diff options
Diffstat (limited to 'arch')
56 files changed, 0 insertions, 15456 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index f416422ddb0..f7673b4e56b 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -345,18 +345,6 @@ config ARCH_BCM2835 This enables support for the Broadcom BCM2835 SoC. This SoC is use in the Raspberry Pi, and Roku 2 devices. -config ARCH_BCMRING - bool "Broadcom BCMRING" - depends on MMU - select CPU_V6 - select ARM_AMBA - select ARM_TIMER_SP804 - select CLKDEV_LOOKUP - select GENERIC_CLOCKEVENTS - select ARCH_WANT_OPTIONAL_GPIOLIB - help - Support for Broadcom's BCMRing platform. - config ARCH_CLPS711X bool "Cirrus Logic CLPS711x/EP721x/EP731x-based" select CPU_ARM720T @@ -1020,8 +1008,6 @@ source "arch/arm/mach-mvebu/Kconfig" source "arch/arm/mach-at91/Kconfig" -source "arch/arm/mach-bcmring/Kconfig" - source "arch/arm/mach-clps711x/Kconfig" source "arch/arm/mach-cns3xxx/Kconfig" diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 1c974cf9db1..770da51242c 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -137,7 +137,6 @@ textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000 # by CONFIG_* macro name. machine-$(CONFIG_ARCH_AT91) += at91 machine-$(CONFIG_ARCH_BCM2835) += bcm2835 -machine-$(CONFIG_ARCH_BCMRING) += bcmring machine-$(CONFIG_ARCH_CLPS711X) += clps711x machine-$(CONFIG_ARCH_CNS3XXX) += cns3xxx machine-$(CONFIG_ARCH_DAVINCI) += davinci diff --git a/arch/arm/configs/bcmring_defconfig b/arch/arm/configs/bcmring_defconfig deleted file mode 100644 index 9e6a8fe1316..00000000000 --- a/arch/arm/configs/bcmring_defconfig +++ /dev/null @@ -1,79 +0,0 @@ -CONFIG_EXPERIMENTAL=y -# CONFIG_LOCALVERSION_AUTO is not set -# CONFIG_SWAP is not set -CONFIG_SYSVIPC=y -CONFIG_EXPERT=y -CONFIG_KALLSYMS_EXTRA_PASS=y -# CONFIG_HOTPLUG is not set -# CONFIG_ELF_CORE is not set -# CONFIG_EPOLL is not set -# CONFIG_SIGNALFD is not set -# CONFIG_TIMERFD is not set -# CONFIG_EVENTFD is not set -# CONFIG_AIO is not set -CONFIG_PERF_EVENTS=y -# CONFIG_VM_EVENT_COUNTERS is not set -# CONFIG_SLUB_DEBUG is not set -# CONFIG_COMPAT_BRK is not set -CONFIG_MODULES=y -CONFIG_MODULE_UNLOAD=y -# CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set -CONFIG_ARCH_BCMRING=y -CONFIG_BCM_ZRELADDR=0x8000 -CONFIG_CPU_32v6K=y -CONFIG_NO_HZ=y -CONFIG_PREEMPT=y -CONFIG_AEABI=y -# CONFIG_OABI_COMPAT is not set -CONFIG_UACCESS_WITH_MEMCPY=y -CONFIG_ZBOOT_ROM_TEXT=0x0e000000 -CONFIG_ZBOOT_ROM_BSS=0x0ea00000 -CONFIG_ZBOOT_ROM=y -CONFIG_NET=y -# CONFIG_WIRELESS is not set -CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y -CONFIG_MTD_BLOCK=y -CONFIG_MTD_CFI=y -CONFIG_MTD_CFI_ADV_OPTIONS=y -CONFIG_MTD_CFI_GEOMETRY=y -# CONFIG_MTD_CFI_I2 is not set -CONFIG_MTD_NAND=y -CONFIG_MTD_NAND_VERIFY_WRITE=y -CONFIG_MTD_NAND_BCM_UMI=y -CONFIG_MTD_NAND_BCM_UMI_HWCS=y -# CONFIG_MISC_DEVICES is not set -# CONFIG_INPUT_MOUSEDEV is not set -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set -# CONFIG_SERIO is not set -# CONFIG_CONSOLE_TRANSLATIONS is not set -# CONFIG_DEVKMEM is not set -CONFIG_SERIAL_AMBA_PL011=y -CONFIG_SERIAL_AMBA_PL011_CONSOLE=y -CONFIG_LEGACY_PTY_COUNT=64 -# CONFIG_HW_RANDOM is not set -# CONFIG_HWMON is not set -# CONFIG_VGA_CONSOLE is not set -# CONFIG_HID_SUPPORT is not set -# CONFIG_USB_SUPPORT is not set -# CONFIG_FILE_LOCKING is not set -# CONFIG_DNOTIFY is not set -# CONFIG_INOTIFY_USER is not set -# CONFIG_PROC_PAGE_MONITOR is not set -CONFIG_TMPFS=y -CONFIG_JFFS2_FS=y -CONFIG_JFFS2_SUMMARY=y -CONFIG_JFFS2_FS_XATTR=y -# CONFIG_JFFS2_FS_SECURITY is not set -# CONFIG_NETWORK_FILESYSTEMS is not set -# CONFIG_ENABLE_WARN_DEPRECATED is not set -CONFIG_MAGIC_SYSRQ=y -CONFIG_HEADERS_CHECK=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_ARM_UNWIND is not set diff --git a/arch/arm/mach-bcmring/Kconfig b/arch/arm/mach-bcmring/Kconfig deleted file mode 100644 index 9170d16dca5..00000000000 --- a/arch/arm/mach-bcmring/Kconfig +++ /dev/null @@ -1,19 +0,0 @@ -choice - prompt "Processor selection in BCMRING family of devices" - depends on ARCH_BCMRING - default ARCH_BCM11107 - -config ARCH_FPGA11107 - bool "FPGA11107" - -config ARCH_BCM11107 - bool "BCM11107" -endchoice - -menu "BCMRING Options" - depends on ARCH_BCMRING - -config BCM_ZRELADDR - hex "Compressed ZREL ADDR" - -endmenu diff --git a/arch/arm/mach-bcmring/Makefile b/arch/arm/mach-bcmring/Makefile deleted file mode 100644 index f8d9fcedf91..00000000000 --- a/arch/arm/mach-bcmring/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# Makefile for the linux kernel. -# - -# Object file lists. - -obj-y := arch.o mm.o irq.o clock.o core.o timer.o dma.o -obj-y += csp/ diff --git a/arch/arm/mach-bcmring/Makefile.boot b/arch/arm/mach-bcmring/Makefile.boot deleted file mode 100644 index aef2467757f..00000000000 --- a/arch/arm/mach-bcmring/Makefile.boot +++ /dev/null @@ -1,6 +0,0 @@ -# Address where decompressor will be written and eventually executed. -# -# default to SDRAM -zreladdr-y += $(CONFIG_BCM_ZRELADDR) -params_phys-y := 0x00000800 - diff --git a/arch/arm/mach-bcmring/arch.c b/arch/arm/mach-bcmring/arch.c deleted file mode 100644 index c18a5048b6c..00000000000 --- a/arch/arm/mach-bcmring/arch.c +++ /dev/null @@ -1,198 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#include <linux/kernel.h> -#include <linux/platform_device.h> -#include <linux/types.h> -#include <linux/sched.h> -#include <linux/interrupt.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/spinlock.h> -#include <linux/module.h> - -#include <linux/proc_fs.h> -#include <linux/sysctl.h> - -#include <asm/irq.h> -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/mach/time.h> - -#include <asm/mach/arch.h> -#include <mach/dma.h> -#include <mach/hardware.h> -#include <mach/csp/mm_io.h> -#include <mach/csp/chipcHw_def.h> -#include <mach/csp/chipcHw_inline.h> - -#include <mach/cfg_global.h> - -#include "core.h" - -HW_DECLARE_SPINLOCK(arch) -HW_DECLARE_SPINLOCK(gpio) -#if defined(CONFIG_DEBUG_SPINLOCK) - EXPORT_SYMBOL(bcmring_gpio_reg_lock); -#endif - -/* sysctl */ -static int bcmring_arch_warm_reboot; /* do a warm reboot on hard reset */ - -static void bcmring_restart(char mode, const char *cmd) -{ - printk("arch_reset:%c %x\n", mode, bcmring_arch_warm_reboot); - - if (mode == 'h') { - /* Reboot configured in proc entry */ - if (bcmring_arch_warm_reboot) { - printk("warm reset\n"); - /* Issue Warm reset (do not reset ethernet switch, keep alive) */ - chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_WARM); - } else { - /* Force reset of everything */ - printk("force reset\n"); - chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT); - } - } else { - /* Force reset of everything */ - printk("force reset\n"); - chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT); - } -} - -static struct ctl_table_header *bcmring_sysctl_header; - -static struct ctl_table bcmring_sysctl_warm_reboot[] = { - { - .procname = "warm", - .data = &bcmring_arch_warm_reboot, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = proc_dointvec}, - {} -}; - -static struct ctl_table bcmring_sysctl_reboot[] = { - { - .procname = "reboot", - .mode = 0555, - .child = bcmring_sysctl_warm_reboot}, - {} -}; - -static struct resource nand_resource[] = { - [0] = { - .start = MM_ADDR_IO_NAND, - .end = MM_ADDR_IO_NAND + 0x1000 - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device nand_device = { - .name = "bcm-nand", - .id = -1, - .resource = nand_resource, - .num_resources = ARRAY_SIZE(nand_resource), -}; - -static struct resource pmu_resource = { - .start = IRQ_PMUIRQ, - .end = IRQ_PMUIRQ, - .flags = IORESOURCE_IRQ, -}; - -static struct platform_device pmu_device = { - .name = "arm-pmu", - .id = -1, - .resource = &pmu_resource, - .num_resources = 1, -}; - - -static struct platform_device *devices[] __initdata = { - &nand_device, - &pmu_device, -}; - -/**************************************************************************** -* -* Called from the customize_machine function in arch/arm/kernel/setup.c -* -* The customize_machine function is tagged as an arch_initcall -* (see include/linux/init.h for the order that the various init sections -* are called in. -* -*****************************************************************************/ -static void __init bcmring_init_machine(void) -{ - - bcmring_sysctl_header = register_sysctl_table(bcmring_sysctl_reboot); - - /* Enable spread spectrum */ - chipcHw_enableSpreadSpectrum(); - - platform_add_devices(devices, ARRAY_SIZE(devices)); - - bcmring_amba_init(); - - dma_init(); -} - -/**************************************************************************** -* -* Called from setup_arch (in arch/arm/kernel/setup.c) to fixup any tags -* passed in by the boot loader. -* -*****************************************************************************/ - -static void __init bcmring_fixup(struct tag *t, char **cmdline, - struct meminfo *mi) { -#ifdef CONFIG_BLK_DEV_INITRD - printk(KERN_NOTICE "bcmring_fixup\n"); - t->hdr.tag = ATAG_CORE; - t->hdr.size = tag_size(tag_core); - t->u.core.flags = 0; - t->u.core.pagesize = PAGE_SIZE; - t->u.core.rootdev = 31 << 8 | 0; - t = tag_next(t); - - t->hdr.tag = ATAG_MEM; - t->hdr.size = tag_size(tag_mem32); - t->u.mem.start = CFG_GLOBAL_RAM_BASE; - t->u.mem.size = CFG_GLOBAL_RAM_SIZE; - - t = tag_next(t); - - t->hdr.tag = ATAG_NONE; - t->hdr.size = 0; -#endif -} - -/**************************************************************************** -* -* Machine Description -* -*****************************************************************************/ - -MACHINE_START(BCMRING, "BCMRING") - /* Maintainer: Broadcom Corporation */ - .fixup = bcmring_fixup, - .map_io = bcmring_map_io, - .init_early = bcmring_init_early, - .init_irq = bcmring_init_irq, - .timer = &bcmring_timer, - .init_machine = bcmring_init_machine, - .restart = bcmring_restart, -MACHINE_END diff --git a/arch/arm/mach-bcmring/clock.c b/arch/arm/mach-bcmring/clock.c deleted file mode 100644 index ad237a42d26..00000000000 --- a/arch/arm/mach-bcmring/clock.c +++ /dev/null @@ -1,223 +0,0 @@ -/***************************************************************************** -* Copyright 2001 - 2009 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/device.h> -#include <linux/list.h> -#include <linux/errno.h> -#include <linux/err.h> -#include <linux/string.h> -#include <linux/clk.h> -#include <linux/spinlock.h> -#include <linux/clkdev.h> -#include <mach/csp/hw_cfg.h> -#include <mach/csp/chipcHw_def.h> -#include <mach/csp/chipcHw_reg.h> -#include <mach/csp/chipcHw_inline.h> - -#include "clock.h" - -#define clk_is_primary(x) ((x)->type & CLK_TYPE_PRIMARY) -#define clk_is_pll1(x) ((x)->type & CLK_TYPE_PLL1) -#define clk_is_pll2(x) ((x)->type & CLK_TYPE_PLL2) -#define clk_is_programmable(x) ((x)->type & CLK_TYPE_PROGRAMMABLE) -#define clk_is_bypassable(x) ((x)->type & CLK_TYPE_BYPASSABLE) - -#define clk_is_using_xtal(x) ((x)->mode & CLK_MODE_XTAL) - -static DEFINE_SPINLOCK(clk_lock); - -static void __clk_enable(struct clk *clk) -{ - if (!clk) - return; - - /* enable parent clock first */ - if (clk->parent) - __clk_enable(clk->parent); - - if (clk->use_cnt++ == 0) { - if (clk_is_pll1(clk)) { /* PLL1 */ - chipcHw_pll1Enable(clk->rate_hz, 0); - } else if (clk_is_pll2(clk)) { /* PLL2 */ - chipcHw_pll2Enable(clk->rate_hz); - } else if (clk_is_using_xtal(clk)) { /* source is crystal */ - if (!clk_is_primary(clk)) - chipcHw_bypassClockEnable(clk->csp_id); - } else { /* source is PLL */ - chipcHw_setClockEnable(clk->csp_id); - } - } -} - -int clk_enable(struct clk *clk) -{ - unsigned long flags; - - if (!clk) - return -EINVAL; - - spin_lock_irqsave(&clk_lock, flags); - __clk_enable(clk); - spin_unlock_irqrestore(&clk_lock, flags); - - return 0; -} -EXPORT_SYMBOL(clk_enable); - -static void __clk_disable(struct clk *clk) -{ - if (!clk) - return; - - BUG_ON(clk->use_cnt == 0); - - if (--clk->use_cnt == 0) { - if (clk_is_pll1(clk)) { /* PLL1 */ - chipcHw_pll1Disable(); - } else if (clk_is_pll2(clk)) { /* PLL2 */ - chipcHw_pll2Disable(); - } else if (clk_is_using_xtal(clk)) { /* source is crystal */ - if (!clk_is_primary(clk)) - chipcHw_bypassClockDisable(clk->csp_id); - } else { /* source is PLL */ - chipcHw_setClockDisable(clk->csp_id); - } - } - - if (clk->parent) - __clk_disable(clk->parent); -} - -void clk_disable(struct clk *clk) -{ - unsigned long flags; - - if (!clk) - return; - - spin_lock_irqsave(&clk_lock, flags); - __clk_disable(clk); - spin_unlock_irqrestore(&clk_lock, flags); -} -EXPORT_SYMBOL(clk_disable); - -unsigned long clk_get_rate(struct clk *clk) -{ - if (!clk) - return 0; - - return clk->rate_hz; -} -EXPORT_SYMBOL(clk_get_rate); - -long clk_round_rate(struct clk *clk, unsigned long rate) -{ - unsigned long flags; - unsigned long actual; - unsigned long rate_hz; - - if (!clk) - return -EINVAL; - - if (!clk_is_programmable(clk)) - return -EINVAL; - - if (clk->use_cnt) - return -EBUSY; - - spin_lock_irqsave(&clk_lock, flags); - actual = clk->parent->rate_hz; - rate_hz = min(actual, rate); - spin_unlock_irqrestore(&clk_lock, flags); - - return rate_hz; -} -EXPORT_SYMBOL(clk_round_rate); - -int clk_set_rate(struct clk *clk, unsigned long rate) -{ - unsigned long flags; - unsigned long actual; - unsigned long rate_hz; - - if (!clk) - return -EINVAL; - - if (!clk_is_programmable(clk)) - return -EINVAL; - - if (clk->use_cnt) - return -EBUSY; - - spin_lock_irqsave(&clk_lock, flags); - actual = clk->parent->rate_hz; - rate_hz = min(actual, rate); - rate_hz = chipcHw_setClockFrequency(clk->csp_id, rate_hz); - clk->rate_hz = rate_hz; - spin_unlock_irqrestore(&clk_lock, flags); - - return 0; -} -EXPORT_SYMBOL(clk_set_rate); - -struct clk *clk_get_parent(struct clk *clk) -{ - if (!clk) - return NULL; - - return clk->parent; -} -EXPORT_SYMBOL(clk_get_parent); - -int clk_set_parent(struct clk *clk, struct clk *parent) -{ - unsigned long flags; - struct clk *old_parent; - - if (!clk || !parent) - return -EINVAL; - - if (!clk_is_primary(parent) || !clk_is_bypassable(clk)) - return -EINVAL; - - /* if more than one user, parent is not allowed */ - if (clk->use_cnt > 1) - return -EBUSY; - - if (clk->parent == parent) - return 0; - - spin_lock_irqsave(&clk_lock, flags); - old_parent = clk->parent; - clk->parent = parent; - if (clk_is_using_xtal(parent)) - clk->mode |= CLK_MODE_XTAL; - else - clk->mode &= (~CLK_MODE_XTAL); - - /* if clock is active */ - if (clk->use_cnt != 0) { - clk->use_cnt--; - /* enable clock with the new parent */ - __clk_enable(clk); - /* disable the old parent */ - __clk_disable(old_parent); - } - spin_unlock_irqrestore(&clk_lock, flags); - - return 0; -} -EXPORT_SYMBOL(clk_set_parent); diff --git a/arch/arm/mach-bcmring/clock.h b/arch/arm/mach-bcmring/clock.h deleted file mode 100644 index 5e0b9813897..00000000000 --- a/arch/arm/mach-bcmring/clock.h +++ /dev/null @@ -1,33 +0,0 @@ -/***************************************************************************** -* Copyright 2001 - 2009 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ -#include <mach/csp/chipcHw_def.h> - -#define CLK_TYPE_PRIMARY 1 /* primary clock must NOT have a parent */ -#define CLK_TYPE_PLL1 2 /* PPL1 */ -#define CLK_TYPE_PLL2 4 /* PPL2 */ -#define CLK_TYPE_PROGRAMMABLE 8 /* programmable clock rate */ -#define CLK_TYPE_BYPASSABLE 16 /* parent can be changed */ - -#define CLK_MODE_XTAL 1 /* clock source is from crystal */ - -struct clk { - const char *name; /* clock name */ - unsigned int type; /* clock type */ - unsigned int mode; /* current mode */ - volatile int use_bypass; /* indicate if it's in bypass mode */ - chipcHw_CLOCK_e csp_id; /* clock ID for CSP CHIPC */ - unsigned long rate_hz; /* clock rate in Hz */ - unsigned int use_cnt; /* usage count */ - struct clk *parent; /* parent clock */ -}; diff --git a/arch/arm/mach-bcmring/core.c b/arch/arm/mach-bcmring/core.c deleted file mode 100644 index 4b50228a677..00000000000 --- a/arch/arm/mach-bcmring/core.c +++ /dev/null @@ -1,227 +0,0 @@ -/* - * derived from linux/arch/arm/mach-versatile/core.c - * linux/arch/arm/mach-bcmring/core.c - * - * Copyright (C) 1999 - 2003 ARM Limited - * Copyright (C) 2000 Deep Blue Solutions Ltd - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -/* Portions copyright Broadcom 2008 */ - -#include <linux/init.h> -#include <linux/device.h> -#include <linux/dma-mapping.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/amba/bus.h> -#include <linux/clkdev.h> - -#include <mach/csp/mm_addr.h> -#inc |