_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = QNAP_TS409_NOR_BOOT_BASE, + .end = QNAP_TS409_NOR_BOOT_BASE + QNAP_TS409_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device qnap_ts409_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { .platform_data = &qnap_ts409_nor_flash_data, }, + .num_resources = 1, + .resource = &qnap_ts409_nor_flash_resource, +}; + +/***************************************************************************** + * PCI + ****************************************************************************/ + +static int __init qnap_ts409_pci_map_irq(const struct pci_dev *dev, u8 slot, + u8 pin) +{ + int irq; + + /* + * Check for devices with hard-wired IRQs. + */ + irq = orion5x_pci_map_irq(dev, slot, pin); + if (irq != -1) + return irq; + + /* + * PCI isn't used on the TS-409 + */ + return -1; +} + +static struct hw_pci qnap_ts409_pci __initdata = { + .nr_controllers = 2, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = qnap_ts409_pci_map_irq, +}; + +static int __init qnap_ts409_pci_init(void) +{ + if (machine_is_ts409()) + pci_common_init(&qnap_ts409_pci); + + return 0; +} + +subsys_initcall(qnap_ts409_pci_init); + +/***************************************************************************** + * RTC S35390A on I2C bus + ****************************************************************************/ + +#define TS409_RTC_GPIO 10 + +static struct i2c_board_info __initdata qnap_ts409_i2c_rtc = { + I2C_BOARD_INFO("s35390a", 0x30), +}; + +/***************************************************************************** + * LEDs attached to GPIO + ****************************************************************************/ + +static struct gpio_led ts409_led_pins[] = { + { + .name = "ts409:red:sata1", + .gpio = 4, + .active_low = 1, + }, { + .name = "ts409:red:sata2", + .gpio = 5, + .active_low = 1, + }, { + .name = "ts409:red:sata3", + .gpio = 6, + .active_low = 1, + }, { + .name = "ts409:red:sata4", + .gpio = 7, + .active_low = 1, + }, +}; + +static struct gpio_led_platform_data ts409_led_data = { + .leds = ts409_led_pins, + .num_leds = ARRAY_SIZE(ts409_led_pins), +}; + +static struct platform_device ts409_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &ts409_led_data, + }, +}; + +/**************************************************************************** + * GPIO Attached Keys + * Power button is attached to the PIC microcontroller + ****************************************************************************/ + +#define QNAP_TS409_GPIO_KEY_RESET 14 +#define QNAP_TS409_GPIO_KEY_MEDIA 15 + +static struct gpio_keys_button qnap_ts409_buttons[] = { + { + .code = KEY_RESTART, + .gpio = QNAP_TS409_GPIO_KEY_RESET, + .desc = "Reset Button", + .active_low = 1, + }, { + .code = KEY_COPY, + .gpio = QNAP_TS409_GPIO_KEY_MEDIA, + .desc = "USB Copy Button", + .active_low = 1, + }, +}; + +static struct gpio_keys_platform_data qnap_ts409_button_data = { + .buttons = qnap_ts409_buttons, + .nbuttons = ARRAY_SIZE(qnap_ts409_buttons), +}; + +static struct platform_device qnap_ts409_button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &qnap_ts409_button_data, + }, +}; + +/***************************************************************************** + * General Setup + ****************************************************************************/ +static unsigned int ts409_mpp_modes[] __initdata = { + MPP0_UNUSED, + MPP1_UNUSED, + MPP2_UNUSED, + MPP3_UNUSED, + MPP4_GPIO, /* HDD 1 status */ + MPP5_GPIO, /* HDD 2 status */ + MPP6_GPIO, /* HDD 3 status */ + MPP7_GPIO, /* HDD 4 status */ + MPP8_UNUSED, + MPP9_UNUSED, + MPP10_GPIO, /* RTC int */ + MPP11_UNUSED, + MPP12_UNUSED, + MPP13_UNUSED, + MPP14_GPIO, /* SW_RST */ + MPP15_GPIO, /* USB copy button */ + MPP16_UART, /* UART1 RXD */ + MPP17_UART, /* UART1 TXD */ + MPP18_UNUSED, + MPP19_UNUSED, + 0, +}; + +static void __init qnap_ts409_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(ts409_mpp_modes); + + /* + * Configure peripherals. + */ + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + QNAP_TS409_NOR_BOOT_BASE, + QNAP_TS409_NOR_BOOT_SIZE); + platform_device_register(&qnap_ts409_nor_flash); + + orion5x_ehci0_init(); + qnap_tsx09_find_mac_addr(QNAP_TS409_NOR_BOOT_BASE + + qnap_ts409_partitions[5].offset, + qnap_ts409_partitions[5].size); + orion5x_eth_init(&qnap_tsx09_eth_data); + orion5x_i2c_init(); + orion5x_uart0_init(); + orion5x_uart1_init(); + + platform_device_register(&qnap_ts409_button_device); + + /* Get RTC IRQ and register the chip */ + if (gpio_request(TS409_RTC_GPIO, "rtc") == 0) { + if (gpio_direction_input(TS409_RTC_GPIO) == 0) + qnap_ts409_i2c_rtc.irq = gpio_to_irq(TS409_RTC_GPIO); + else + gpio_free(TS409_RTC_GPIO); + } + if (qnap_ts409_i2c_rtc.irq == 0) + pr_warning("qnap_ts409_init: failed to get RTC IRQ\n"); + i2c_register_board_info(0, &qnap_ts409_i2c_rtc, 1); + platform_device_register(&ts409_leds); + + /* register tsx09 specific power-off method */ + pm_power_off = qnap_tsx09_power_off; +} + +MACHINE_START(TS409, "QNAP TS-409") + /* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> */ + .atag_offset = 0x100, + .init_machine = qnap_ts409_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END diff --git a/arch/arm/mach-orion5x/ts78xx-fpga.h b/arch/arm/mach-orion5x/ts78xx-fpga.h new file mode 100644 index 00000000000..97c393d39ae --- /dev/null +++ b/arch/arm/mach-orion5x/ts78xx-fpga.h @@ -0,0 +1,41 @@ +#define TS7800_FPGA_MAGIC 0x00b480 +#define FPGAID(_magic, _rev) ((_magic << 8) + _rev) + +/* + * get yer id's from http://ts78xx.digriz.org.uk/ + * do *not* make up your own or 'borrow' any! + */ +enum fpga_ids { + /* Technologic Systems */ + TS7800_REV_1 = FPGAID(TS7800_FPGA_MAGIC, 0x01), + TS7800_REV_2 = FPGAID(TS7800_FPGA_MAGIC, 0x02), + TS7800_REV_3 = FPGAID(TS7800_FPGA_MAGIC, 0x03), + TS7800_REV_4 = FPGAID(TS7800_FPGA_MAGIC, 0x04), + TS7800_REV_5 = FPGAID(TS7800_FPGA_MAGIC, 0x05), + TS7800_REV_6 = FPGAID(TS7800_FPGA_MAGIC, 0x06), + TS7800_REV_7 = FPGAID(TS7800_FPGA_MAGIC, 0x07), + TS7800_REV_8 = FPGAID(TS7800_FPGA_MAGIC, 0x08), + TS7800_REV_9 = FPGAID(TS7800_FPGA_MAGIC, 0x09), + + /* Unaffordable & Expensive */ + UAE_DUMMY = FPGAID(0xffffff, 0x01), +}; + +struct fpga_device { + unsigned present:1; + unsigned init:1; +}; + +struct fpga_devices { + /* Technologic Systems */ + struct fpga_device ts_rtc; + struct fpga_device ts_nand; + struct fpga_device ts_rng; +}; + +struct ts78xx_fpga_data { + unsigned int id; + int state; + + struct fpga_devices supports; +}; diff --git a/arch/arm/mach-orion5x/ts78xx-setup.c b/arch/arm/mach-orion5x/ts78xx-setup.c new file mode 100644 index 00000000000..db16dae441e --- /dev/null +++ b/arch/arm/mach-orion5x/ts78xx-setup.c @@ -0,0 +1,624 @@ +/* + * arch/arm/mach-orion5x/ts78xx-setup.c + * + * Maintainer: Alexander Clouter <alex@digriz.org.uk> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/sysfs.h> +#include <linux/platform_device.h> +#include <linux/mv643xx_eth.h> +#include <linux/ata_platform.h> +#include <linux/m48t86.h> +#include <linux/mtd/nand.h> +#include <linux/mtd/partitions.h> +#include <linux/timeriomem-rng.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" +#include "ts78xx-fpga.h" + +/***************************************************************************** + * TS-78xx Info + ****************************************************************************/ + +/* + * FPGA - lives where the PCI bus would be at ORION5X_PCI_MEM_PHYS_BASE + */ +#define TS78XX_FPGA_REGS_PHYS_BASE 0xe8000000 +#define TS78XX_FPGA_REGS_VIRT_BASE IOMEM(0xff900000) +#define TS78XX_FPGA_REGS_SIZE SZ_1M + +static struct ts78xx_fpga_data ts78xx_fpga = { + .id = 0, + .state = 1, +/* .supports = ... - populated by ts78xx_fpga_supports() */ +}; + +/***************************************************************************** + * I/O Address Mapping + ****************************************************************************/ +static struct map_desc ts78xx_io_desc[] __initdata = { + { + .virtual = (unsigned long)TS78XX_FPGA_REGS_VIRT_BASE, + .pfn = __phys_to_pfn(TS78XX_FPGA_REGS_PHYS_BASE), + .length = TS78XX_FPGA_REGS_SIZE, + .type = MT_DEVICE, + }, +}; + +static void __init ts78xx_map_io(void) +{ + orion5x_map_io(); + iotable_init(ts78xx_io_desc, ARRAY_SIZE(ts78xx_io_desc)); +} + +/***************************************************************************** + * Ethernet + ****************************************************************************/ +static struct mv643xx_eth_platform_data ts78xx_eth_data = { + .phy_addr = MV643XX_ETH_PHY_ADDR(0), +}; + +/***************************************************************************** + * SATA + ****************************************************************************/ +static struct mv_sata_platform_data ts78xx_sata_data = { + .n_ports = 2, +}; + +/***************************************************************************** + * RTC M48T86 - nicked^Wborrowed from arch/arm/mach-ep93xx/ts72xx.c + ****************************************************************************/ +#define TS_RTC_CTRL (TS78XX_FPGA_REGS_VIRT_BASE + 0x808) +#define TS_RTC_DATA (TS78XX_FPGA_REGS_VIRT_BASE + 0x80c) + +static unsigned char ts78xx_ts_rtc_readbyte(unsigned long addr) +{ + writeb(addr, TS_RTC_CTRL); + return readb(TS_RTC_DATA); +} + +static void ts78xx_ts_rtc_writebyte(unsigned char value, unsigned long addr) +{ + writeb(addr, TS_RTC_CTRL); + writeb(value, TS_RTC_DATA); +} + +static struct m48t86_ops ts78xx_ts_rtc_ops = { + .readbyte = ts78xx_ts_rtc_readbyte, + .writebyte = ts78xx_ts_rtc_writebyte, +}; + +static struct platform_device ts78xx_ts_rtc_device = { + .name = "rtc-m48t86", + .id = -1, + .dev = { + .platform_data = &ts78xx_ts_rtc_ops, + }, + .num_resources = 0, +}; + +/* + * TS uses some of the user storage space on the RTC chip so see if it is + * present; as it's an optional feature at purchase time and not all boards + * will have it present + * + * I've used the method TS use in their rtc7800.c example for the detection + * + * TODO: track down a guinea pig without an RTC to see if we can work out a + * better RTC detection routine + */ +static int ts78xx_ts_rtc_load(void) +{ + int rc; + unsigned char tmp_rtc0, tmp_rtc1; + + tmp_rtc0 = ts78xx_ts_rtc_readbyte(126); + tmp_rtc1 = ts78xx_ts_rtc_readbyte(127); + + ts78xx_ts_rtc_writebyte(0x00, 126); + ts78xx_ts_rtc_writebyte(0x55, 127); + if (ts78xx_ts_rtc_readbyte(127) == 0x55) { + ts78xx_ts_rtc_writebyte(0xaa, 127); + if (ts78xx_ts_rtc_readbyte(127) == 0xaa + && ts78xx_ts_rtc_readbyte(126) == 0x00) { + ts78xx_ts_rtc_writebyte(tmp_rtc0, 126); + ts78xx_ts_rtc_writebyte(tmp_rtc1, 127); + + if (ts78xx_fpga.supports.ts_rtc.init == 0) { + rc = platform_device_register(&ts78xx_ts_rtc_device); + if (!rc) + ts78xx_fpga.supports.ts_rtc.init = 1; + } else + rc = platform_device_add(&ts78xx_ts_rtc_device); + + if (rc) + pr_info("RTC could not be registered: %d\n", + rc); + return rc; + } + } + + pr_info("RTC not found\n"); + return -ENODEV; +}; + +static void ts78xx_ts_rtc_unload(void) +{ + platform_device_del(&ts78xx_ts_rtc_device); +} + +/***************************************************************************** + * NAND Flash + ****************************************************************************/ +#define TS_NAND_CTRL (TS78XX_FPGA_REGS_VIRT_BASE + 0x800) /* VIRT */ +#define TS_NAND_DATA (TS78XX_FPGA_REGS_PHYS_BASE + 0x804) /* PHYS */ + +/* + * hardware specific access to control-lines + * + * ctrl: + * NAND_NCE: bit 0 -> bit 2 + * NAND_CLE: bit 1 -> bit 1 + * NAND_ALE: bit 2 -> bit 0 + */ +static void ts78xx_ts_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, + unsigned int ctrl) +{ + struct nand_chip *this = mtd->priv; + + if (ctrl & NAND_CTRL_CHANGE) { + unsigned char bits; + + bits = (ctrl & NAND_NCE) << 2; + bits |= ctrl & NAND_CLE; + bits |= (ctrl & NAND_ALE) >> 2; + + writeb((readb(TS_NAND_CTRL) & ~0x7) | bits, TS_NAND_CTRL); + } + + if (cmd != NAND_CMD_NONE) + writeb(cmd, this->IO_ADDR_W); +} + +static int ts78xx_ts_nand_dev_ready(struct mtd_info *mtd) +{ + return readb(TS_NAND_CTRL) & 0x20; +} + +static void ts78xx_ts_nand_write_buf(struct mtd_info *mtd, + const uint8_t *buf, int len) +{ + struct nand_chip *chip = mtd->priv; + void __iomem *io_base = chip->IO_ADDR_W; + unsigned long off = ((unsigned long)buf & 3); + int sz; + + if (off) { + sz = min_t(int, 4 - off, len); + writesb(io_base, buf, sz); + buf += sz; + len -= sz; + } + + sz = len >> 2; + if (sz) { + u32 *buf32 = (u32 *)buf; + writesl(io_base, buf32, sz); + buf += sz << 2; + len -= sz << 2; + } + + if (len) + writesb(io_base, buf, len); +} + +static void ts78xx_ts_nand_read_buf(struct mtd_info *mtd, + uint8_t *buf, int len) +{ + struct nand_chip *chip = mtd->priv; + void __iomem *io_base = chip->IO_ADDR_R; + unsigned long off = ((unsigned long)buf & 3); + int sz; + + if (off) { + sz = min_t(int, 4 - off, len); + readsb(io_base, buf, sz); + buf += sz; + len -= sz; + } + + sz = len >> 2; + if (sz) { + u32 *buf32 = (u32 *)buf; + readsl(io_base, buf32, sz); + buf += sz << 2; + len -= sz << 2; + } + + if (len) + readsb(io_base, buf, len); +} + +static struct mtd_partition ts78xx_ts_nand_parts[] = { + { + .name = "mbr", + .offset = 0, + .size = SZ_128K, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = SZ_4M, + }, { + .name = "initrd", + .offset = MTDPART_OFS_APPEND, + .size = SZ_4M, + }, { + .name = "rootfs", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + } +}; + +static struct platform_nand_data ts78xx_ts_nand_data = { + .chip = { + .nr_chips = 1, + .partitions = ts78xx_ts_nand_parts, + .nr_partitions = ARRAY_SIZE(ts78xx_ts_nand_parts), + .chip_delay = 15, + .bbt_options = NAND_BBT_USE_FLASH, + }, + .ctrl = { + /* + * The HW ECC offloading functions, used to give about a 9% + * performance increase for 'dd if=/dev/mtdblockX' and 5% for + * nanddump. This all however was changed by git commit + * e6cf5df1838c28bb060ac45b5585e48e71bbc740 so now there is + * no performance advantage to be had so we no longer bother + */ + .cmd_ctrl = ts78xx_ts_nand_cmd_ctrl, + .dev_ready = ts78xx_ts_nand_dev_ready, + .write_buf = ts78xx_ts_nand_write_buf, + .read_buf = ts78xx_ts_nand_read_buf, + }, +}; + +static struct resource ts78xx_ts_nand_resources + = DEFINE_RES_MEM(TS_NAND_DATA, 4); + +static struct platform_device ts78xx_ts_nand_device = { + .name = "gen_nand", + .id = -1, + .dev = { + .platform_data = &ts78xx_ts_nand_data, + }, + .resource = &ts78xx_ts_nand_resources, + .num_resources = 1, +}; + +static int ts78xx_ts_nand_load(void) +{ + int rc; + + if (ts78xx_fpga.supports.ts_nand.init == 0) { + rc = platform_device_register(&ts78xx_ts_nand_device); + if (!rc) + ts78xx_fpga.supports.ts_nand.init = 1; + } else + rc = platform_device_add(&ts78xx_ts_nand_device); + + if (rc) + pr_info("NAND could not be registered: %d\n", rc); + return rc; +}; + +static void ts78xx_ts_nand_unload(void) +{ + platform_device_del(&ts78xx_ts_nand_device); +} + +/***************************************************************************** + * HW RNG + ****************************************************************************/ +#define TS_RNG_DATA (TS78XX_FPGA_REGS_PHYS_BASE | 0x044) + +static struct resource ts78xx_ts_rng_resource + = DEFINE_RES_MEM(TS_RNG_DATA, 4); + +static struct timeriomem_rng_data ts78xx_ts_rng_data = { + .period = 1000000, /* one second */ +}; + +static struct platform_device ts78xx_ts_rng_device = { + .name = "timeriomem_rng", + .id = -1, + .dev = { + .platform_data = &ts78xx_ts_rng_data, + }, + .resource = &ts78xx_ts_rng_resource, + .num_resources = 1, +}; + +static int ts78xx_ts_rng_load(void) +{ + int rc; + + if (ts78xx_fpga.supports.ts_rng.init == 0) { + rc = platform_device_register(&ts78xx_ts_rng_device); + if (!rc) + ts78xx_fpga.supports.ts_rng.init = 1; + } else + rc = platform_device_add(&ts78xx_ts_rng_device); + + if (rc) + pr_info("RNG could not be registered: %d\n", rc); + return rc; +}; + +static void ts78xx_ts_rng_unload(void) +{ + platform_device_del(&ts78xx_ts_rng_device); +} + +/***************************************************************************** + * FPGA 'hotplug' support code + ****************************************************************************/ +static void ts78xx_fpga_devices_zero_init(void) +{ + ts78xx_fpga.supports.ts_rtc.init = 0; + ts78xx_fpga.supports.ts_nand.init = 0; + ts78xx_fpga.supports.ts_rng.init = 0; +} + +static void ts78xx_fpga_supports(void) +{ + /* TODO: put this 'table' into ts78xx-fpga.h */ + switch (ts78xx_fpga.id) { + case TS7800_REV_1: + case TS7800_REV_2: + case TS7800_REV_3: + case TS7800_REV_4: + case TS7800_REV_5: + case TS7800_REV_6: + case TS7800_REV_7: + case TS7800_REV_8: + case TS7800_REV_9: + ts78xx_fpga.supports.ts_rtc.present = 1; + ts78xx_fpga.supports.ts_nand.present = 1; + ts78xx_fpga.supports.ts_rng.present = 1; + break; + default: + /* enable devices if magic matches */ + switch ((ts78xx_fpga.id >> 8) & 0xffffff) { + case TS7800_FPGA_MAGIC: + pr_warning("unrecognised FPGA revision 0x%.2x\n", + ts78xx_fpga.id & 0xff); + ts78xx_fpga.supports.ts_rtc.present = 1; + ts78xx_fpga.supports.ts_nand.present = 1; + ts78xx_fpga.supports.ts_rng.present = 1; + break; + default: + ts78xx_fpga.supports.ts_rtc.present = 0; + ts78xx_fpga.supports.ts_nand.present = 0; + ts78xx_fpga.supports.ts_rng.present = 0; + } + } +} + +static int ts78xx_fpga_load_devices(void) +{ + int tmp, ret = 0; + + if (ts78xx_fpga.supports.ts_rtc.present == 1) { + tmp = ts78xx_ts_rtc_load(); + if (tmp) + ts78xx_fpga.supports.ts_rtc.present = 0; + ret |= tmp; + } + if (ts78xx_fpga.supports.ts_nand.present == 1) { + tmp = ts78xx_ts_nand_load(); + if (tmp) + ts78xx_fpga.supports.ts_nand.present = 0; + ret |= tmp; + } + if (ts78xx_fpga.supports.ts_rng.present == 1) { + tmp = ts78xx_ts_rng_load(); + if (tmp) + ts78xx_fpga.supports.ts_rng.present = 0; + ret |= tmp; + } + + return ret; +} + +static int ts78xx_fpga_unload_devices(void) +{ + int ret = 0; + + if (ts78xx_fpga.supports.ts_rtc.present == 1) + ts78xx_ts_rtc_unload(); + if (ts78xx_fpga.supports.ts_nand.present == 1) + ts78xx_ts_nand_unload(); + if (ts78xx_fpga.supports.ts_rng.present == 1) + ts78xx_ts_rng_unload(); + + return ret; +} + +static int ts78xx_fpga_load(void) +{ + ts78xx_fpga.id = readl(TS78XX_FPGA_REGS_VIRT_BASE); + + pr_info("FPGA magic=0x%.6x, rev=0x%.2x\n", + (ts78xx_fpga.id >> 8) & 0xffffff, + ts78xx_fpga.id & 0xff); + + ts78xx_fpga_supports(); + + if (ts78xx_fpga_load_devices()) { + ts78xx_fpga.state = -1; + return -EBUSY; + } + + return 0; +}; + +static int ts78xx_fpga_unload(void) +{ + unsigned int fpga_id; + + fpga_id = readl(TS78XX_FPGA_REGS_VIRT_BASE); + + /* + * There does not seem to be a feasible way to block access to the GPIO + * pins from userspace (/dev/mem). This if clause should hopefully warn + * those foolish enough not to follow 'policy' :) + * + * UrJTAG SVN since r1381 can be used to reprogram the FPGA + */ + if (ts78xx_fpga.id != fpga_id) { + pr_err("FPGA magic/rev mismatch\n" + "TS-78xx FPGA: was 0x%.6x/%.2x but now 0x%.6x/%.2x\n", + (ts78xx_fpga.id >> 8) & 0xffffff, ts78xx_fpga.id & 0xff, + (fpga_id >> 8) & 0xffffff, fpga_id & 0xff); + ts78xx_fpga.state = -1; + return -EBUSY; + } + + if (ts78xx_fpga_unload_devices()) { + ts78xx_fpga.state = -1; + return -EBUSY; + } + + return 0; +}; + +static ssize_t ts78xx_fpga_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buf) +{ + if (ts78xx_fpga.state < 0) + return sprintf(buf, "borked\n"); + + return sprintf(buf, "%s\n", (ts78xx_fpga.state) ? "online" : "offline"); +} + +static ssize_t ts78xx_fpga_store(struct kobject *kobj, + struct kobj_attribute *attr, const char *buf, size_t n) +{ + int value, ret; + + if (ts78xx_fpga.state < 0) { + pr_err("FPGA borked, you must powercycle ASAP\n"); + return -EBUSY; + } + + if (strncmp(buf, "online", sizeof("online") - 1) == 0) + value = 1; + else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0) + value = 0; + else + return -EINVAL; + + if (ts78xx_fpga.state == value) + return n; + + ret = (ts78xx_fpga.state == 0) + ? ts78xx_fpga_load() + : ts78xx_fpga_unload(); + + if (!(ret < 0)) + ts78xx_fpga.state = value; + + return n; +} + +static struct kobj_attribute ts78xx_fpga_attr = + __ATTR(ts78xx_fpga, 0644, ts78xx_fpga_show, ts78xx_fpga_store); + +/***************************************************************************** + * General Setup + ****************************************************************************/ +static unsigned int ts78xx_mpp_modes[] __initdata = { + MPP0_UNUSED, + MPP1_GPIO, /* JTAG Clock */ + MPP2_GPIO, /* JTAG Data In */ + MPP3_GPIO, /* Lat ECP2 256 FPGA - PB2B */ + MPP4_GPIO, /* JTAG Data Out */ + MPP5_GPIO, /* JTAG TMS */ + MPP6_GPIO, /* Lat ECP2 256 FPGA - PB31A_CLK4+ */ + MPP7_GPIO, /* Lat ECP2 256 FPGA - PB22B */ + MPP8_UNUSED, + MPP9_UNUSED, + MPP10_UNUSED, + MPP11_UNUSED, + MPP12_UNUSED, + MPP13_UNUSED, + MPP14_UNUSED, + MPP15_UNUSED, + MPP16_UART, + MPP17_UART, + MPP18_UART, + MPP19_UART, + /* + * MPP[20] PCI Clock Out 1 + * MPP[21] PCI Clock Out 0 + * MPP[22] Unused + * MPP[23] Unused + * MPP[24] Unused + * MPP[25] Unused + */ + 0, +}; + +static void __init ts78xx_init(void) +{ + int ret; + + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(ts78xx_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_ehci1_init(); + orion5x_eth_init(&ts78xx_eth_data); + orion5x_sata_init(&ts78xx_sata_data); + orion5x_uart0_init(); + orion5x_uart1_init(); + orion5x_xor_init(); + + /* FPGA init */ + ts78xx_fpga_devices_zero_init(); + ret = ts78xx_fpga_load(); + ret = sysfs_create_file(firmware_kobj, &ts78xx_fpga_attr.attr); + if (ret) + pr_err("sysfs_create_file failed: %d\n", ret); +} + +MACHINE_START(TS78XX, "Technologic Systems TS-78xx SBC") + /* Maintainer: Alexander Clouter <alex@digriz.org.uk> */ + .atag_offset = 0x100, + .init_machine = ts78xx_init, + .map_io = ts78xx_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .restart = orion5x_restart, +MACHINE_END diff --git a/arch/arm/mach-orion5x/tsx09-common.c b/arch/arm/mach-orion5x/tsx09-common.c new file mode 100644 index 00000000000..7189827d641 --- /dev/null +++ b/arch/arm/mach-orion5x/tsx09-common.c @@ -0,0 +1,135 @@ +/* + * QNAP TS-x09 Boards common functions + * + * Maintainers: Lennert Buytenhek <buytenh@marvell.com> + * Byron Bradley <byron.bbradley@gmail.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/mv643xx_eth.h> +#include <linux/timex.h> +#include <linux/serial_reg.h> +#include <mach/orion5x.h> +#include "tsx09-common.h" +#include "common.h" + +/***************************************************************************** + * QNAP TS-x09 specific power off method via UART1-attached PIC + ****************************************************************************/ + +#define UART1_REG(x) (UART1_VIRT_BASE + ((UART_##x) << 2)) + +void qnap_tsx09_power_off(void) +{ + /* 19200 baud divisor */ + const unsigned divisor = ((orion5x_tclk + (8 * 19200)) / (16 * 19200)); + + pr_info("%s: triggering power-off...\n", __func__); + + /* hijack uart1 and reset into sane state (19200,8n1) */ + writel(0x83, UART1_REG(LCR)); + writel(divisor & 0xff, UART1_REG(DLL)); + writel((divisor >> 8) & 0xff, UART1_REG(DLM)); + writel(0x03, UART1_REG(LCR)); + writel(0x00, UART1_REG(IER)); + writel(0x00, UART1_REG(FCR)); + writel(0x00, UART1_REG(MCR)); + + /* send the power-off command 'A' to PIC */ + writel('A', UART1_REG(TX)); +} + +/***************************************************************************** + * Ethernet + ****************************************************************************/ + +struct mv643xx_eth_platform_data qnap_tsx09_eth_data = { + .phy_addr = MV643XX_ETH_PHY_ADDR(8), +}; + +static int __init qnap_tsx09_parse_hex_nibble(char n) +{ + if (n >= '0' && n <= '9') + return n - '0'; + + if (n >= 'A' && n <= 'F') + return n - 'A' + 10; + + if (n >= 'a' && n <= 'f') + return n - 'a' + 10; + + return -1; +} + +static int __init qnap_tsx09_parse_hex_byte(const char *b) +{ + int hi; + int lo; + + hi = qnap_tsx09_parse_hex_nibble(b[0]); + lo = qnap_tsx09_parse_hex_nibble(b[1]); + + if (hi < 0 || lo < 0) + return -1; + + return (hi << 4) | lo; +} + +static int __init qnap_tsx09_check_mac_addr(const char *addr_str) +{ + u_int8_t addr[6]; + int i; + + for (i = 0; i < 6; i++) { + int byte; + + /* + * Enforce "xx:xx:xx:xx:xx:xx\n" format. + */ + if (addr_str[(i * 3) + 2] != ((i < 5) ? ':' : '\n')) + return -1; + + byte = qnap_tsx09_parse_hex_byte(addr_str + (i * 3)); + if (byte < 0) + return -1; + addr[i] = byte; + } + + printk(KERN_INFO "tsx09: found ethernet mac address "); + for (i = 0; i < 6; i++) + printk("%.2x%s", addr[i], (i < 5) ? ":" : ".\n"); + + memcpy(qnap_tsx09_eth_data.mac_addr, addr, 6); + + return 0; +} + +/* + * The 'NAS Config' flash partition has an ext2 filesystem which + * contains a file that has the ethernet MAC address in plain text + * (format "xx:xx:xx:xx:xx:xx\n"). + */ +void __init qnap_tsx09_find_mac_addr(u32 mem_base, u32 size) +{ + unsigned long addr; + + for (addr = mem_base; addr < (mem_base + size); addr += 1024) { + char *nor_page; + int ret = 0; + + nor_page = ioremap(addr, 1024); + if (nor_page != NULL) { + ret = qnap_tsx09_check_mac_addr(nor_page); + iounmap(nor_page); + } + + if (ret == 0) + break; + } +} diff --git a/arch/arm/mach-orion5x/tsx09-common.h b/arch/arm/mach-orion5x/tsx09-common.h new file mode 100644 index 00000000000..0984264616f --- /dev/null +++ b/arch/arm/mach-orion5x/tsx09-common.h @@ -0,0 +1,20 @@ +#ifndef __ARCH_ORION5X_TSX09_COMMON_H +#define __ARCH_ORION5X_TSX09_COMMON_H + +/* + * QNAP TS-x09 Boards power-off function + */ +extern void qnap_tsx09_power_off(void); + +/* + * QNAP TS-x09 Boards function to find Ethernet MAC address in flash memory + */ +extern void __init qnap_tsx09_find_mac_addr(u32 mem_base, u32 size); + +/* + * QNAP TS-x09 Boards ethernet declaration + */ +extern struct mv643xx_eth_platform_data qnap_tsx09_eth_data; + + +#endif diff --git a/arch/arm/mach-orion5x/wnr854t-setup.c b/arch/arm/mach-orion5x/wnr854t-setup.c new file mode 100644 index 00000000000..80a56ee245b --- /dev/null +++ b/arch/arm/mach-orion5x/wnr854t-setup.c @@ -0,0 +1,184 @@ +/* + * arch/arm/mach-orion5x/wnr854t-setup.c + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/irq.h> +#include <linux/delay.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/ethtool.h> +#include <net/dsa.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" + +static unsigned int wnr854t_mpp_modes[] __initdata = { + MPP0_GPIO, /* Power LED green (0=on) */ + MPP1_GPIO, /* Reset Button (0=off) */ + MPP2_GPIO, /* Power LED blink (0=off) */ + MPP3_GPIO, /* WAN Status LED amber (0=off) */ + MPP4_GPIO, /* PCI int */ + MPP5_GPIO, /* ??? */ + MPP6_GPIO, /* ??? */ + MPP7_GPIO, /* ??? */ + MPP8_UNUSED, /* ??? */ + MPP9_GIGE, /* GE_RXERR */ + MPP10_UNUSED, /* ??? */ + MPP11_UNUSED, /* ??? */ + MPP12_GIGE, /* GE_TXD[4] */ + MPP13_GIGE, /* GE_TXD[5] */ + MPP14_GIGE, /* GE_TXD[6] */ + MPP15_GIGE, /* GE_TXD[7] */ + MPP16_GIGE, /* GE_RXD[4] */ + MPP17_GIGE, /* GE_RXD[5] */ + MPP18_GIGE, /* GE_RXD[6] */ + MPP19_GIGE, /* GE_RXD[7] */ + 0, +}; + +/* + * 8M NOR flash Device bus boot chip select + */ +#define WNR854T_NOR_BOOT_BASE 0xf4000000 +#define WNR854T_NOR_BOOT_SIZE SZ_8M + +static struct mtd_partition wnr854t_nor_flash_partitions[] = { + { + .name = "kernel", + .offset = 0x00000000, + .size = 0x00100000, + }, { + .name = "rootfs", + .offset = 0x00100000, + .size = 0x00660000, + }, { + .name = "uboot", + .offset = 0x00760000, + .size = 0x00040000, + }, +}; + +static struct physmap_flash_data wnr854t_nor_flash_data = { + .width = 2, + .parts = wnr854t_nor_flash_partitions, + .nr_parts = ARRAY_SIZE(wnr854t_nor_flash_partitions), +}; + +static struct resource wnr854t_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = WNR854T_NOR_BOOT_BASE, + .end = WNR854T_NOR_BOOT_BASE + WNR854T_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device wnr854t_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &wnr854t_nor_flash_data, + }, + .num_resources = 1, + .resource = &wnr854t_nor_flash_resource, +}; + +static struct mv643xx_eth_platform_data wnr854t_eth_data = { + .phy_addr = MV643XX_ETH_PHY_NONE, + .speed = SPEED_1000, + .duplex = DUPLEX_FULL, +}; + +static struct dsa_chip_data wnr854t_switch_chip_data = { + .port_names[0] = "lan3", + .port_names[1] = "lan4", + .port_names[2] = "wan", + .port_names[3] = "cpu", + .port_names[5] = "lan1", + .port_names[7] = "lan2", +}; + +static struct dsa_platform_data wnr854t_switch_plat_data = { + .nr_chips = 1, + .chip = &wnr854t_switch_chip_data, +}; + +static void __init wnr854t_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(wnr854t_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_eth_init(&wnr854t_eth_data); + orion5x_eth_switch_init(&wnr854t_switch_plat_data, NO_IRQ); + orion5x_uart0_init(); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + WNR854T_NOR_BOOT_BASE, + WNR854T_NOR_BOOT_SIZE); + platform_device_register(&wnr854t_nor_flash); +} + +static int __init wnr854t_pci_map_irq(const struct pci_dev *dev, u8 slot, + u8 pin) +{ + int irq; + + /* + * Check for devices with hard-wired IRQs. + */ + irq = orion5x_pci_map_irq(dev, slot, pin); + if (irq != -1) + return irq; + + /* + * Mini-PCI slot. + */ + if (slot == 7) + return gpio_to_irq(4); + + return -1; +} + +static struct hw_pci wnr854t_pci __initdata = { + .nr_controllers = 2, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = wnr854t_pci_map_irq, +}; + +static int __init wnr854t_pci_init(void) +{ + if (machine_is_wnr854t()) + pci_common_init(&wnr854t_pci); + + return 0; +} +subsys_initcall(wnr854t_pci_init); + +MACHINE_START(WNR854T, "Netgear WNR854T") + /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */ + .atag_offset = 0x100, + .init_machine = wnr854t_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END diff --git a/arch/arm/mach-orion5x/wrt350n-v2-setup.c b/arch/arm/mach-orion5x/wrt350n-v2-setup.c new file mode 100644 index 00000000000..670e30dc0d1 --- /dev/null +++ b/arch/arm/mach-orion5x/wrt350n-v2-setup.c @@ -0,0 +1,272 @@ +/* + * arch/arm/mach-orion5x/wrt350n-v2-setup.c + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/irq.h> +#include <linux/delay.h> +#include <linux/mtd/physmap.h> +#include <linux/mv643xx_eth.h> +#include <linux/ethtool.h> +#include <linux/leds.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> +#include <net/dsa.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" + +/* + * LEDs attached to GPIO + */ +static struct gpio_led wrt350n_v2_led_pins[] = { + { + .name = "wrt350nv2:green:power", + .gpio = 0, + .active_low = 1, + }, { + .name = "wrt350nv2:green:security", + .gpio = 1, + .active_low = 1, + }, { + .name = "wrt350nv2:orange:power", + .gpio = 5, + .active_low = 1, + }, { + .name = "wrt350nv2:green:usb", + .gpio = 6, + .active_low = 1, + }, { + .name = "wrt350nv2:green:wireless", + .gpio = 7, + .active_low = 1, + }, +}; + +static struct gpio_led_platform_data wrt350n_v2_led_data = { + .leds = wrt350n_v2_led_pins, + .num_leds = ARRAY_SIZE(wrt350n_v2_led_pins), +}; + +static struct platform_device wrt350n_v2_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &wrt350n_v2_led_data, + }, +}; + +/* + * Buttons attached to GPIO + */ +static struct gpio_keys_button wrt350n_v2_buttons[] = { + { + .code = KEY_RESTART, + .gpio = 3, + .desc = "Reset Button", + .active_low = 1, + }, { + .code = KEY_WPS_BUTTON, + .gpio = 2, + .desc = "WPS Button", + .active_low = 1, + }, +}; + +static struct gpio_keys_platform_data wrt350n_v2_button_data = { + .buttons = wrt350n_v2_buttons, + .nbuttons = ARRAY_SIZE(wrt350n_v2_buttons), +}; + +static struct platform_device wrt350n_v2_button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &wrt350n_v2_button_data, + }, +}; + +/* + * General setup + */ +static unsigned int wrt350n_v2_mpp_modes[] __initdata = { + MPP0_GPIO, /* Power LED green (0=on) */ + MPP1_GPIO, /* Security LED (0=on) */ + MPP2_GPIO, /* Internal Button (0=on) */ + MPP3_GPIO, /* Reset Button (0=on) */ + MPP4_GPIO, /* PCI int */ + MPP5_GPIO, /* Power LED orange (0=on) */ + MPP6_GPIO, /* USB LED (0=on) */ + MPP7_GPIO, /* Wireless LED (0=on) */ + MPP8_UNUSED, /* ??? */ + MPP9_GIGE, /* GE_RXERR */ + MPP10_UNUSED, /* ??? */ + MPP11_UNUSED, /* ??? */ + MPP12_GIGE, /* GE_TXD[4] */ + MPP13_GIGE, /* GE_TXD[5] */ + MPP14_GIGE, /* GE_TXD[6] */ + MPP15_GIGE, /* GE_TXD[7] */ + MPP16_GIGE, /* GE_RXD[4] */ + MPP17_GIGE, /* GE_RXD[5] */ + MPP18_GIGE, /* GE_RXD[6] */ + MPP19_GIGE, /* GE_RXD[7] */ + 0, +}; + +/* + * 8M NOR flash Device bus boot chip select + */ +#define WRT350N_V2_NOR_BOOT_BASE 0xf4000000 +#define WRT350N_V2_NOR_BOOT_SIZE SZ_8M + +static struct mtd_partition wrt350n_v2_nor_flash_partitions[] = { + { + .name = "kernel", + .offset = 0x00000000, + .size = 0x00760000, + }, { + .name = "rootfs", + .offset = 0x001a0000, + .size = 0x005c0000, + }, { + .name = "lang", + .offset = 0x00760000, + .size = 0x00040000, + }, { + .name = "nvram", + .offset = 0x007a0000, + .size = 0x00020000, + }, { + .name = "u-boot", + .offset = 0x007c0000, + .size = 0x00040000, + }, +}; + +static struct physmap_flash_data wrt350n_v2_nor_flash_data = { + .width = 1, + .parts = wrt350n_v2_nor_flash_partitions, + .nr_parts = ARRAY_SIZE(wrt350n_v2_nor_flash_partitions), +}; + +static struct resource wrt350n_v2_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = WRT350N_V2_NOR_BOOT_BASE, + .end = WRT350N_V2_NOR_BOOT_BASE + WRT350N_V2_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device wrt350n_v2_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &wrt350n_v2_nor_flash_data, + }, + .num_resources = 1, + .resource = &wrt350n_v2_nor_flash_resource, +}; + +static struct mv643xx_eth_platform_data wrt350n_v2_eth_data = { + .phy_addr = MV643XX_ETH_PHY_NONE, + .speed = SPEED_1000, + .duplex = DUPLEX_FULL, +}; + +static struct dsa_chip_data wrt350n_v2_switch_chip_data = { + .port_names[0] = "lan2", + .port_names[1] = "lan1", + .port_names[2] = "wan", + .port_names[3] = "cpu", + .port_names[5] = "lan3", + .port_names[7] = "lan4", +}; + +static struct dsa_platform_data wrt350n_v2_switch_plat_data = { + .nr_chips = 1, + .chip = &wrt350n_v2_switch_chip_data, +}; + +static void __init wrt350n_v2_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(wrt350n_v2_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_eth_init(&wrt350n_v2_eth_data); + orion5x_eth_switch_init(&wrt350n_v2_switch_plat_data, NO_IRQ); + orion5x_uart0_init(); + + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + WRT350N_V2_NOR_BOOT_BASE, + WRT350N_V2_NOR_BOOT_SIZE); + platform_device_register(&wrt350n_v2_nor_flash); + platform_device_register(&wrt350n_v2_leds); + platform_device_register(&wrt350n_v2_button_device); +} + +static int __init wrt350n_v2_pci_map_irq(const struct pci_dev *dev, u8 slot, + u8 pin) +{ + int irq; + + /* + * Check for devices with hard-wired IRQs. + */ + irq = orion5x_pci_map_irq(dev, slot, pin); + if (irq != -1) + return irq; + + /* + * Mini-PCI slot. + */ + if (slot == 7) + return gpio_to_irq(4); + + return -1; +} + +static struct hw_pci wrt350n_v2_pci __initdata = { + .nr_controllers = 2, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = wrt350n_v2_pci_map_irq, +}; + +static int __init wrt350n_v2_pci_init(void) +{ + if (machine_is_wrt350n_v2()) + pci_common_init(&wrt350n_v2_pci); + + return 0; +} +subsys_initcall(wrt350n_v2_pci_init); + +MACHINE_START(WRT350N_V2, "Linksys WRT350N v2") + /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */ + .atag_offset = 0x100, + .init_machine = wrt350n_v2_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END |