diff options
Diffstat (limited to 'arch/arm/mach-realview')
32 files changed, 3667 insertions, 1240 deletions
diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig index 39b3bb7f102..9db2029aa63 100644 --- a/arch/arm/mach-realview/Kconfig +++ b/arch/arm/mach-realview/Kconfig @@ -2,26 +2,115 @@ menu "RealView platform type" depends on ARCH_REALVIEW config MACH_REALVIEW_EB - bool "Support RealView/EB platform" + bool "Support RealView(R) Emulation Baseboard" select ARM_GIC help - Include support for the ARM(R) RealView Emulation Baseboard platform. + Include support for the ARM(R) RealView(R) Emulation Baseboard + platform. + +config REALVIEW_EB_A9MP + bool "Support Multicore Cortex-A9 Tile" + depends on MACH_REALVIEW_EB + select CPU_V7 + select HAVE_ARM_SCU if SMP + select HAVE_ARM_TWD if SMP + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 + help + Enable support for the Cortex-A9MPCore tile fitted to the + Realview(R) Emulation Baseboard platform. config REALVIEW_EB_ARM11MP - bool "Support ARM11MPCore tile" + bool "Support ARM11MPCore Tile" depends on MACH_REALVIEW_EB - select CACHE_L2X0 + select ARCH_HAS_BARRIERS if SMP + select CPU_V6K + select HAVE_ARM_SCU if SMP + select HAVE_ARM_TWD if SMP + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 help - Enable support for the ARM11MPCore tile on the Realview platform. + Enable support for the ARM11MPCore tile fitted to the Realview(R) + Emulation Baseboard platform. config REALVIEW_EB_ARM11MP_REVB - bool "Support ARM11MPCore RevB tile" + bool "Support ARM11MPCore RevB Tile" depends on REALVIEW_EB_ARM11MP + help + Enable support for the ARM11MPCore Revision B tile on the + Realview(R) Emulation Baseboard platform. Since there are device + address differences, a kernel built with this option enabled is + not compatible with other revisions of the ARM11MPCore tile. + +config MACH_REALVIEW_PB11MP + bool "Support RealView(R) Platform Baseboard for ARM11MPCore" + select ARCH_HAS_BARRIERS if SMP + select ARM_GIC + select CPU_V6K + select HAVE_ARM_SCU if SMP + select HAVE_ARM_TWD if SMP + select HAVE_PATA_PLATFORM + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 + help + Include support for the ARM(R) RealView(R) Platform Baseboard for + the ARM11MPCore. This platform has an on-board ARM11MPCore and has + support for PCI-E and Compact Flash. + +# ARMv6 CPU without K extensions, but does have the new exclusive ops +config MACH_REALVIEW_PB1176 + bool "Support RealView(R) Platform Baseboard for ARM1176JZF-S" + select ARM_GIC + select CPU_V6 + select HAVE_TCM + select MIGHT_HAVE_CACHE_L2X0 + help + Include support for the ARM(R) RealView(R) Platform Baseboard for + ARM1176JZF-S. + +config REALVIEW_PB1176_SECURE_FLASH + bool "Allow access to the secure flash memory block" + depends on MACH_REALVIEW_PB1176 default n help - Enable support for the ARM11MPCore RevB tile on the Realview - platform. Since there are device address differences, a - kernel built with this option enabled is not compatible with - other revisions of the ARM11MPCore tile. + Select this option if Linux will only run in secure mode on the + RealView PB1176 platform and access to the secure flash memory + block (64MB @ 0x3c000000) is required. + +config MACH_REALVIEW_PBA8 + bool "Support RealView(R) Platform Baseboard for Cortex(tm)-A8 platform" + select ARM_GIC + select CPU_V7 + select HAVE_PATA_PLATFORM + help + Include support for the ARM(R) RealView Platform Baseboard for + Cortex(tm)-A8. This platform has an on-board Cortex-A8 and has + support for PCI-E and Compact Flash. + +config MACH_REALVIEW_PBX + bool "Support RealView(R) Platform Baseboard Explore" + select ARCH_SPARSEMEM_ENABLE if CPU_V7 && !REALVIEW_HIGH_PHYS_OFFSET + select ARM_GIC + select HAVE_ARM_SCU if SMP + select HAVE_ARM_TWD if SMP + select HAVE_PATA_PLATFORM + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 + select ZONE_DMA if SPARSEMEM + help + Include support for the ARM(R) RealView(R) Platform Baseboard + Explore. + +config REALVIEW_HIGH_PHYS_OFFSET + bool "High physical base address for the RealView platform" + depends on MMU && !MACH_REALVIEW_PB1176 + default y + help + RealView boards other than PB1176 have the RAM available at + 0x70000000, 256MB of which being mirrored at 0x00000000. If + the board supports 512MB of RAM, this option allows the + memory to be accessed contiguously at the high physical + offset. On the PBX board, disabling this option allows 1GB of + RAM to be used with SPARSEMEM. endmenu diff --git a/arch/arm/mach-realview/Makefile b/arch/arm/mach-realview/Makefile index ca1e390c3c2..541fa4c109e 100644 --- a/arch/arm/mach-realview/Makefile +++ b/arch/arm/mach-realview/Makefile @@ -2,7 +2,11 @@ # Makefile for the linux kernel. # -obj-y := core.o clock.o +obj-y := core.o obj-$(CONFIG_MACH_REALVIEW_EB) += realview_eb.o -obj-$(CONFIG_SMP) += platsmp.o headsmp.o localtimer.o +obj-$(CONFIG_MACH_REALVIEW_PB11MP) += realview_pb11mp.o +obj-$(CONFIG_MACH_REALVIEW_PB1176) += realview_pb1176.o +obj-$(CONFIG_MACH_REALVIEW_PBA8) += realview_pba8.o +obj-$(CONFIG_MACH_REALVIEW_PBX) += realview_pbx.o +obj-$(CONFIG_SMP) += platsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o diff --git a/arch/arm/mach-realview/Makefile.boot b/arch/arm/mach-realview/Makefile.boot index c7e75acfe6c..d2c3d788f68 100644 --- a/arch/arm/mach-realview/Makefile.boot +++ b/arch/arm/mach-realview/Makefile.boot @@ -1,4 +1,9 @@ - zreladdr-y := 0x00008000 +ifeq ($(CONFIG_REALVIEW_HIGH_PHYS_OFFSET),y) + zreladdr-y += 0x70008000 +params_phys-y := 0x70000100 +initrd_phys-y := 0x70800000 +else + zreladdr-y += 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00800000 - +endif diff --git a/arch/arm/mach-realview/clock.c b/arch/arm/mach-realview/clock.c deleted file mode 100644 index 21325a4da9d..00000000000 --- a/arch/arm/mach-realview/clock.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * linux/arch/arm/mach-realview/clock.c - * - * Copyright (C) 2004 ARM Limited. - * Written by Deep Blue Solutions Limited. - * - * 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. - */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/list.h> -#include <linux/errno.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/mutex.h> - -#include <asm/semaphore.h> -#include <asm/hardware/icst307.h> - -#include "clock.h" - -static LIST_HEAD(clocks); -static DEFINE_MUTEX(clocks_mutex); - -struct clk *clk_get(struct device *dev, const char *id) -{ - struct clk *p, *clk = ERR_PTR(-ENOENT); - - mutex_lock(&clocks_mutex); - list_for_each_entry(p, &clocks, node) { - if (strcmp(id, p->name) == 0 && try_module_get(p->owner)) { - clk = p; - break; - } - } - mutex_unlock(&clocks_mutex); - - return clk; -} -EXPORT_SYMBOL(clk_get); - -void clk_put(struct clk *clk) -{ - module_put(clk->owner); -} -EXPORT_SYMBOL(clk_put); - -int clk_enable(struct clk *clk) -{ - return 0; -} -EXPORT_SYMBOL(clk_enable); - -void clk_disable(struct clk *clk) -{ -} -EXPORT_SYMBOL(clk_disable); - -unsigned long clk_get_rate(struct clk *clk) -{ - return clk->rate; -} -EXPORT_SYMBOL(clk_get_rate); - -long clk_round_rate(struct clk *clk, unsigned long rate) -{ - return rate; -} -EXPORT_SYMBOL(clk_round_rate); - -int clk_set_rate(struct clk *clk, unsigned long rate) -{ - int ret = -EIO; - - if (clk->setvco) { - struct icst307_vco vco; - - vco = icst307_khz_to_vco(clk->params, rate / 1000); - clk->rate = icst307_khz(clk->params, vco) * 1000; - - printk("Clock %s: setting VCO reg params: S=%d R=%d V=%d\n", - clk->name, vco.s, vco.r, vco.v); - - clk->setvco(clk, vco); - ret = 0; - } - return ret; -} -EXPORT_SYMBOL(clk_set_rate); - -/* - * These are fixed clocks. - */ -static struct clk kmi_clk = { - .name = "KMIREFCLK", - .rate = 24000000, -}; - -static struct clk uart_clk = { - .name = "UARTCLK", - .rate = 24000000, -}; - -static struct clk mmci_clk = { - .name = "MCLK", - .rate = 33000000, -}; - -int clk_register(struct clk *clk) -{ - mutex_lock(&clocks_mutex); - list_add(&clk->node, &clocks); - mutex_unlock(&clocks_mutex); - return 0; -} -EXPORT_SYMBOL(clk_register); - -void clk_unregister(struct clk *clk) -{ - mutex_lock(&clocks_mutex); - list_del(&clk->node); - mutex_unlock(&clocks_mutex); -} -EXPORT_SYMBOL(clk_unregister); - -static int __init clk_init(void) -{ - clk_register(&kmi_clk); - clk_register(&uart_clk); - clk_register(&mmci_clk); - return 0; -} -arch_initcall(clk_init); diff --git a/arch/arm/mach-realview/clock.h b/arch/arm/mach-realview/clock.h deleted file mode 100644 index dadba695e18..00000000000 --- a/arch/arm/mach-realview/clock.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * linux/arch/arm/mach-realview/clock.h - * - * Copyright (C) 2004 ARM Limited. - * Written by Deep Blue Solutions Limited. - * - * 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. - */ -struct module; -struct icst307_params; - -struct clk { - struct list_head node; - unsigned long rate; - struct module *owner; - const char *name; - const struct icst307_params *params; - void *data; - void (*setvco)(struct clk *, struct icst307_vco vco); -}; - -int clk_register(struct clk *clk); -void clk_unregister(struct clk *clk); diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index 98aefc9f4df..8c1b39a0caa 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -21,108 +21,147 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/dma-mapping.h> -#include <linux/sysdev.h> +#include <linux/device.h> #include <linux/interrupt.h> #include <linux/amba/bus.h> #include <linux/amba/clcd.h> -#include <linux/clocksource.h> -#include <linux/clockchips.h> - -#include <asm/system.h> -#include <asm/hardware.h> -#include <asm/io.h> +#include <linux/io.h> +#include <linux/smsc911x.h> +#include <linux/ata_platform.h> +#include <linux/amba/mmci.h> +#include <linux/gfp.h> +#include <linux/mtd/physmap.h> +#include <linux/memblock.h> + +#include <mach/hardware.h> #include <asm/irq.h> -#include <asm/leds.h> +#include <asm/mach-types.h> #include <asm/hardware/arm_timer.h> -#include <asm/hardware/icst307.h> +#include <asm/hardware/icst.h> #include <asm/mach/arch.h> -#include <asm/mach/flash.h> #include <asm/mach/irq.h> #include <asm/mach/map.h> -#include <asm/mach/mmc.h> - -#include <asm/hardware/gic.h> - -#include "core.h" -#include "clock.h" -#define REALVIEW_REFCOUNTER (__io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_24MHz_OFFSET) -/* used by entry-macro.S */ -void __iomem *gic_cpu_base_addr; +#include <mach/platform.h> +#include <mach/irqs.h> +#include <asm/hardware/timer-sp.h> -/* - * This is the RealView sched_clock implementation. This has - * a resolution of 41.7ns, and a maximum value of about 179s. - */ -unsigned long long sched_clock(void) -{ - unsigned long long v; - - v = (unsigned long long)readl(REALVIEW_REFCOUNTER) * 125; - do_div(v, 3); - - return v; -} +#include <plat/clcd.h> +#include <plat/sched_clock.h> +#include "core.h" #define REALVIEW_FLASHCTRL (__io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_FLASH_OFFSET) -static int realview_flash_init(void) +static void realview_flash_set_vpp(struct platform_device *pdev, int on) { u32 val; val = __raw_readl(REALVIEW_FLASHCTRL); - val &= ~REALVIEW_FLASHPROG_FLVPPEN; + if (on) + val |= REALVIEW_FLASHPROG_FLVPPEN; + else + val &= ~REALVIEW_FLASHPROG_FLVPPEN; __raw_writel(val, REALVIEW_FLASHCTRL); +} + +static struct physmap_flash_data realview_flash_data = { + .width = 4, + .set_vpp = realview_flash_set_vpp, +}; - return 0; +struct platform_device realview_flash_device = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &realview_flash_data, + }, +}; + +int realview_flash_register(struct resource *res, u32 num) +{ + realview_flash_device.resource = res; + realview_flash_device.num_resources = num; + return platform_device_register(&realview_flash_device); } -static void realview_flash_exit(void) +static struct smsc911x_platform_config smsc911x_config = { + .flags = SMSC911X_USE_32BIT, + .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH, + .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, + .phy_interface = PHY_INTERFACE_MODE_MII, +}; + +static struct platform_device realview_eth_device = { + .name = "smsc911x", + .id = 0, + .num_resources = 2, +}; + +int realview_eth_register(const char *name, struct resource *res) { - u32 val; + if (name) + realview_eth_device.name = name; + realview_eth_device.resource = res; + if (strcmp(realview_eth_device.name, "smsc911x") == 0) + realview_eth_device.dev.platform_data = &smsc911x_config; - val = __raw_readl(REALVIEW_FLASHCTRL); - val &= ~REALVIEW_FLASHPROG_FLVPPEN; - __raw_writel(val, REALVIEW_FLASHCTRL); + return platform_device_register(&realview_eth_device); } -static void realview_flash_set_vpp(int on) -{ - u32 val; +struct platform_device realview_usb_device = { + .name = "isp1760", + .num_resources = 2, +}; - val = __raw_readl(REALVIEW_FLASHCTRL); - if (on) - val |= REALVIEW_FLASHPROG_FLVPPEN; - else - val &= ~REALVIEW_FLASHPROG_FLVPPEN; - __raw_writel(val, REALVIEW_FLASHCTRL); +int realview_usb_register(struct resource *res) +{ + realview_usb_device.resource = res; + return platform_device_register(&realview_usb_device); } -static struct flash_platform_data realview_flash_data = { - .map_name = "cfi_probe", - .width = 4, - .init = realview_flash_init, - .exit = realview_flash_exit, - .set_vpp = realview_flash_set_vpp, +static struct pata_platform_info pata_platform_data = { + .ioport_shift = 1, }; -static struct resource realview_flash_resource = { - .start = REALVIEW_FLASH_BASE, - .end = REALVIEW_FLASH_BASE + REALVIEW_FLASH_SIZE, - .flags = IORESOURCE_MEM, +static struct resource pata_resources[] = { + [0] = { + .start = REALVIEW_CF_BASE, + .end = REALVIEW_CF_BASE + 0xff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = REALVIEW_CF_BASE + 0x100, + .end = REALVIEW_CF_BASE + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, }; -struct platform_device realview_flash_device = { - .name = "armflash", - .id = 0, +struct platform_device realview_cf_device = { + .name = "pata_platform", + .id = -1, + .num_resources = ARRAY_SIZE(pata_resources), + .resource = pata_resources, .dev = { - .platform_data = &realview_flash_data, + .platform_data = &pata_platform_data, }, - .num_resources = 1, - .resource = &realview_flash_resource, +}; + +static struct resource realview_leds_resources[] = { + { + .start = REALVIEW_SYS_BASE + REALVIEW_SYS_LED_OFFSET, + .end = REALVIEW_SYS_BASE + REALVIEW_SYS_LED_OFFSET + 4, + .flags = IORESOURCE_MEM, + }, +}; + +struct platform_device realview_leds_device = { + .name = "versatile-leds", + .id = -1, + .num_resources = ARRAY_SIZE(realview_leds_resources), + .resource = realview_leds_resources, }; static struct resource realview_i2c_resource = { @@ -133,18 +172,49 @@ static struct resource realview_i2c_resource = { struct platform_device realview_i2c_device = { .name = "versatile-i2c", - .id = -1, + .id = 0, .num_resources = 1, .resource = &realview_i2c_resource, }; +static struct i2c_board_info realview_i2c_board_info[] = { + { + I2C_BOARD_INFO("ds1338", 0xd0 >> 1), + }, +}; + +static int __init realview_i2c_init(void) +{ + return i2c_register_board_info(0, realview_i2c_board_info, + ARRAY_SIZE(realview_i2c_board_info)); +} +arch_initcall(realview_i2c_init); + #define REALVIEW_SYSMCI (__io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_MCI_OFFSET) +/* + * This is only used if GPIOLIB support is disabled + */ static unsigned int realview_mmc_status(struct device *dev) { struct amba_device *adev = container_of(dev, struct amba_device, dev); u32 mask; + if (machine_is_realview_pb1176()) { + static bool inserted = false; + + /* + * The PB1176 does not have the status register, + * assume it is inserted at startup, then invert + * for each call so card insertion/removal will + * be detected anyway. This will not be called if + * GPIO on PL061 is active, which is the proper + * way to do this on the PB1176. + */ + inserted = !inserted; + return inserted ? 0 : 1; + } + if (adev->res.start == REALVIEW_MMCI0_BASE) mask = 1; else @@ -153,48 +223,29 @@ static unsigned int realview_mmc_status(struct device *dev) return readl(REALVIEW_SYSMCI) & mask; } -struct mmc_platform_data realview_mmc0_plat_data = { +struct mmci_platform_data realview_mmc0_plat_data = { .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, .status = realview_mmc_status, + .gpio_wp = 17, + .gpio_cd = 16, + .cd_invert = true, }; -struct mmc_platform_data realview_mmc1_plat_data = { +struct mmci_platform_data realview_mmc1_plat_data = { .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, .status = realview_mmc_status, + .gpio_wp = 19, + .gpio_cd = 18, + .cd_invert = true, }; -/* - * Clock handling - */ -static const struct icst307_params realview_oscvco_params = { - .ref = 24000, - .vco_max = 200000, - .vd_min = 4 + 8, - .vd_max = 511 + 8, - .rd_min = 1 + 2, - .rd_max = 127 + 2, -}; - -static void realview_oscvco_set(struct clk *clk, struct icst307_vco vco) +void __init realview_init_early(void) { - void __iomem *sys_lock = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_LOCK_OFFSET; - void __iomem *sys_osc = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_OSC4_OFFSET; - u32 val; + void __iomem *sys = __io_address(REALVIEW_SYS_BASE); - val = readl(sys_osc) & ~0x7ffff; - val |= vco.v | (vco.r << 9) | (vco.s << 16); - - writel(0xa05f, sys_lock); - writel(val, sys_osc); - writel(0, sys_lock); + versatile_sched_clock_init(sys + REALVIEW_SYS_24MHz_OFFSET, 24000000); } -struct clk realview_clcd_clk = { - .name = "CLCDCLK", - .params = &realview_oscvco_params, - .setvco = realview_oscvco_set, -}; - /* * CLCD support. */ @@ -208,128 +259,6 @@ struct clk realview_clcd_clk = { #define SYS_CLCD_ID_SANYO_2_5 (0x07 << 8) #define SYS_CLCD_ID_VGA (0x1f << 8) -static struct clcd_panel vga = { - .mode = { - .name = "VGA", - .refresh = 60, - .xres = 640, - .yres = 480, - .pixclock = 39721, - .left_margin = 40, - .right_margin = 24, - .upper_margin = 32, - .lower_margin = 11, - .hsync_len = 96, - .vsync_len = 2, - .sync = 0, - .vmode = FB_VMODE_NONINTERLACED, - }, - .width = -1, - .height = -1, - .tim2 = TIM2_BCD | TIM2_IPC, - .cntl = CNTL_LCDTFT | CNTL_LCDVCOMP(1), - .bpp = 16, -}; - -static struct clcd_panel sanyo_3_8_in = { - .mode = { - .name = "Sanyo QVGA", - .refresh = 116, - .xres = 320, - .yres = 240, - .pixclock = 100000, - .left_margin = 6, - .right_margin = 6, - .upper_margin = 5, - .lower_margin = 5, - .hsync_len = 6, - .vsync_len = 6, - .sync = 0, - .vmode = FB_VMODE_NONINTERLACED, - }, - .width = -1, - .height = -1, - .tim2 = TIM2_BCD, - .cntl = CNTL_LCDTFT | CNTL_LCDVCOMP(1), - .bpp = 16, -}; - -static struct clcd_panel sanyo_2_5_in = { - .mode = { - .name = "Sanyo QVGA Portrait", - .refresh = 116, - .xres = 240, - .yres = 320, - .pixclock = 100000, - .left_margin = 20, - .right_margin = 10, - .upper_margin = 2, - .lower_margin = 2, - .hsync_len = 10, - .vsync_len = 2, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, - .vmode = FB_VMODE_NONINTERLACED, - }, - .width = -1, - .height = -1, - .tim2 = TIM2_IVS | TIM2_IHS | TIM2_IPC, - .cntl = CNTL_LCDTFT | CNTL_LCDVCOMP(1), - .bpp = 16, -}; - -static struct clcd_panel epson_2_2_in = { - .mode = { - .name = "Epson QCIF", - .refresh = 390, - .xres = 176, - .yres = 220, - .pixclock = 62500, - .left_margin = 3, - .right_margin = 2, - .upper_margin = 1, - .lower_margin = 0, - .hsync_len = 3, - .vsync_len = 2, - .sync = 0, - .vmode = FB_VMODE_NONINTERLACED, - }, - .width = -1, - .height = -1, - .tim2 = TIM2_BCD | TIM2_IPC, - .cntl = CNTL_LCDTFT | CNTL_LCDVCOMP(1), - .bpp = 16, -}; - -/* - * Detect which LCD panel is connected, and return the appropriate - * clcd_panel structure. Note: we do not have any information on - * the required timings for the 8.4in panel, so we presently assume - * VGA timings. - */ -static struct clcd_panel *realview_clcd_panel(void) -{ - void __iomem *sys_clcd = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_CLCD_OFFSET; - struct clcd_panel *panel = &vga; - u32 val; - - val = readl(sys_clcd) & SYS_CLCD_ID_MASK; - if (val == SYS_CLCD_ID_SANYO_3_8) - panel = &sanyo_3_8_in; - else if (val == SYS_CLCD_ID_SANYO_2_5) - panel = &sanyo_2_5_in; - else if (val == SYS_CLCD_ID_EPSON_2_2) - panel = &epson_2_2_in; - else if (val == SYS_CLCD_ID_VGA) - panel = &vga; - else { - printk(KERN_ERR "CLCD: unknown LCD panel ID 0x%08x, using VGA\n", - val); - panel = &vga; - } - - return panel; -} - /* * Disable all display connectors on the interface module. */ @@ -359,223 +288,69 @@ static void realview_clcd_enable(struct clcd_fb *fb) writel(val, sys_clcd); } -static unsigned long framesize = SZ_1M; - +/* + * Detect which LCD panel is connected, and return the appropriate + * clcd_panel structure. Note: we do not have any information on + * the required timings for the 8.4in panel, so we presently assume + * VGA timings. + */ static int realview_clcd_setup(struct clcd_fb *fb) { - dma_addr_t dma; - - fb->panel = realview_clcd_panel(); + void __iomem *sys_clcd = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_CLCD_OFFSET; + const char *panel_name, *vga_panel_name; + unsigned long framesize; + u32 val; - fb->fb.screen_base = dma_alloc_writecombine(&fb->dev->dev, framesize, - &dma, GFP_KERNEL); - if (!fb->fb.screen_base) { - printk(KERN_ERR "CLCD: unable to map framebuffer\n"); - return -ENOMEM; + if (machine_is_realview_eb()) { + /* VGA, 16bpp */ + framesize = 640 * 480 * 2; + vga_panel_name = "VGA"; + } else { + /* XVGA, 16bpp */ + framesize = 1024 * 768 * 2; + vga_panel_name = "XVGA"; } - fb->fb.fix.smem_start = dma; - fb->fb.fix.smem_len = framesize; - - return 0; -} + val = readl(sys_clcd) & SYS_CLCD_ID_MASK; + if (val == SYS_CLCD_ID_SANYO_3_8) + panel_name = "Sanyo TM38QV67A02A"; + else if (val == SYS_CLCD_ID_SANYO_2_5) + panel_name = "Sanyo QVGA Portrait"; + else if (val == SYS_CLCD_ID_EPSON_2_2) + panel_name = "Epson L2F50113T00"; + else if (val == SYS_CLCD_ID_VGA) + panel_name = vga_panel_name; + else { + pr_err("CLCD: unknown LCD panel ID 0x%08x, using VGA\n", val); + panel_name = vga_panel_name; + } -static int realview_clcd_mmap(struct clcd_fb *fb, struct vm_area_struct *vma) -{ - return dma_mmap_writecombine(&fb->dev->dev, vma, - fb->fb.screen_base, - fb->fb.fix.smem_start, - fb->fb.fix.smem_len); -} + fb->panel = versatile_clcd_get_panel(panel_name); + if (!fb->panel) + return -EINVAL; -static void realview_clcd_remove(struct clcd_fb *fb) -{ - dma_free_writecombine(&fb->dev->dev, fb->fb.fix.smem_len, - fb->fb.screen_base, fb->fb.fix.smem_start); + return versatile_clcd_setup_dma(fb, framesize); } struct clcd_board clcd_plat_data = { .name = "RealView", + .caps = CLCD_CAP_ALL, .check = clcdfb_check, .decode = clcdfb_decode, .disable = realview_clcd_disable, .enable = realview_clcd_enable, .setup = realview_clcd_setup, - .mmap = realview_clcd_mmap, - .remove = realview_clcd_remove, + .mmap = versatile_clcd_mmap_dma, + .remove = versatile_clcd_remove_dma, }; -#ifdef CONFIG_LEDS -#define VA_LEDS_BASE (__io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_LED_OFFSET) - -void realview_leds_event(led_event_t ledevt) -{ - unsigned long flags; - u32 val; - - local_irq_save(flags); - val = readl(VA_LEDS_BASE); - - switch (ledevt) { - case led_idle_start: - val = val & ~REALVIEW_SYS_LED0; - break; - - case led_idle_end: - val = val | REALVIEW_SYS_LED0; - break; - - case led_timer: - val = val ^ REALVIEW_SYS_LED1; - break; - - case led_halted: - val = 0; - break; - - default: - break; - } - - writel(val, VA_LEDS_BASE); - local_irq_restore(flags); -} -#endif /* CONFIG_LEDS */ - /* * Where is the timer (VA)? */ -#define TIMER0_VA_BASE __io_address(REALVIEW_TIMER0_1_BASE) -#define TIMER1_VA_BASE (__io_address(REALVIEW_TIMER0_1_BASE) + 0x20) -#define TIMER2_VA_BASE __io_address(REALVIEW_TIMER2_3_BASE) -#define TIMER3_VA_BASE (__io_address(REALVIEW_TIMER2_3_BASE) + 0x20) - -/* - * How long is the timer interval? - */ -#define TIMER_INTERVAL (TICKS_PER_uSEC * mSEC_10) -#if TIMER_INTERVAL >= 0x100000 -#define TIMER_RELOAD (TIMER_INTERVAL >> 8) -#define TIMER_DIVISOR (TIMER_CTRL_DIV256) -#define TICKS2USECS(x) (256 * (x) / TICKS_PER_uSEC) -#elif TIMER_INTERVAL >= 0x10000 -#define TIMER_RELOAD (TIMER_INTERVAL >> 4) /* Divide by 16 */ -#define TIMER_DIVISOR (TIMER_CTRL_DIV16) -#define TICKS2USECS(x) (16 * (x) / TICKS_PER_uSEC) -#else -#define TIMER_RELOAD (TIMER_INTERVAL) -#define TIMER_DIVISOR (TIMER_CTRL_DIV1) -#define TICKS2USECS(x) ((x) / TICKS_PER_uSEC) -#endif - -static void timer_set_mode(enum clock_event_mode mode, - struct clock_event_device *clk) -{ - unsigned long ctrl; - - switch(mode) { - case CLOCK_EVT_MODE_PERIODIC: - writel(TIMER_RELOAD, TIMER0_VA_BASE + TIMER_LOAD); - - ctrl = TIMER_CTRL_PERIODIC; - ctrl |= TIMER_CTRL_32BIT | TIMER_CTRL_IE | TIMER_CTRL_ENABLE; - break; - case CLOCK_EVT_MODE_ONESHOT: - /* period set, and timer enabled in 'next_event' hook */ - ctrl = TIMER_CTRL_ONESHOT; - ctrl |= TIMER_CTRL_32BIT | TIMER_CTRL_IE; - break; - case CLOCK_EVT_MODE_UNUSED: - case CLOCK_EVT_MODE_SHUTDOWN: - default: - ctrl = 0; - } - - writel(ctrl, TIMER0_VA_BASE + TIMER_CTRL); -} - -static int timer_set_next_event(unsigned long evt, - struct clock_event_device *unused) -{ - unsigned long ctrl = readl(TIMER0_VA_BASE + TIMER_CTRL); - - writel(evt, TIMER0_VA_BASE + TIMER_LOAD); - writel(ctrl | TIMER_CTRL_ENABLE, TIMER0_VA_BASE + TIMER_CTRL); - - return 0; -} - -static struct clock_event_device timer0_clockevent = { - .name = "timer0", - .shift = 32, - .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, - .set_mode = timer_set_mode, - .set_next_event = timer_set_next_event, - .rating = 300, - .cpumask = CPU_MASK_ALL, -}; - -static void __init realview_clockevents_init(unsigned int timer_irq) -{ - timer0_clockevent.irq = timer_irq; - timer0_clockevent.mult = - div_sc(1000000, NSEC_PER_SEC, timer0_clockevent.shift); - timer0_clockevent.max_delta_ns = - clockevent_delta2ns(0xffffffff, &timer0_clockevent); - timer0_clockevent.min_delta_ns = - clockevent_delta2ns(0xf, &timer0_clockevent); - - clockevents_register_device(&timer0_clockevent); -} - -/* - * IRQ handler for the timer - */ -static irqreturn_t realview_timer_interrupt(int irq, void *dev_id) -{ - struct clock_event_device *evt = &timer0_clockevent; - - /* clear the interrupt */ - writel(1, TIMER0_VA_BASE + TIMER_INTCLR); - - evt->event_handler(evt); - - return IRQ_HANDLED; -} - -static struct irqaction realview_timer_irq = { - .name = "RealView Timer Tick", - .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, - .handler = realview_timer_interrupt, -}; - -static cycle_t realview_get_cycles(void) -{ - return ~readl(TIMER3_VA_BASE + TIMER_VALUE); -} - -static struct clocksource clocksource_realview = { - .name = "timer3", - .rating = 200, - .read = realview_get_cycles, - .mask = CLOCKSOURCE_MASK(32), - .shift = 20, - .flags = CLOCK_SOURCE_IS_CONTINUOUS, -}; - -static void __init realview_clocksource_init(void) -{ - /* setup timer 0 as free-running clocksource */ - writel(0, TIMER3_VA_BASE + TIMER_CTRL); - writel(0xffffffff, TIMER3_VA_BASE + TIMER_LOAD); - writel(0xffffffff, TIMER3_VA_BASE + TIMER_VALUE); - writel(TIMER_CTRL_32BIT | TIMER_CTRL_ENABLE | TIMER_CTRL_PERIODIC, - TIMER3_VA_BASE + TIMER_CTRL); - - clocksource_realview.mult = - clocksource_khz2mult(1000, clocksource_realview.shift); - clocksource_register(&clocksource_realview); -} +void __iomem *timer0_va_base; +void __iomem *timer1_va_base; +void __iomem *timer2_va_base; +void __iomem *timer3_va_base; /* * Set up the clock source and clock events devices @@ -584,14 +359,6 @@ void __init realview_timer_init(unsigned int timer_irq) { u32 val; -#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST - /* - * The dummy clock device has to be registered before the main device - * so that the latter will broadcast the clock events - */ - local_timer_setup(smp_processor_id()); -#endif - /* * set clock frequency: * REALVIEW_REFCLK is 32KHz @@ -607,16 +374,27 @@ void __init realview_timer_init(unsigned int timer_irq) /* * Initialise to a known state (all timers off) */ - writel(0, TIMER0_VA_BASE + TIMER_CTRL); - writel(0, TIMER1_VA_BASE + TIMER_CTRL); - writel(0, TIMER2_VA_BASE + TIMER_CTRL); - writel(0, TIMER3_VA_BASE + TIMER_CTRL); + writel(0, timer0_va_base + TIMER_CTRL); + writel(0, timer1_va_base + TIMER_CTRL); + writel(0, timer2_va_base + TIMER_CTRL); + writel(0, timer3_va_base + TIMER_CTRL); - /* - * Make irqs happen for the system timer - */ - setup_irq(timer_irq, &realview_timer_irq); + sp804_clocksource_init(timer3_va_base, "timer3"); + sp804_clockevents_init(timer0_va_base, timer_irq, "timer0"); +} - realview_clocksource_init(); - realview_clockevents_init(timer_irq); +/* + * Setup the memory banks. + */ +void realview_fixup(struct tag *tags, char **from) +{ + /* + * Most RealView platforms have 512MB contiguous RAM at 0x70000000. + * Half of this is mirrored at 0. + */ +#ifdef CONFIG_REALVIEW_HIGH_PHYS_OFFSET + memblock_add(0x70000000, SZ_512M); +#else + memblock_add(0, SZ_256M); +#endif } diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h index 492a14c0d60..868ece22197 100644 --- a/arch/arm/mach-realview/core.h +++ b/arch/arm/mach-realview/core.h @@ -23,40 +23,38 @@ #define __ASM_ARCH_REALVIEW_H #include <linux/amba/bus.h> +#include <linux/io.h> -#include <asm/leds.h> -#include <asm/io.h> - -#define AMBA_DEVICE(name,busid,base,plat) \ -static struct amba_device name##_device = { \ - .dev = { \ - .coherent_dma_mask = ~0, \ - .bus_id = busid, \ - .platform_data = plat, \ - }, \ - .res = { \ - .start = REALVIEW_##base##_BASE, \ - .end = (REALVIEW_##base##_BASE) + SZ_4K - 1, \ - .flags = IORESOURCE_MEM, \ - }, \ - .dma_mask = ~0, \ - .irq = base##_IRQ, \ - /* .dma = base##_DMA,*/ \ -} +#include <asm/setup.h> + +#define APB_DEVICE(name, busid, base, plat) \ +static AMBA_APB_DEVICE(name, busid, 0, REALVIEW_##base##_BASE, base##_IRQ, plat) + +#define AHB_DEVICE(name, busid, base, plat) \ +static AMBA_AHB_DEVICE(name, busid, 0, REALVIEW_##base##_BASE, base##_IRQ, plat) + +struct machine_desc; extern struct platform_device realview_flash_device; +extern struct platform_device realview_cf_device; +extern struct platform_device realview_leds_device; extern struct platform_device realview_i2c_device; -extern struct mmc_platform_data realview_mmc0_plat_data; -extern struct mmc_platform_data realview_mmc1_plat_data; -extern struct clk realview_clcd_clk; +extern struct mmci_platform_data realview_mmc0_plat_data; +extern struct mmci_platform_data realview_mmc1_plat_data; extern struct clcd_board clcd_plat_data; -extern void __iomem *gic_cpu_base_addr; -#ifdef CONFIG_LOCAL_TIMERS -extern void __iomem *twd_base_addr; -extern unsigned int twd_size; -#endif +extern void __iomem *timer0_va_base; +extern void __iomem *timer1_va_base; +extern void __iomem *timer2_va_base; +extern void __iomem *timer3_va_base; -extern void realview_leds_event(led_event_t ledevt); extern void realview_timer_init(unsigned int timer_irq); +extern int realview_flash_register(struct resource *res, u32 num); +extern int realview_eth_register(const char *name, struct resource *res); +extern int realview_usb_register(struct resource *res); +extern void realview_init_early(void); +extern void realview_fixup(struct tag *tags, char **from); + +extern struct smp_operations realview_smp_ops; +extern void realview_cpu_die(unsigned int cpu); #endif diff --git a/arch/arm/mach-realview/headsmp.S b/arch/arm/mach-realview/headsmp.S deleted file mode 100644 index 4075473cf68..00000000000 --- a/arch/arm/mach-realview/headsmp.S +++ /dev/null @@ -1,39 +0,0 @@ -/* - * linux/arch/arm/mach-realview/headsmp.S - * - * Copyright (c) 2003 ARM Limited - * All Rights Reserved - * - * 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. - */ -#include <linux/linkage.h> -#include <linux/init.h> - - __INIT - -/* - * Realview specific entry point for secondary CPUs. This provides - * a "holding pen" into which all secondary cores are held until we're - * ready for them to initialise. - */ -ENTRY(realview_secondary_startup) - mrc p15, 0, r0, c0, c0, 5 - and r0, r0, #15 - adr r4, 1f - ldmia r4, {r5, r6} - sub r4, r4, r5 - add r6, r6, r4 -pen: ldr r7, [r6] - cmp r7, r0 - bne pen - - /* - * we've been released from the holding pen: secondary_stack - * should now contain the SVC stack for this core - */ - b secondary_startup - -1: .long . - .long pen_release diff --git a/arch/arm/mach-realview/hotplug.c b/arch/arm/mach-realview/hotplug.c index 09748cbcd10..ac22dd41b13 100644 --- a/arch/arm/mach-realview/hotplug.c +++ b/arch/arm/mach-realview/hotplug.c @@ -11,17 +11,15 @@ #include <linux/kernel.h> #include <linux/errno.h> #include <linux/smp.h> -#include <linux/completion.h> -extern volatile int pen_release; - -static DECLARE_COMPLETION(cpu_killed); +#include <asm/cp15.h> +#include <asm/smp_plat.h> static inline void cpu_enter_lowpower(void) { unsigned int v; - asm volatile( "mcr p15, 0, %1, c7, c14, 0\n" + asm volatile( " mcr p15, 0, %1, c7, c5, 0\n" " mcr p15, 0, %1, c7, c10, 4\n" /* @@ -31,10 +29,10 @@ static inline void cpu_enter_lowpower(void) " bic %0, %0, #0x20\n" " mcr p15, 0, %0, c1, c0, 1\n" " mrc p15, 0, %0, c1, c0, 0\n" - " bic %0, %0, #0x04\n" + " bic %0, %0, %2\n" " mcr p15, 0, %0, c1, c0, 0\n" : "=&r" (v) - : "r" (0) + : "r" (0), "Ir" (CR_C) : "cc"); } @@ -43,17 +41,17 @@ static inline void cpu_leave_lowpower(void) unsigned int v; asm volatile( "mrc p15, 0, %0, c1, c0, 0\n" - " orr %0, %0, #0x04\n" + " orr %0, %0, %1\n" " mcr p15, 0, %0, c1, c0, 0\n" " mrc p15, 0, %0, c1, c0, 1\n" " orr %0, %0, #0x20\n" " mcr p15, 0, %0, c1, c0, 1\n" : "=&r" (v) - : + : "Ir" (CR_C) : "cc"); } -static inline void platform_do_lowpower(unsigned int cpu) +static inline void platform_do_lowpower(unsigned int cpu, int *spurious) { /* * there is no power-control hardware on this platform, so all @@ -69,7 +67,7 @@ static inline void platform_do_lowpower(unsigned int cpu) : : "memory", "cc"); - if (pen_release == cpu) { + if (pen_release == cpu_logical_map(cpu)) { /* * OK, proper wakeup, we're done */ @@ -77,62 +75,37 @@ static inline void platform_do_lowpower(unsigned int cpu) } /* - * getting here, means that we have come out of WFI without + * Getting here, means that we have come out of WFI without * having been woken up - this shouldn't happen * - * The trouble is, letting people know about this is not really - * possible, since we are currently running incoherently, and - * therefore cannot safely call printk() or anything else + * Just note it happening - when we're woken, we can report + * its occurrence. */ -#ifdef DEBUG - printk("CPU%u: spurious wakeup call\n", cpu); -#endif + (*spurious)++; } } -int platform_cpu_kill(unsigned int cpu) -{ - return wait_for_completion_timeout(&cpu_killed, 5000); -} - /* * platform-specific code to shutdown a CPU * * Called with IRQs disabled */ -void platform_cpu_die(unsigned int cpu) +void __ref realview_cpu_die(unsigned int cpu) { -#ifdef DEBUG - unsigned int this_cpu = hard_smp_processor_id(); - - if (cpu != this_cpu) { - printk(KERN_CRIT "Eek! platform_cpu_die running on %u, should be %u\n", - this_cpu, cpu); - BUG(); - } -#endif - - printk(KERN_NOTICE "CPU%u: shutdown\n", cpu); - complete(&cpu_killed); + int spurious = 0; /* * we're ready for shutdown now, so do it */ cpu_enter_lowpower(); - platform_do_lowpower(cpu); + platform_do_lowpower(cpu, &spurious); /* * bring this CPU back into the world of cache * coherency, and then restore interrupts */ cpu_leave_lowpower(); -} -int mach_cpu_disable(unsigned int cpu) -{ - /* - * we don't allow CPU 0 to be shutdown (it is still too special - * e.g. clock tick interrupts) - */ - return cpu == 0 ? -EPERM : 0; + if (spurious) + pr_warn("CPU%u: %u spurious wakeup calls\n", cpu, spurious); } diff --git a/arch/arm/mach-realview/include/mach/barriers.h b/arch/arm/mach-realview/include/mach/barriers.h new file mode 100644 index 00000000000..9a732195aa1 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/barriers.h @@ -0,0 +1,8 @@ +/* + * Barriers redefined for RealView ARM11MPCore platforms with L220 cache + * controller to work around hardware errata causing the outer_sync() + * operation to deadlock the system. + */ +#define mb() dsb() +#define rmb() dsb() +#define wmb() mb() diff --git a/arch/arm/mach-realview/include/mach/board-eb.h b/arch/arm/mach-realview/include/mach/board-eb.h new file mode 100644 index 00000000000..a301e61a555 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/board-eb.h @@ -0,0 +1,96 @@ +/* + * arch/arm/mach-realview/include/mach/board-eb.h + * + * Copyright (C) 2007 ARM Limited + * + * 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. + * + * 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., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifndef __ASM_ARCH_BOARD_EB_H +#define __ASM_ARCH_BOARD_EB_H + +#include <mach/platform.h> + +/* + * RealView EB + ARM11MPCore peripheral addresses + */ +#define REALVIEW_EB_UART0_BASE 0x10009000 /* UART 0 */ +#define REALVIEW_EB_UART1_BASE 0x1000A000 /* UART 1 */ +#define REALVIEW_EB_UART2_BASE 0x1000B000 /* UART 2 */ +#define REALVIEW_EB_UART3_BASE 0x1000C000 /* UART 3 */ +#define REALVIEW_EB_SSP_BASE 0x1000D000 /* Synchronous Serial Port */ +#define REALVIEW_EB_WATCHDOG_BASE 0x10010000 /* watchdog interface */ +#define REALVIEW_EB_TIMER0_1_BASE 0x10011000 /* Timer 0 and 1 */ +#define REALVIEW_EB_TIMER2_3_BASE 0x10012000 /* Timer 2 and 3 */ +#define REALVIEW_EB_GPIO0_BASE 0x10013000 /* GPIO port 0 */ +#define REALVIEW_EB_RTC_BASE 0x10017000 /* Real Time Clock */ +#define REALVIEW_EB_CLCD_BASE 0x10020000 /* CLCD */ +#define REALVIEW_EB_GIC_CPU_BASE 0x10040000 /* Generic interrupt controller CPU interface */ +#define REALVIEW_EB_GIC_DIST_BASE 0x10041000 /* Generic interrupt controller distributor */ +#define REALVIEW_EB_SMC_BASE 0x10080000 /* Static memory controller */ + +#define REALVIEW_EB_FLASH_BASE 0x40000000 +#define REALVIEW_EB_FLASH_SIZE SZ_64M +#define REALVIEW_EB_ETH_BASE 0x4E000000 /* Ethernet */ +#define REALVIEW_EB_USB_BASE 0x4F000000 /* USB */ + +#ifdef CONFIG_REALVIEW_EB_ARM11MP_REVB +#define REALVIEW_EB11MP_PRIV_MEM_BASE 0x10100000 +#define REALVIEW_EB11MP_L220_BASE 0x10102000 /* L220 registers */ +#define REALVIEW_EB11MP_SYS_PLD_CTRL1 0xD8 /* Register offset for MPCore sysctl */ +#else +#define REALVIEW_EB11MP_PRIV_MEM_BASE 0x1F000000 +#define REALVIEW_EB11MP_L220_BASE 0x1F002000 /* L220 registers */ +#define REALVIEW_EB11MP_SYS_PLD_CTRL1 0x74 /* Register offset for MPCore sysctl */ +#endif + +#define REALVIEW_EB11MP_PRIV_MEM_SIZE SZ_8K +#define REALVIEW_EB11MP_PRIV_MEM_OFF(x) (REALVIEW_EB11MP_PRIV_MEM_BASE + (x)) + +#define REALVIEW_EB11MP_SCU_BASE REALVIEW_EB11MP_PRIV_MEM_OFF(0) /* SCU registers */ +#define REALVIEW_EB11MP_GIC_CPU_BASE REALVIEW_EB11MP_PRIV_MEM_OFF(0x0100) /* Generic interrupt controller CPU interface */ +#define REALVIEW_EB11MP_TWD_BASE REALVIEW_EB11MP_PRIV_MEM_OFF(0x0600) +#define REALVIEW_EB11MP_GIC_DIST_BASE REALVIEW_EB11MP_PRIV_MEM_OFF(0x1000) /* Generic interrupt controller distributor */ + +/* + * Core tile identification (REALVIEW_SYS_PROCID) + */ +#define REALVIEW_EB_PROC_MASK 0xFF000000 +#define REALVIEW_EB_PROC_ARM7TDMI 0x00000000 +#define REALVIEW_EB_PROC_ARM9 0x02000000 +#define REALVIEW_EB_PROC_ARM11 0x04000000 +#define REALVIEW_EB_PROC_ARM11MP 0x06000000 +#define REALVIEW_EB_PROC_A9MP 0x0C000000 + +#define check_eb_proc(proc_type) \ + ((readl(__io_address(REALVIEW_SYS_PROCID)) & REALVIEW_EB_PROC_MASK) \ + == proc_type) + +#ifdef CONFIG_REALVIEW_EB_ARM11MP +#define core_tile_eb11mp() check_eb_proc(REALVIEW_EB_PROC_ARM11MP) +#else +#define core_tile_eb11mp() 0 +#endif + +#ifdef CONFIG_REALVIEW_EB_A9MP +#define core_tile_a9mp() check_eb_proc(REALVIEW_EB_PROC_A9MP) +#else +#define core_tile_a9mp() 0 +#endif + +#define machine_is_realview_eb_mp() \ + (machine_is_realview_eb() && (core_tile_eb11mp() || core_tile_a9mp())) + +#endif /* __ASM_ARCH_BOARD_EB_H */ diff --git a/arch/arm/mach-realview/include/mach/board-pb1176.h b/arch/arm/mach-realview/include/mach/board-pb1176.h new file mode 100644 index 00000000000..2a15fef9473 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/board-pb1176.h @@ -0,0 +1,83 @@ +/* + * arch/arm/mach-realview/include/mach/board-pb1176.h + * + * Copyright (C) 2008 ARM Limited + * + * 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. + * + * 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., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifndef __ASM_ARCH_BOARD_PB1176_H +#define __ASM_ARCH_BOARD_PB1176_H + +#include <mach/platform.h> + +/* + * Peripheral addresses + */ +#define REALVIEW_PB1176_UART4_BASE 0x10009000 /* UART 4 */ +#define REALVIEW_PB1176_SCTL_BASE 0x10100000 /* System controller */ +#define REALVIEW_PB1176_SMC_BASE 0x10111000 /* SMC */ +#define REALVIEW_PB1176_DMC_BASE 0x10109000 /* DMC configuration */ +#define REALVIEW_PB1176_SDRAM67_BASE 0x70000000 /* SDRAM banks 6 and 7 */ +#define REALVIEW_PB1176_FLASH_BASE 0x30000000 +#define REALVIEW_PB1176_FLASH_SIZE SZ_64M +#define REALVIEW_PB1176_SEC_FLASH_BASE 0x3C000000 /* Secure flash */ +#define REALVIEW_PB1176_SEC_FLASH_SIZE SZ_64M + +#define REALVIEW_PB1176_TIMER0_1_BASE 0x10104000 /* Timer 0 and 1 */ +#define REALVIEW_PB1176_TIMER2_3_BASE 0x10105000 /* Timer 2 and 3 */ +#define REALVIEW_PB1176_TIMER4_5_BASE 0x10106000 /* Timer 4 and 5 */ +#define REALVIEW_PB1176_WATCHDOG_BASE 0x10107000 /* watchdog interface */ +#define REALVIEW_PB1176_RTC_BASE 0x10108000 /* Real Time Clock */ +#define REALVIEW_PB1176_GPIO0_BASE 0x1010A000 /* GPIO port 0 */ +#define REALVIEW_PB1176_SSP_BASE 0x1010B000 /* Synchronous Serial Port */ +#define REALVIEW_PB1176_UART0_BASE 0x1010C000 /* UART 0 */ +#define REALVIEW_PB1176_UART1_BASE 0x1010D000 /* UART 1 */ +#define REALVIEW_PB1176_UART2_BASE 0x1010E000 /* UART 2 */ +#define REALVIEW_PB1176_UART3_BASE 0x1010F000 /* UART 3 */ +#define REALVIEW_PB1176_CLCD_BASE 0x10112000 /* CLCD */ +#define REALVIEW_PB1176_ETH_BASE 0x3A000000 /* Ethernet */ +#define REALVIEW_PB1176_USB_BASE 0x3B000000 /* USB */ + +/* + * PCI regions + */ +#define REALVIEW_PB1176_PCI_BASE 0x60000000 /* PCI self config */ +#define REALVIEW_PB1176_PCI_CFG_BASE 0x61000000 /* PCI config */ +#define REALVIEW_PB1176_PCI_IO_BASE0 0x62000000 /* PCI IO region */ +#define REALVIEW_PB1176_PCI_MEM_BASE0 0x63000000 /* Memory region 1 */ +#define REALVIEW_PB1176_PCI_MEM_BASE1 0x64000000 /* Memory region 2 */ +#define REALVIEW_PB1176_PCI_MEM_BASE2 0x68000000 /* Memory region 3 */ + +#define REALVIEW_PB1176_PCI_BASE_SIZE 0x01000000 /* 16MB */ +#define REALVIEW_PB1176_PCI_CFG_BASE_SIZE 0x01000000 /* 16MB */ +#define REALVIEW_PB1176_PCI_IO_BASE0_SIZE 0x01000000 /* 16MB */ +#define REALVIEW_PB1176_PCI_MEM_BASE0_SIZE 0x01000000 /* 16MB */ +#define REALVIEW_PB1176_PCI_MEM_BASE1_SIZE 0x04000000 /* 64MB */ +#define REALVIEW_PB1176_PCI_MEM_BASE2_SIZE 0x08000000 /* 128MB */ + +#define REALVIEW_DC1176_GIC_CPU_BASE 0x10120000 /* GIC CPU interface, on devchip */ +#define REALVIEW_DC1176_GIC_DIST_BASE 0x10121000 /* GIC distributor, on devchip */ +#define REALVIEW_DC1176_ROM_BASE 0x10200000 /* 16KiB NRAM preudo-ROM, on devchip */ +#define REALVIEW_PB1176_GIC_CPU_BASE 0x10040000 /* GIC CPU interface, on FPGA */ +#define REALVIEW_PB1176_GIC_DIST_BASE 0x10041000 /* GIC distributor, on FPGA */ +#define REALVIEW_PB1176_L220_BASE 0x10110000 /* L220 registers */ + +/* + * Control register SYS_RESETCTL Bit 8 is set to 1 to force a soft reset + */ +#define REALVIEW_PB1176_SYS_SOFT_RESET 0x0100 + +#endif /* __ASM_ARCH_BOARD_PB1176_H */ diff --git a/arch/arm/mach-realview/include/mach/board-pb11mp.h b/arch/arm/mach-realview/include/mach/board-pb11mp.h new file mode 100644 index 00000000000..aa2d4e02ea2 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/board-pb11mp.h @@ -0,0 +1,98 @@ +/* + * arch/arm/mach-realview/include/mach/board-pb11mp.h + * + * Copyright (C) 2008 ARM Limited + * + * 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. + * + * 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., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifndef __ASM_ARCH_BOARD_PB11MP_H +#define __ASM_ARCH_BOARD_PB11MP_H + +#include <mach/platform.h> + +/* + * Peripheral addresses + */ +#define REALVIEW_PB11MP_UART0_BASE 0x10009000 /* UART 0 */ +#define REALVIEW_PB11MP_UART1_BASE 0x1000A000 /* UART 1 */ +#define REALVIEW_PB11MP_UART2_BASE 0x1000B000 /* UART 2 */ +#define REALVIEW_PB11MP_UART3_BASE 0x1000C000 /* UART 3 */ +#define REALVIEW_PB11MP_SSP_BASE 0x1000D000 /* Synchronous Serial Port */ +#define REALVIEW_PB11MP_WATCHDOG0_BASE 0x1000F000 /* Watchdog 0 */ +#define REALVIEW_PB11MP_WATCHDOG_BASE 0x10010000 /* watchdog interface */ +#define REALVIEW_PB11MP_TIMER0_1_BASE 0x10011000 /* Timer 0 and 1 */ +#define REALVIEW_PB11MP_TIMER2_3_BASE 0x10012000 /* Timer 2 and 3 */ +#define REALVIEW_PB11MP_GPIO0_BASE 0x10013000 /* GPIO port 0 */ +#define REALVIEW_PB11MP_RTC_BASE 0x10017000 /* Real Time Clock */ +#define REALVIEW_PB11MP_TIMER4_5_BASE 0x10018000 /* Timer 4/5 */ +#define REALVIEW_PB11MP_TIMER6_7_BASE 0x10019000 /* Timer 6/7 */ +#define REALVIEW_PB11MP_SCTL_BASE 0x1001A000 /* System Controller */ +#define REALVIEW_PB11MP_CLCD_BASE 0x10020000 /* CLCD */ +#define REALVIEW_PB11MP_ONB_SRAM_BASE 0x10060000 /* On-board SRAM */ +#define REALVIEW_PB11MP_DMC_BASE 0x100E0000 /* DMC configuration */ +#define REALVIEW_PB11MP_SMC_BASE 0x100E1000 /* SMC configuration */ +#define REALVIEW_PB11MP_CAN_BASE 0x100E2000 /* CAN bus */ +#define REALVIEW_PB11MP_CF_BASE 0x18000000 /* Compact flash */ +#define REALVIEW_PB11MP_CF_MEM_BASE 0x18003000 /* SMC for Compact flash */ +#define REALVIEW_PB11MP_GIC_CPU_BASE 0x1E000000 /* Generic interrupt controller CPU interface */ +#define REALVIEW_PB11MP_FLASH0_BASE 0x40000000 +#define REALVIEW_PB11MP_FLASH0_SIZE SZ_64M +#define REALVIEW_PB11MP_FLASH1_BASE 0x44000000 +#define REALVIEW_PB11MP_FLASH1_SIZE SZ_64M +#define REALVIEW_PB11MP_ETH_BASE 0x4E000000 /* Ethernet */ +#define REALVIEW_PB11MP_USB_BASE 0x4F000000 /* USB */ +#define REALVIEW_PB11MP_GIC_DIST_BASE 0x1E001000 /* Generic interrupt controller distributor */ +#define REALVIEW_PB11MP_LT_BASE 0xC0000000 /* Logic Tile expansion */ +#define REALVIEW_PB11MP_SDRAM6_BASE 0x70000000 /* SDRAM bank 6 256MB */ +#define REALVIEW_PB11MP_SDRAM7_BASE 0x80000000 /* SDRAM bank 7 256MB */ + +#define REALVIEW_PB11MP_SYS_PLD_CTRL1 0x74 + +/* + * PB11MPCore PCI regions + */ +#define REALVIEW_PB11MP_PCI_BASE 0x90040000 /* PCI-X Unit base */ +#define REALVIEW_PB11MP_PCI_IO_BASE 0x90050000 /* IO Region on AHB */ +#define REALVIEW_PB11MP_PCI_MEM_BASE 0xA0000000 /* MEM Region on AHB */ + +#define REALVIEW_PB11MP_PCI_BASE_SIZE 0x10000 /* 16 Kb */ +#define REALVIEW_PB11MP_PCI_IO_SIZE 0x1000 /* 4 Kb */ +#define REALVIEW_PB11MP_PCI_MEM_SIZE 0x20000000 /* 512 MB */ + +/* + * Testchip peripheral and fpga gic regions + */ +#define REALVIEW_TC11MP_PRIV_MEM_BASE 0x1F000000 +#define REALVIEW_TC11MP_PRIV_MEM_SIZE SZ_8K +#define REALVIEW_TC11MP_SCU_BASE 0x1F000000 /* IRQ, Test chip */ +#define REALVIEW_TC11MP_GIC_CPU_BASE 0x1F000100 /* Test chip interrupt controller CPU interface */ +#define REALVIEW_TC11MP_TWD_BASE 0x1F000600 +#define REALVIEW_TC11MP_GIC_DIST_BASE 0x1F001000 /* Test chip interrupt controller distributor */ +#define REALVIEW_TC11MP_L220_BASE 0x1F002000 /* L220 registers */ + + /* + * Values for REALVIEW_SYS_RESET_CTRL + */ +#define REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGCLR 0x01 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGINIT 0x02 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_DLLRESET 0x03 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_PLLRESET 0x04 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_POR 0x05 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_DoC 0x06 + +#define REALVIEW_PB11MP_SYS_CTRL_LED (1 << 0) + +#endif /* __ASM_ARCH_BOARD_PB11MP_H */ diff --git a/arch/arm/mach-realview/include/mach/board-pba8.h b/arch/arm/mach-realview/include/mach/board-pba8.h new file mode 100644 index 00000000000..4dfc67a4f45 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/board-pba8.h @@ -0,0 +1,73 @@ +/* + * include/asm-arm/arch-realview/board-pba8.h + * + * Copyright (C) 2008 ARM Limited + * + * 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. + * + * 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., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifndef __ASM_ARCH_BOARD_PBA8_H +#define __ASM_ARCH_BOARD_PBA8_H + +#include <mach/platform.h> + +/* + * Peripheral addresses + */ +#define REALVIEW_PBA8_UART0_BASE 0x10009000 /* UART 0 */ +#define REALVIEW_PBA8_UART1_BASE 0x1000A000 /* UART 1 */ +#define REALVIEW_PBA8_UART2_BASE 0x1000B000 /* UART 2 */ +#define REALVIEW_PBA8_UART3_BASE 0x1000C000 /* UART 3 */ +#define REALVIEW_PBA8_SSP_BASE 0x1000D000 /* Synchronous Serial Port */ +#define REALVIEW_PBA8_WATCHDOG0_BASE 0x1000F000 /* Watchdog 0 */ +#define REALVIEW_PBA8_WATCHDOG_BASE 0x10010000 /* watchdog interface */ +#define REALVIEW_PBA8_TIMER0_1_BASE 0x10011000 /* Timer 0 and 1 */ +#define REALVIEW_PBA8_TIMER2_3_BASE 0x10012000 /* Timer 2 and 3 */ +#define REALVIEW_PBA8_GPIO0_BASE 0x10013000 /* GPIO port 0 */ +#define REALVIEW_PBA8_RTC_BASE 0x10017000 /* Real Time Clock */ +#define REALVIEW_PBA8_TIMER4_5_BASE 0x10018000 /* Timer 4/5 */ +#define REALVIEW_PBA8_TIMER6_7_BASE 0x10019000 /* Timer 6/7 */ +#define REALVIEW_PBA8_SCTL_BASE 0x1001A000 /* System Controller */ +#define REALVIEW_PBA8_CLCD_BASE 0x10020000 /* CLCD */ +#define REALVIEW_PBA8_ONB_SRAM_BASE 0x10060000 /* On-board SRAM */ +#define REALVIEW_PBA8_DMC_BASE 0x100E0000 /* DMC configuration */ +#define REALVIEW_PBA8_SMC_BASE 0x100E1000 /* SMC configuration */ +#define REALVIEW_PBA8_CAN_BASE 0x100E2000 /* CAN bus */ +#define REALVIEW_PBA8_GIC_CPU_BASE 0x1E000000 /* Generic interrupt controller CPU interface */ +#define REALVIEW_PBA8_FLASH0_BASE 0x40000000 +#define REALVIEW_PBA8_FLASH0_SIZE SZ_64M +#define REALVIEW_PBA8_FLASH1_BASE 0x44000000 +#define REALVIEW_PBA8_FLASH1_SIZE SZ_64M +#define REALVIEW_PBA8_ETH_BASE 0x4E000000 /* Ethernet */ +#define REALVIEW_PBA8_USB_BASE 0x4F000000 /* USB */ +#define REALVIEW_PBA8_GIC_DIST_BASE 0x1E001000 /* Generic interrupt controller distributor */ +#define REALVIEW_PBA8_LT_BASE 0xC0000000 /* Logic Tile expansion */ +#define REALVIEW_PBA8_SDRAM6_BASE 0x70000000 /* SDRAM bank 6 256MB */ +#define REALVIEW_PBA8_SDRAM7_BASE 0x80000000 /* SDRAM bank 7 256MB */ + +#define REALVIEW_PBA8_SYS_PLD_CTRL1 0x74 + +/* + * PBA8 PCI regions + */ +#define REALVIEW_PBA8_PCI_BASE 0x90040000 /* PCI-X Unit base */ +#define REALVIEW_PBA8_PCI_IO_BASE 0x90050000 /* IO Region on AHB */ +#define REALVIEW_PBA8_PCI_MEM_BASE 0xA0000000 /* MEM Region on AHB */ + +#define REALVIEW_PBA8_PCI_BASE_SIZE 0x10000 /* 16 Kb */ +#define REALVIEW_PBA8_PCI_IO_SIZE 0x1000 /* 4 Kb */ +#define REALVIEW_PBA8_PCI_MEM_SIZE 0x20000000 /* 512 MB */ + +#endif /* __ASM_ARCH_BOARD_PBA8_H */ diff --git a/arch/arm/mach-realview/include/mach/board-pbx.h b/arch/arm/mach-realview/include/mach/board-pbx.h new file mode 100644 index 00000000000..848bfff6d8f --- /dev/null +++ b/arch/arm/mach-realview/include/mach/board-pbx.h @@ -0,0 +1,108 @@ +/* + * arch/arm/mach-realview/include/mach/board-pbx.h + * + * Copyright (C) 2009 ARM Limited + * + * 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. + * + * 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 + */ + +#ifndef __ASM_ARCH_BOARD_PBX_H +#define __ASM_ARCH_BOARD_PBX_H + +#include <mach/platform.h> + +/* + * Peripheral addresses + */ +#define REALVIEW_PBX_UART0_BASE 0x10009000 /* UART 0 */ +#define REALVIEW_PBX_UART1_BASE 0x1000A000 /* UART 1 */ +#define REALVIEW_PBX_UART2_BASE 0x1000B000 /* UART 2 */ +#define REALVIEW_PBX_UART3_BASE 0x1000C000 /* UART 3 */ +#define REALVIEW_PBX_SSP_BASE 0x1000D000 /* Synchronous Serial Port */ +#define REALVIEW_PBX_WATCHDOG0_BASE 0x1000F000 /* Watchdog 0 */ +#define REALVIEW_PBX_WATCHDOG_BASE 0x10010000 /* watchdog interface */ +#define REALVIEW_PBX_TIMER0_1_BASE 0x10011000 /* Timer 0 and 1 */ +#define REALVIEW_PBX_TIMER2_3_BASE 0x10012000 /* Timer 2 and 3 */ +#define REALVIEW_PBX_GPIO0_BASE 0x10013000 /* GPIO port 0 */ +#define REALVIEW_PBX_RTC_BASE 0x10017000 /* Real Time Clock */ +#define REALVIEW_PBX_TIMER4_5_BASE 0x10018000 /* Timer 4/5 */ +#define REALVIEW_PBX_TIMER6_7_BASE 0x10019000 /* Timer 6/7 */ +#define REALVIEW_PBX_SCTL_BASE 0x1001A000 /* System Controller */ +#define REALVIEW_PBX_CLCD_BASE 0x10020000 /* CLCD */ +#define REALVIEW_PBX_ONB_SRAM_BASE 0x10060000 /* On-board SRAM */ +#define REALVIEW_PBX_DMC_BASE 0x100E0000 /* DMC configuration */ +#define REALVIEW_PBX_SMC_BASE 0x100E1000 /* SMC configuration */ +#define REALVIEW_PBX_CAN_BASE 0x100E2000 /* CAN bus */ +#define REALVIEW_PBX_GIC_CPU_BASE 0x1E000000 /* Generic interrupt controller CPU interface */ +#define REALVIEW_PBX_FLASH0_BASE 0x40000000 +#define REALVIEW_PBX_FLASH0_SIZE SZ_64M +#define REALVIEW_PBX_FLASH1_BASE 0x44000000 +#define REALVIEW_PBX_FLASH1_SIZE SZ_64M +#define REALVIEW_PBX_ETH_BASE 0x4E000000 /* Ethernet */ +#define REALVIEW_PBX_USB_BASE 0x4F000000 /* USB */ +#define REALVIEW_PBX_GIC_DIST_BASE 0x1E001000 /* Generic interrupt controller distributor */ +#define REALVIEW_PBX_LT_BASE 0xC0000000 /* Logic Tile expansion */ +#define REALVIEW_PBX_SDRAM6_BASE 0x70000000 /* SDRAM bank 6 256MB */ +#define REALVIEW_PBX_SDRAM7_BASE 0x80000000 /* SDRAM bank 7 256MB */ + +/* + * Tile-specific addresses + */ +#define REALVIEW_PBX_TILE_SCU_BASE 0x1F000000 /* SCU registers */ +#define REALVIEW_PBX_TILE_GIC_CPU_BASE 0x1F000100 /* Private Generic interrupt controller CPU interface */ +#define REALVIEW_PBX_TILE_TWD_BASE 0x1F000600 +#define REALVIEW_PBX_TILE_TWD_PERCPU_BASE 0x1F000700 +#define REALVIEW_PBX_TILE_TWD_SIZE 0x00000100 +#define REALVIEW_PBX_TILE_GIC_DIST_BASE 0x1F001000 /* Private Generic interrupt controller distributor */ +#define REALVIEW_PBX_TILE_L220_BASE 0x1F002000 /* L220 registers */ + +#define REALVIEW_PBX_SYS_PLD_CTRL1 0x74 + +/* + * PBX PCI regions + */ +#define REALVIEW_PBX_PCI_BASE 0x90040000 /* PCI-X Unit base */ +#define REALVIEW_PBX_PCI_IO_BASE 0x90050000 /* IO Region on AHB */ +#define REALVIEW_PBX_PCI_MEM_BASE 0xA0000000 /* MEM Region on AHB */ + +#define REALVIEW_PBX_PCI_BASE_SIZE 0x10000 /* 16 Kb */ +#define REALVIEW_PBX_PCI_IO_SIZE 0x1000 /* 4 Kb */ +#define REALVIEW_PBX_PCI_MEM_SIZE 0x20000000 /* 512 MB */ + +/* + * Core tile identification (REALVIEW_SYS_PROCID) + */ +#define REALVIEW_PBX_PROC_MASK 0xFF000000 +#define REALVIEW_PBX_PROC_ARM7TDMI 0x00000000 +#define REALVIEW_PBX_PROC_ARM9 0x02000000 +#define REALVIEW_PBX_PROC_ARM11 0x04000000 +#define REALVIEW_PBX_PROC_ARM11MP 0x06000000 +#define REALVIEW_PBX_PROC_A9MP 0x0C000000 +#define REALVIEW_PBX_PROC_A8 0x0E000000 + +#define check_pbx_proc(proc_type) \ + ((readl(__io_address(REALVIEW_SYS_PROCID)) & REALVIEW_PBX_PROC_MASK) \ + == proc_type) + +#ifdef CONFIG_MACH_REALVIEW_PBX +#define core_tile_pbx11mp() check_pbx_proc(REALVIEW_PBX_PROC_ARM11MP) +#define core_tile_pbxa9mp() check_pbx_proc(REALVIEW_PBX_PROC_A9MP) +#define core_tile_pbxa8() check_pbx_proc(REALVIEW_PBX_PROC_A8) +#else +#define core_tile_pbx11mp() 0 +#define core_tile_pbxa9mp() 0 +#define core_tile_pbxa8() 0 +#endif + +#endif /* __ASM_ARCH_BOARD_PBX_H */ diff --git a/arch/arm/mach-realview/include/mach/hardware.h b/arch/arm/mach-realview/include/mach/hardware.h new file mode 100644 index 00000000000..281e71c9752 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/hardware.h @@ -0,0 +1,42 @@ +/* + * arch/arm/mach-realview/include/mach/hardware.h + * + * This file contains the hardware definitions of the RealView boards. + * + * Copyright (C) 2003 ARM Limited. + * + * 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 + */ +#ifndef __ASM_ARCH_HARDWARE_H +#define __ASM_ARCH_HARDWARE_H + +#include <asm/sizes.h> + +/* macro to get at IO space when running virtually */ +#ifdef CONFIG_MMU +/* + * Statically mapped addresses: + * + * 10xx xxxx -> fbxx xxxx + * 1exx xxxx -> fdxx xxxx + * 1fxx xxxx -> fexx xxxx + */ +#define IO_ADDRESS(x) (((x) & 0x03ffffff) + 0xfb000000) +#else +#define IO_ADDRESS(x) (x) +#endif +#define __io_address(n) IOMEM(IO_ADDRESS(n)) + +#endif diff --git a/arch/arm/mach-realview/include/mach/irqs-eb.h b/arch/arm/mach-realview/include/mach/irqs-eb.h new file mode 100644 index 00000000000..44754230fdc --- /dev/null +++ b/arch/arm/mach-realview/include/mach/irqs-eb.h @@ -0,0 +1,132 @@ +/* + * arch/arm/mach-realview/include/mach/irqs-eb.h + * + * Copyright (C) 2007 ARM Limited + * + * 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. + * + * 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., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifndef __MACH_IRQS_EB_H +#define __MACH_IRQS_EB_H + +#define IRQ_EB_GIC_START 32 + +/* + * RealView EB interrupt sources + */ +#define IRQ_EB_WDOG (IRQ_EB_GIC_START + 0) /* Watchdog timer */ +#define IRQ_EB_SOFT (IRQ_EB_GIC_START + 1) /* Software interrupt */ +#define IRQ_EB_COMMRx (IRQ_EB_GIC_START + 2) /* Debug Comm Rx interrupt */ +#define IRQ_EB_COMMTx (IRQ_EB_GIC_START + 3) /* Debug Comm Tx interrupt */ +#define IRQ_EB_TIMER0_1 (IRQ_EB_GIC_START + 4) /* Timer 0 and 1 */ +#define IRQ_EB_TIMER2_3 (IRQ_EB_GIC_START + 5) /* Timer 2 and 3 */ +#define IRQ_EB_GPIO0 (IRQ_EB_GIC_START + 6) /* GPIO 0 */ +#define IRQ_EB_GPIO1 (IRQ_EB_GIC_START + 7) /* GPIO 1 */ +#define IRQ_EB_GPIO2 (IRQ_EB_GIC_START + 8) /* GPIO 2 */ + /* 9 reserved */ +#define IRQ_EB_RTC (IRQ_EB_GIC_START + 10) /* Real Time Clock */ +#define IRQ_EB_SSP (IRQ_EB_GIC_START + 11) /* Synchronous Serial Port */ +#define IRQ_EB_UART0 (IRQ_EB_GIC_START + 12) /* UART 0 on development chip */ +#define IRQ_EB_UART1 (IRQ_EB_GIC_START + 13) /* UART 1 on development chip */ +#define IRQ_EB_UART2 (IRQ_EB_GIC_START + 14) /* UART 2 on development chip */ +#define IRQ_EB_UART3 (IRQ_EB_GIC_START + 15) /* UART 3 on development chip */ +#define IRQ_EB_SCI (IRQ_EB_GIC_START + 16) /* Smart Card Interface */ +#define IRQ_EB_MMCI0A (IRQ_EB_GIC_START + 17) /* Multimedia Card 0A */ +#define IRQ_EB_MMCI0B (IRQ_EB_GIC_START + 18) /* Multimedia Card 0B */ +#define IRQ_EB_AACI (IRQ_EB_GIC_START + 19) /* Audio Codec */ +#define IRQ_EB_KMI0 (IRQ_EB_GIC_START + 20) /* Keyboard/Mouse port 0 */ +#define IRQ_EB_KMI1 (IRQ_EB_GIC_START + 21) /* Keyboard/Mouse port 1 */ +#define IRQ_EB_CHARLCD (IRQ_EB_GIC_START + 22) /* Character LCD */ +#define IRQ_EB_CLCD (IRQ_EB_GIC_START + 23) /* CLCD controller */ +#define IRQ_EB_DMA (IRQ_EB_GIC_START + 24) /* DMA controller */ +#define IRQ_EB_PWRFAIL (IRQ_EB_GIC_START + 25) /* Power failure */ +#define IRQ_EB_PISMO (IRQ_EB_GIC_START + 26) /* PISMO interface */ +#define IRQ_EB_DoC (IRQ_EB_GIC_START + 27) /* Disk on Chip memory controller */ +#define IRQ_EB_ETH (IRQ_EB_GIC_START + 28) /* Ethernet controller */ +#define IRQ_EB_USB (IRQ_EB_GIC_START + 29) /* USB controller */ +#define IRQ_EB_TSPEN (IRQ_EB_GIC_START + 30) /* Touchscreen pen */ +#define IRQ_EB_TSKPAD (IRQ_EB_GIC_START + 31) /* Touchscreen keypad */ + +/* + * RealView EB + ARM11MPCore interrupt sources (primary GIC on the core tile) + */ +#define IRQ_EB11MP_AACI (IRQ_EB_GIC_START + 0) +#define IRQ_EB11MP_TIMER0_1 (IRQ_EB_GIC_START + 1) +#define IRQ_EB11MP_TIMER2_3 (IRQ_EB_GIC_START + 2) +#define IRQ_EB11MP_USB (IRQ_EB_GIC_START + 3) +#define IRQ_EB11MP_UART0 (IRQ_EB_GIC_START + 4) +#define IRQ_EB11MP_UART1 (IRQ_EB_GIC_START + 5) +#define IRQ_EB11MP_RTC (IRQ_EB_GIC_START + 6) +#define IRQ_EB11MP_KMI0 (IRQ_EB_GIC_START + 7) +#define IRQ_EB11MP_KMI1 (IRQ_EB_GIC_START + 8) +#define IRQ_EB11MP_ETH (IRQ_EB_GIC_START + 9) +#define IRQ_EB11MP_EB_IRQ1 (IRQ_EB_GIC_START + 10) /* main GIC */ +#define IRQ_EB11MP_EB_IRQ2 (IRQ_EB_GIC_START + 11) /* tile GIC */ +#define IRQ_EB11MP_EB_FIQ1 (IRQ_EB_GIC_START + 12) /* main GIC */ +#define IRQ_EB11MP_EB_FIQ2 (IRQ_EB_GIC_START + 13) /* tile GIC */ +#define IRQ_EB11MP_MMCI0A (IRQ_EB_GIC_START + 14) +#define IRQ_EB11MP_MMCI0B (IRQ_EB_GIC_START + 15) + +#define IRQ_EB11MP_PMU_CPU0 (IRQ_EB_GIC_START + 17) +#define IRQ_EB11MP_PMU_CPU1 (IRQ_EB_GIC_START + 18) +#define IRQ_EB11MP_PMU_CPU2 (IRQ_EB_GIC_START + 19) +#define IRQ_EB11MP_PMU_CPU3 (IRQ_EB_GIC_START + 20) +#define IRQ_EB11MP_PMU_SCU0 (IRQ_EB_GIC_START + 21) +#define IRQ_EB11MP_PMU_SCU1 (IRQ_EB_GIC_START + 22) +#define IRQ_EB11MP_PMU_SCU2 (IRQ_EB_GIC_START + 23) +#define IRQ_EB11MP_PMU_SCU3 (IRQ_EB_GIC_START + 24) +#define IRQ_EB11MP_PMU_SCU4 (IRQ_EB_GIC_START + 25) +#define IRQ_EB11MP_PMU_SCU5 (IRQ_EB_GIC_START + 26) +#define IRQ_EB11MP_PMU_SCU6 (IRQ_EB_GIC_START + 27) +#define IRQ_EB11MP_PMU_SCU7 (IRQ_EB_GIC_START + 28) + +#define IRQ_EB11MP_L220_EVENT (IRQ_EB_GIC_START + 29) +#define IRQ_EB11MP_L220_SLAVE (IRQ_EB_GIC_START + 30) +#define IRQ_EB11MP_L220_DECODE (IRQ_EB_GIC_START + 31) + +/* + * The 11MPcore tile leaves the following unconnected. + */ +#define IRQ_EB11MP_UART2 0 +#define IRQ_EB11MP_UART3 0 +#define IRQ_EB11MP_CLCD 0 +#define IRQ_EB11MP_DMA 0 +#define IRQ_EB11MP_WDOG 0 +#define IRQ_EB11MP_GPIO0 0 +#define IRQ_EB11MP_GPIO1 0 +#define IRQ_EB11MP_GPIO2 0 +#define IRQ_EB11MP_SCI 0 +#define IRQ_EB11MP_SSP 0 + +#define NR_GIC_EB11MP 2 + +/* + * Only define NR_IRQS if less than NR_IRQS_EB + */ +#define NR_IRQS_EB (IRQ_EB_GIC_START + 128) + +#if defined(CONFIG_MACH_REALVIEW_EB) \ + && (!defined(NR_IRQS) || (NR_IRQS < NR_IRQS_EB)) +#undef NR_IRQS +#define NR_IRQS NR_IRQS_EB +#endif + +#if defined(CONFIG_REALVIEW_EB_ARM11MP) || defined(CONFIG_REALVIEW_EB_A9MP) \ + && (!defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_EB11MP)) +#undef MAX_GIC_NR +#define MAX_GIC_NR NR_GIC_EB11MP +#endif + +#endif /* __MACH_IRQS_EB_H */ diff --git a/arch/arm/mach-realview/include/mach/irqs-pb1176.h b/arch/arm/mach-realview/include/mach/irqs-pb1176.h new file mode 100644 index 00000000000..708f84156f2 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/irqs-pb1176.h @@ -0,0 +1,100 @@ +/* + * arch/arm/mach-realview/include/mach/irqs-pb1176.h + * + * Copyright (C) 2008 ARM Limited + * + * 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. + * + * 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., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifndef __MACH_IRQS_PB1176_H +#define __MACH_IRQS_PB1176_H + +#define IRQ_DC1176_GIC_START 32 +#define IRQ_PB1176_GIC_START 64 + +/* + * ARM1176 DevChip interrupt sources (primary GIC) + */ +#define IRQ_DC1176_WATCHDOG (IRQ_DC1176_GIC_START + 0) /* Watchdog timer */ +#define IRQ_DC1176_SOFTINT (IRQ_DC1176_GIC_START + 1) /* Software interrupt */ +#define IRQ_DC1176_COMMRx (IRQ_DC1176_GIC_START + 2) /* Debug Comm Rx interrupt */ +#define IRQ_DC1176_COMMTx (IRQ_DC1176_GIC_START + 3) /* Debug Comm Tx interrupt */ +#define IRQ_DC1176_CORE_PMU (IRQ_DC1176_GIC_START + 7) /* Core PMU interrupt */ +#define IRQ_DC1176_TIMER0 (IRQ_DC1176_GIC_START + 8) /* Timer 0 */ +#define IRQ_DC1176_TIMER1 (IRQ_DC1176_GIC_START + 9) /* Timer 1 */ +#define IRQ_DC1176_TIMER2 (IRQ_DC1176_GIC_START + 10) /* Timer 2 */ +#define IRQ_DC1176_APC (IRQ_DC1176_GIC_START + 11) +#define IRQ_DC1176_IEC (IRQ_DC1176_GIC_START + 12) +#define IRQ_DC1176_L2CC (IRQ_DC1176_GIC_START + 13) +#define IRQ_DC1176_RTC (IRQ_DC1176_GIC_START + 14) +#define IRQ_DC1176_CLCD (IRQ_DC1176_GIC_START + 15) /* CLCD controller */ +#define IRQ_DC1176_GPIO0 (IRQ_DC1176_GIC_START + 16) +#define IRQ_DC1176_SSP (IRQ_DC1176_GIC_START + 17) /* SSP port */ +#define IRQ_DC1176_UART0 (IRQ_DC1176_GIC_START + 18) /* UART 0 on development chip */ +#define IRQ_DC1176_UART1 (IRQ_DC1176_GIC_START + 19) /* UART 1 on development chip */ +#define IRQ_DC1176_UART2 (IRQ_DC1176_GIC_START + 20) /* UART 2 on development chip */ +#define IRQ_DC1176_UART3 (IRQ_DC1176_GIC_START + 21) /* UART 3 on development chip */ + +#define IRQ_DC1176_PB_IRQ2 (IRQ_DC1176_GIC_START + 30) /* tile GIC */ +#define IRQ_DC1176_PB_IRQ1 (IRQ_DC1176_GIC_START + 31) /* main GIC */ + +/* + * RealView PB1176 interrupt sources (secondary GIC) + */ +#define IRQ_PB1176_MMCI0A (IRQ_PB1176_GIC_START + 1) /* Multimedia Card 0A */ +#define IRQ_PB1176_MMCI0B (IRQ_PB1176_GIC_START + 2) /* Multimedia Card 0A */ +#define IRQ_PB1176_KMI0 (IRQ_PB1176_GIC_START + 3) /* Keyboard/Mouse port 0 */ +#define IRQ_PB1176_KMI1 (IRQ_PB1176_GIC_START + 4) /* Keyboard/Mouse port 1 */ +#define IRQ_PB1176_SCI (IRQ_PB1176_GIC_START + 5) +#define IRQ_PB1176_UART4 (IRQ_PB1176_GIC_START + 6) /* UART 4 on baseboard */ +#define IRQ_PB1176_CHARLCD (IRQ_PB1176_GIC_START + 7) /* Character LCD */ +#define IRQ_PB1176_GPIO1 (IRQ_PB1176_GIC_START + 8) +#define IRQ_PB1176_GPIO2 (IRQ_PB1176_GIC_START + 9) +#define IRQ_PB1176_ETH (IRQ_PB1176_GIC_START + 10) /* Ethernet controller */ +#define IRQ_PB1176_USB (IRQ_PB1176_GIC_START + 11) /* USB controller */ + +#define IRQ_PB1176_PISMO (IRQ_PB1176_GIC_START + 16) + +#define IRQ_PB1176_AACI (IRQ_PB1176_GIC_START + 19) /* Audio Codec */ + +#define IRQ_PB1176_TIMER0_1 (IRQ_PB1176_GIC_START + 22) +#define IRQ_PB1176_TIMER2_3 (IRQ_PB1176_GIC_START + 23) +#define IRQ_PB1176_DMAC (IRQ_PB1176_GIC_START + 24) /* DMA controller */ +#define IRQ_PB1176_RTC (IRQ_PB1176_GIC_START + 25) /* Real Time Clock */ + +#define IRQ_PB1176_SCTL -1 + +#define NR_GIC_PB1176 2 + +/* + * Only define NR_IRQS if less than NR_IRQS_PB1176 + */ +#define NR_IRQS_PB1176 (IRQ_DC1176_GIC_START + 96) + +#if defined(CONFIG_MACH_REALVIEW_PB1176) + +#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PB1176) +#undef NR_IRQS +#define NR_IRQS NR_IRQS_PB1176 +#endif + +#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PB1176) +#undef MAX_GIC_NR +#define MAX_GIC_NR NR_GIC_PB1176 +#endif + +#endif /* CONFIG_MACH_REALVIEW_PB1176 */ + +#endif /* __MACH_IRQS_PB1176_H */ diff --git a/arch/arm/mach-realview/include/mach/irqs-pb11mp.h b/arch/arm/mach-realview/include/mach/irqs-pb11mp.h new file mode 100644 index 00000000000..34e255add21 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/irqs-pb11mp.h @@ -0,0 +1,122 @@ +/* + * arch/arm/mach-realview/include/mach/irqs-pb11mp.h + * + * Copyright (C) 2008 ARM Limited + * + * 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. + * + * 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., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifndef __MACH_IRQS_PB11MP_H +#define __MACH_IRQS_PB11MP_H + +#define IRQ_TC11MP_GIC_START 32 +#define IRQ_PB11MP_GIC_START 64 + +/* + * ARM11MPCore test chip interrupt sources (primary GIC on the test chip) + */ +#define IRQ_TC11MP_AACI (IRQ_TC11MP_GIC_START + 0) +#define IRQ_TC11MP_TIMER0_1 (IRQ_TC11MP_GIC_START + 1) +#define IRQ_TC11MP_TIMER2_3 (IRQ_TC11MP_GIC_START + 2) +#define IRQ_TC11MP_USB (IRQ_TC11MP_GIC_START + 3) +#define IRQ_TC11MP_UART0 (IRQ_TC11MP_GIC_START + 4) +#define IRQ_TC11MP_UART1 (IRQ_TC11MP_GIC_START + 5) +#define IRQ_TC11MP_RTC (IRQ_TC11MP_GIC_START + 6) +#define IRQ_TC11MP_KMI0 (IRQ_TC11MP_GIC_START + 7) +#define IRQ_TC11MP_KMI1 (IRQ_TC11MP_GIC_START + 8) +#define IRQ_TC11MP_ETH (IRQ_TC11MP_GIC_START + 9) +#define IRQ_TC11MP_PB_IRQ1 (IRQ_TC11MP_GIC_START + 10) /* main GIC */ +#define IRQ_TC11MP_PB_IRQ2 (IRQ_TC11MP_GIC_START + 11) /* tile GIC */ +#define IRQ_TC11MP_PB_FIQ1 (IRQ_TC11MP_GIC_START + 12) /* main GIC */ +#define IRQ_TC11MP_PB_FIQ2 (IRQ_TC11MP_GIC_START + 13) /* tile GIC */ +#define IRQ_TC11MP_MMCI0A (IRQ_TC11MP_GIC_START + 14) +#define IRQ_TC11MP_MMCI0B (IRQ_TC11MP_GIC_START + 15) + +#define IRQ_TC11MP_PMU_CPU0 (IRQ_TC11MP_GIC_START + 17) +#define IRQ_TC11MP_PMU_CPU1 (IRQ_TC11MP_GIC_START + 18) +#define IRQ_TC11MP_PMU_CPU2 (IRQ_TC11MP_GIC_START + 19) +#define IRQ_TC11MP_PMU_CPU3 (IRQ_TC11MP_GIC_START + 20) +#define IRQ_TC11MP_PMU_SCU0 (IRQ_TC11MP_GIC_START + 21) +#define IRQ_TC11MP_PMU_SCU1 (IRQ_TC11MP_GIC_START + 22) +#define IRQ_TC11MP_PMU_SCU2 (IRQ_TC11MP_GIC_START + 23) +#define IRQ_TC11MP_PMU_SCU3 (IRQ_TC11MP_GIC_START + 24) +#define IRQ_TC11MP_PMU_SCU4 (IRQ_TC11MP_GIC_START + 25) +#define IRQ_TC11MP_PMU_SCU5 (IRQ_TC11MP_GIC_START + 26) +#define IRQ_TC11MP_PMU_SCU6 (IRQ_TC11MP_GIC_START + 27) +#define IRQ_TC11MP_PMU_SCU7 (IRQ_TC11MP_GIC_START + 28) + +#define IRQ_TC11MP_L220_EVENT (IRQ_TC11MP_GIC_START + 29) +#define IRQ_TC11MP_L220_SLAVE (IRQ_TC11MP_GIC_START + 30) +#define IRQ_TC11MP_L220_DECODE (IRQ_TC11MP_GIC_START + 31) + +/* + * RealView PB11MPCore GIC interrupt sources (secondary GIC on the board) + */ +#define IRQ_PB11MP_WATCHDOG (IRQ_PB11MP_GIC_START + 0) /* Watchdog timer */ +#define IRQ_PB11MP_SOFT (IRQ_PB11MP_GIC_START + 1) /* Software interrupt */ +#define IRQ_PB11MP_COMMRx (IRQ_PB11MP_GIC_START + 2) /* Debug Comm Rx interrupt */ +#define IRQ_PB11MP_COMMTx (IRQ_PB11MP_GIC_START + 3) /* Debug Comm Tx interrupt */ +#define IRQ_PB11MP_GPIO0 (IRQ_PB11MP_GIC_START + 6) /* GPIO 0 */ +#define IRQ_PB11MP_GPIO1 (IRQ_PB11MP_GIC_START + 7) /* GPIO 1 */ +#define IRQ_PB11MP_GPIO2 (IRQ_PB11MP_GIC_START + 8) /* GPIO 2 */ + /* 9 reserved */ +#define IRQ_PB11MP_RTC_GIC1 (IRQ_PB11MP_GIC_START + 10) /* Real Time Clock */ +#define IRQ_PB11MP_SSP (IRQ_PB11MP_GIC_START + 11) /* Synchronous Serial Port */ +#define IRQ_PB11MP_UART0_GIC1 (IRQ_PB11MP_GIC_START + 12) /* UART 0 on development chip */ +#define IRQ_PB11MP_UART1_GIC1 (IRQ_PB11MP_GIC_START + 13) /* UART 1 on development chip */ +#define IRQ_PB11MP_UART2 (IRQ_PB11MP_GIC_START + 14) /* UART 2 on development chip */ +#define IRQ_PB11MP_UART3 (IRQ_PB11MP_GIC_START + 15) /* UART 3 on development chip */ +#define IRQ_PB11MP_SCI (IRQ_PB11MP_GIC_START + 16) /* Smart Card Interface */ +#define IRQ_PB11MP_MMCI0A_GIC1 (IRQ_PB11MP_GIC_START + 17) /* Multimedia Card 0A */ +#define IRQ_PB11MP_MMCI0B_GIC1 (IRQ_PB11MP_GIC_START + 18) /* Multimedia Card 0B */ +#define IRQ_PB11MP_AACI_GIC1 (IRQ_PB11MP_GIC_START + 19) /* Audio Codec */ +#define IRQ_PB11MP_KMI0_GIC1 (IRQ_PB11MP_GIC_START + 20) /* Keyboard/Mouse port 0 */ +#define IRQ_PB11MP_KMI1_GIC1 (IRQ_PB11MP_GIC_START + 21) /* Keyboard/Mouse port 1 */ +#define IRQ_PB11MP_CHARLCD (IRQ_PB11MP_GIC_START + 22) /* Character LCD */ +#define IRQ_PB11MP_CLCD (IRQ_PB11MP_GIC_START + 23) /* CLCD controller */ +#define IRQ_PB11MP_DMAC (IRQ_PB11MP_GIC_START + 24) /* DMA controller */ +#define IRQ_PB11MP_PWRFAIL (IRQ_PB11MP_GIC_START + 25) /* Power failure */ +#define IRQ_PB11MP_PISMO (IRQ_PB11MP_GIC_START + 26) /* PISMO interface */ +#define IRQ_PB11MP_DoC (IRQ_PB11MP_GIC_START + 27) /* Disk on Chip memory controller */ +#define IRQ_PB11MP_ETH_GIC1 (IRQ_PB11MP_GIC_START + 28) /* Ethernet controller */ +#define IRQ_PB11MP_USB_GIC1 (IRQ_PB11MP_GIC_START + 29) /* USB controller */ +#define IRQ_PB11MP_TSPEN (IRQ_PB11MP_GIC_START + 30) /* Touchscreen pen */ +#define IRQ_PB11MP_TSKPAD (IRQ_PB11MP_GIC_START + 31) /* Touchscreen keypad */ + +#define IRQ_PB11MP_SMC -1 +#define IRQ_PB11MP_SCTL -1 + +#define NR_GIC_PB11MP 2 + +/* + * Only define NR_IRQS if less than NR_IRQS_PB11MP + */ +#define NR_IRQS_PB11MP (IRQ_TC11MP_GIC_START + 96) + +#if defined(CONFIG_MACH_REALVIEW_PB11MP) + +#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PB11MP) +#undef NR_IRQS +#define NR_IRQS NR_IRQS_PB11MP +#endif + +#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PB11MP) +#undef MAX_GIC_NR +#define MAX_GIC_NR NR_GIC_PB11MP +#endif + +#endif /* CONFIG_MACH_REALVIEW_PB11MP */ + +#endif /* __MACH_IRQS_PB11MP_H */ diff --git a/arch/arm/mach-realview/include/mach/irqs-pba8.h b/arch/arm/mach-realview/include/mach/irqs-pba8.h new file mode 100644 index 00000000000..4a88a4edb65 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/irqs-pba8.h @@ -0,0 +1,94 @@ +/* + * arch/arm/mach-realview/include/mach/irqs-pba8.h + * + * Copyright (C) 2008 ARM Limited + * + * 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. + * + * 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., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifndef __MACH_IRQS_PBA8_H +#define __MACH_IRQS_PBA8_H + +#define IRQ_PBA8_GIC_START 32 + +/* + * PB-A8 on-board gic irq sources + */ +#define IRQ_PBA8_WATCHDOG (IRQ_PBA8_GIC_START + 0) /* Watchdog timer */ +#define IRQ_PBA8_SOFT (IRQ_PBA8_GIC_START + 1) /* Software interrupt */ +#define IRQ_PBA8_COMMRx (IRQ_PBA8_GIC_START + 2) /* Debug Comm Rx interrupt */ +#define IRQ_PBA8_COMMTx (IRQ_PBA8_GIC_START + 3) /* Debug Comm Tx interrupt */ +#define IRQ_PBA8_TIMER0_1 (IRQ_PBA8_GIC_START + 4) /* Timer 0/1 (default timer) */ +#define IRQ_PBA8_TIMER2_3 (IRQ_PBA8_GIC_START + 5) /* Timer 2/3 */ +#define IRQ_PBA8_GPIO0 (IRQ_PBA8_GIC_START + 6) /* GPIO 0 */ +#define IRQ_PBA8_GPIO1 (IRQ_PBA8_GIC_START + 7) /* GPIO 1 */ +#define IRQ_PBA8_GPIO2 (IRQ_PBA8_GIC_START + 8) /* GPIO 2 */ + /* 9 reserved */ +#define IRQ_PBA8_RTC (IRQ_PBA8_GIC_START + 10) /* Real Time Clock */ +#define IRQ_PBA8_SSP (IRQ_PBA8_GIC_START + 11) /* Synchronous Serial Port */ +#define IRQ_PBA8_UART0 (IRQ_PBA8_GIC_START + 12) /* UART 0 on development chip */ +#define IRQ_PBA8_UART1 (IRQ_PBA8_GIC_START + 13) /* UART 1 on development chip */ +#define IRQ_PBA8_UART2 (IRQ_PBA8_GIC_START + 14) /* UART 2 on development chip */ +#define IRQ_PBA8_UART3 (IRQ_PBA8_GIC_START + 15) /* UART 3 on development chip */ +#define IRQ_PBA8_SCI (IRQ_PBA8_GIC_START + 16) /* Smart Card Interface */ +#define IRQ_PBA8_MMCI0A (IRQ_PBA8_GIC_START + 17) /* Multimedia Card 0A */ +#define IRQ_PBA8_MMCI0B (IRQ_PBA8_GIC_START + 18) /* Multimedia Card 0B */ +#define IRQ_PBA8_AACI (IRQ_PBA8_GIC_START + 19) /* Audio Codec */ +#define IRQ_PBA8_KMI0 (IRQ_PBA8_GIC_START + 20) /* Keyboard/Mouse port 0 */ +#define IRQ_PBA8_KMI1 (IRQ_PBA8_GIC_START + 21) /* Keyboard/Mouse port 1 */ +#define IRQ_PBA8_CHARLCD (IRQ_PBA8_GIC_START + 22) /* Character LCD */ +#define IRQ_PBA8_CLCD (IRQ_PBA8_GIC_START + 23) /* CLCD controller */ +#define IRQ_PBA8_DMAC (IRQ_PBA8_GIC_START + 24) /* DMA controller */ +#define IRQ_PBA8_PWRFAIL (IRQ_PBA8_GIC_START + 25) /* Power failure */ +#define IRQ_PBA8_PISMO (IRQ_PBA8_GIC_START + 26) /* PISMO interface */ +#define IRQ_PBA8_DoC (IRQ_PBA8_GIC_START + 27) /* Disk on Chip memory controller */ +#define IRQ_PBA8_ETH (IRQ_PBA8_GIC_START + 28) /* Ethernet controller */ +#define IRQ_PBA8_USB (IRQ_PBA8_GIC_START + 29) /* USB controller */ +#define IRQ_PBA8_TSPEN (IRQ_PBA8_GIC_START + 30) /* Touchscreen pen */ +#define IRQ_PBA8_TSKPAD (IRQ_PBA8_GIC_START + 31) /* Touchscreen keypad */ + +#define IRQ_PBA8_PMU (IRQ_PBA8_GIC_START + 47) /* Cortex-A8 PMU */ + +/* ... */ +#define IRQ_PBA8_PCI0 (IRQ_PBA8_GIC_START + 50) +#define IRQ_PBA8_PCI1 (IRQ_PBA8_GIC_START + 51) +#define IRQ_PBA8_PCI2 (IRQ_PBA8_GIC_START + 52) +#define IRQ_PBA8_PCI3 (IRQ_PBA8_GIC_START + 53) + +#define IRQ_PBA8_SMC -1 +#define IRQ_PBA8_SCTL -1 + +#define NR_GIC_PBA8 1 + +/* + * Only define NR_IRQS if less than NR_IRQS_PBA8 + */ +#define NR_IRQS_PBA8 (IRQ_PBA8_GIC_START + 64) + +#if defined(CONFIG_MACH_REALVIEW_PBA8) + +#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PBA8) +#undef NR_IRQS +#define NR_IRQS NR_IRQS_PBA8 +#endif + +#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PBA8) +#undef MAX_GIC_NR +#define MAX_GIC_NR NR_GIC_PBA8 +#endif + +#endif /* CONFIG_MACH_REALVIEW_PBA8 */ + +#endif /* __MACH_IRQS_PBA8_H */ diff --git a/arch/arm/mach-realview/include/mach/irqs-pbx.h b/arch/arm/mach-realview/include/mach/irqs-pbx.h new file mode 100644 index 00000000000..206a3001f46 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/irqs-pbx.h @@ -0,0 +1,109 @@ +/* + * arch/arm/mach-realview/include/mach/irqs-pbx.h + * + * Copyright (C) 2009 ARM Limited + * + * 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. + * + * 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 + */ + +#ifndef __MACH_IRQS_PBX_H +#define __MACH_IRQS_PBX_H + +#define IRQ_PBX_GIC_START 32 + +/* + * PBX on-board gic irq sources + */ +#define IRQ_PBX_WATCHDOG (IRQ_PBX_GIC_START + 0) /* Watchdog timer */ +#define IRQ_PBX_SOFT (IRQ_PBX_GIC_START + 1) /* Software interrupt */ +#define IRQ_PBX_COMMRx (IRQ_PBX_GIC_START + 2) /* Debug Comm Rx interrupt */ +#define IRQ_PBX_COMMTx (IRQ_PBX_GIC_START + 3) /* Debug Comm Tx interrupt */ +#define IRQ_PBX_TIMER0_1 (IRQ_PBX_GIC_START + 4) /* Timer 0/1 (default timer) */ +#define IRQ_PBX_TIMER2_3 (IRQ_PBX_GIC_START + 5) /* Timer 2/3 */ +#define IRQ_PBX_GPIO0 (IRQ_PBX_GIC_START + 6) /* GPIO 0 */ +#define IRQ_PBX_GPIO1 (IRQ_PBX_GIC_START + 7) /* GPIO 1 */ +#define IRQ_PBX_GPIO2 (IRQ_PBX_GIC_START + 8) /* GPIO 2 */ + /* 9 reserved */ +#define IRQ_PBX_RTC (IRQ_PBX_GIC_START + 10) /* Real Time Clock */ +#define IRQ_PBX_SSP (IRQ_PBX_GIC_START + 11) /* Synchronous Serial Port */ +#define IRQ_PBX_UART0 (IRQ_PBX_GIC_START + 12) /* UART 0 on development chip */ +#define IRQ_PBX_UART1 (IRQ_PBX_GIC_START + 13) /* UART 1 on development chip */ +#define IRQ_PBX_UART2 (IRQ_PBX_GIC_START + 14) /* UART 2 on development chip */ +#define IRQ_PBX_UART3 (IRQ_PBX_GIC_START + 15) /* UART 3 on development chip */ +#define IRQ_PBX_SCI (IRQ_PBX_GIC_START + 16) /* Smart Card Interface */ +#define IRQ_PBX_MMCI0A (IRQ_PBX_GIC_START + 17) /* Multimedia Card 0A */ +#define IRQ_PBX_MMCI0B (IRQ_PBX_GIC_START + 18) /* Multimedia Card 0B */ +#define IRQ_PBX_AACI (IRQ_PBX_GIC_START + 19) /* Audio Codec */ +#define IRQ_PBX_KMI0 (IRQ_PBX_GIC_START + 20) /* Keyboard/Mouse port 0 */ +#define IRQ_PBX_KMI1 (IRQ_PBX_GIC_START + 21) /* Keyboard/Mouse port 1 */ +#define IRQ_PBX_CHARLCD (IRQ_PBX_GIC_START + 22) /* Character LCD */ +#define IRQ_PBX_CLCD (IRQ_PBX_GIC_START + 23) /* CLCD controller */ +#define IRQ_PBX_DMAC (IRQ_PBX_GIC_START + 24) /* DMA controller */ +#define IRQ_PBX_PWRFAIL (IRQ_PBX_GIC_START + 25) /* Power failure */ +#define IRQ_PBX_PISMO (IRQ_PBX_GIC_START + 26) /* PISMO interface */ +#define IRQ_PBX_DoC (IRQ_PBX_GIC_START + 27) /* Disk on Chip memory controller */ +#define IRQ_PBX_ETH (IRQ_PBX_GIC_START + 28) /* Ethernet controller */ +#define IRQ_PBX_USB (IRQ_PBX_GIC_START + 29) /* USB controller */ +#define IRQ_PBX_TSPEN (IRQ_PBX_GIC_START + 30) /* Touchscreen pen */ +#define IRQ_PBX_TSKPAD (IRQ_PBX_GIC_START + 31) /* Touchscreen keypad */ + +#define IRQ_PBX_PMU_SCU0 (IRQ_PBX_GIC_START + 32) /* SCU PMU Interrupts (11mp) */ +#define IRQ_PBX_PMU_SCU1 (IRQ_PBX_GIC_START + 33) +#define IRQ_PBX_PMU_SCU2 (IRQ_PBX_GIC_START + 34) +#define IRQ_PBX_PMU_SCU3 (IRQ_PBX_GIC_START + 35) +#define IRQ_PBX_PMU_SCU4 (IRQ_PBX_GIC_START + 36) +#define IRQ_PBX_PMU_SCU5 (IRQ_PBX_GIC_START + 37) +#define IRQ_PBX_PMU_SCU6 (IRQ_PBX_GIC_START + 38) +#define IRQ_PBX_PMU_SCU7 (IRQ_PBX_GIC_START + 39) + +#define IRQ_PBX_WATCHDOG1 (IRQ_PBX_GIC_START + 40) /* Watchdog1 timer */ +#define IRQ_PBX_TIMER4_5 (IRQ_PBX_GIC_START + 41) /* Timer 0/1 (default timer) */ +#define IRQ_PBX_TIMER6_7 (IRQ_PBX_GIC_START + 42) /* Timer 2/3 */ +/* ... */ +#define IRQ_PBX_PMU_CPU0 (IRQ_PBX_GIC_START + 44) /* CPU PMU Interrupts */ +#define IRQ_PBX_PMU_CPU1 (IRQ_PBX_GIC_START + 45) +#define IRQ_PBX_PMU_CPU2 (IRQ_PBX_GIC_START + 46) +#define IRQ_PBX_PMU_CPU3 (IRQ_PBX_GIC_START + 47) + +/* ... */ +#define IRQ_PBX_PCI0 (IRQ_PBX_GIC_START + 50) +#define IRQ_PBX_PCI1 (IRQ_PBX_GIC_START + 51) +#define IRQ_PBX_PCI2 (IRQ_PBX_GIC_START + 52) +#define IRQ_PBX_PCI3 (IRQ_PBX_GIC_START + 53) + +#define IRQ_PBX_SMC -1 +#define IRQ_PBX_SCTL -1 + +#define NR_GIC_PBX 1 + +/* + * Only define NR_IRQS if less than NR_IRQS_PBX + */ +#define NR_IRQS_PBX (IRQ_PBX_GIC_START + 96) + +#if defined(CONFIG_MACH_REALVIEW_PBX) + +#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PBX) +#undef NR_IRQS +#define NR_IRQS NR_IRQS_PBX +#endif + +#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PBX) +#undef MAX_GIC_NR +#define MAX_GIC_NR NR_GIC_PBX +#endif + +#endif /* CONFIG_MACH_REALVIEW_PBX */ + +#endif /* __MACH_IRQS_PBX_H */ diff --git a/arch/arm/mach-realview/include/mach/irqs.h b/arch/arm/mach-realview/include/mach/irqs.h new file mode 100644 index 00000000000..78854f2fa32 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/irqs.h @@ -0,0 +1,40 @@ +/* + * arch/arm/mach-realview/include/mach/irqs.h + * + * Copyright (C) 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 + */ + +#ifndef __ASM_ARCH_IRQS_H +#define __ASM_ARCH_IRQS_H + +#include <mach/irqs-eb.h> +#include <mach/irqs-pb11mp.h> +#include <mach/irqs-pb1176.h> +#include <mach/irqs-pba8.h> +#include <mach/irqs-pbx.h> + +#define IRQ_LOCALTIMER 29 +#define IRQ_LOCALWDOG 30 + +#define IRQ_GIC_START 32 + +#ifndef NR_IRQS +#error "NR_IRQS not defined by the board-specific files" +#endif + +#endif diff --git a/arch/arm/mach-realview/include/mach/memory.h b/arch/arm/mach-realview/include/mach/memory.h new file mode 100644 index 00000000000..db09170e383 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/memory.h @@ -0,0 +1,73 @@ +/* + * arch/arm/mach-realview/include/mach/memory.h + * + * Copyright (C) 2003 ARM Limited + * + * 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 + */ +#ifndef __ASM_ARCH_MEMORY_H +#define __ASM_ARCH_MEMORY_H + +/* + * Physical DRAM offset. + */ +#ifdef CONFIG_REALVIEW_HIGH_PHYS_OFFSET +#define PLAT_PHYS_OFFSET UL(0x70000000) +#else +#define PLAT_PHYS_OFFSET UL(0x00000000) +#endif + +#ifdef CONFIG_SPARSEMEM + +/* + * Sparsemem definitions for RealView PBX. + * + * The RealView PBX board has another block of 512MB of RAM at 0x20000000, + * however only the block at 0x70000000 (or the 256MB mirror at 0x00000000) + * may be used for DMA. + * + * The macros below define a section size of 256MB and a non-linear virtual to + * physical mapping: + * + * 256MB @ 0x00000000 -> PAGE_OFFSET + * 512MB @ 0x20000000 -> PAGE_OFFSET + 0x10000000 + * 256MB @ 0x80000000 -> PAGE_OFFSET + 0x30000000 + */ +#ifdef CONFIG_REALVIEW_HIGH_PHYS_OFFSET +#error "SPARSEMEM not available with REALVIEW_HIGH_PHYS_OFFSET" +#endif + +#define MAX_PHYSMEM_BITS 32 +#define SECTION_SIZE_BITS 28 + +/* bank page offsets */ +#define PAGE_OFFSET1 (PAGE_OFFSET + 0x10000000) +#define PAGE_OFFSET2 (PAGE_OFFSET + 0x30000000) + +#define PHYS_OFFSET PLAT_PHYS_OFFSET + +#define __phys_to_virt(phys) \ + ((phys) >= 0x80000000 ? (phys) - 0x80000000 + PAGE_OFFSET2 : \ + (phys) >= 0x20000000 ? (phys) - 0x20000000 + PAGE_OFFSET1 : \ + (phys) + PAGE_OFFSET) + +#define __virt_to_phys(virt) \ + ((virt) >= PAGE_OFFSET2 ? (virt) - PAGE_OFFSET2 + 0x80000000 : \ + (virt) >= PAGE_OFFSET1 ? (virt) - PAGE_OFFSET1 + 0x20000000 : \ + (virt) - PAGE_OFFSET) + +#endif /* CONFIG_SPARSEMEM */ + +#endif diff --git a/arch/arm/mach-realview/include/mach/platform.h b/arch/arm/mach-realview/include/mach/platform.h new file mode 100644 index 00000000000..1b77a27bada --- /dev/null +++ b/arch/arm/mach-realview/include/mach/platform.h @@ -0,0 +1,249 @@ +/* + * arch/arm/mach-realview/include/mach/platform.h + * + * Copyright (c) ARM Limited 2003. All rights reserved. + * + * 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 + */ + +#ifndef __ASM_ARCH_PLATFORM_H +#define __ASM_ARCH_PLATFORM_H + +/* + * Memory definitions + */ +#define REALVIEW_BOOT_ROM_LO 0x30000000 /* DoC Base (64Mb)...*/ +#define REALVIEW_BOOT_ROM_HI 0x30000000 +#define REALVIEW_BOOT_ROM_BASE REALVIEW_BOOT_ROM_HI /* Normal position */ +#define REALVIEW_BOOT_ROM_SIZE SZ_64M + +#define REALVIEW_SSRAM_BASE /* REALVIEW_SSMC_BASE ? */ +#define REALVIEW_SSRAM_SIZE SZ_2M + +/* + * SDRAM + */ +#define REALVIEW_SDRAM_BASE 0x00000000 + +/* + * Logic expansion modules + * + */ + + +/* ------------------------------------------------------------------------ + * RealView Registers + * ------------------------------------------------------------------------ + * + */ +#define REALVIEW_SYS_ID_OFFSET 0x00 +#define REALVIEW_SYS_SW_OFFSET 0x04 +#define REALVIEW_SYS_LED_OFFSET 0x08 +#define REALVIEW_SYS_OSC0_OFFSET 0x0C + +#define REALVIEW_SYS_OSC1_OFFSET 0x10 +#define REALVIEW_SYS_OSC2_OFFSET 0x14 +#define REALVIEW_SYS_OSC3_OFFSET 0x18 +#define REALVIEW_SYS_OSC4_OFFSET 0x1C /* OSC1 for RealView/AB */ + +#define REALVIEW_SYS_LOCK_OFFSET 0x20 +#define REALVIEW_SYS_100HZ_OFFSET 0x24 +#define REALVIEW_SYS_CFGDATA1_OFFSET 0x28 +#define REALVIEW_SYS_CFGDATA2_OFFSET 0x2C +#define REALVIEW_SYS_FLAGS_OFFSET 0x30 +#define REALVIEW_SYS_FLAGSSET_OFFSET 0x30 +#define REALVIEW_SYS_FLAGSCLR_OFFSET 0x34 +#define REALVIEW_SYS_NVFLAGS_OFFSET 0x38 +#define REALVIEW_SYS_NVFLAGSSET_OFFSET 0x38 +#define REALVIEW_SYS_NVFLAGSCLR_OFFSET 0x3C +#define REALVIEW_SYS_RESETCTL_OFFSET 0x40 +#define REALVIEW_SYS_PCICTL_OFFSET 0x44 +#define REALVIEW_SYS_MCI_OFFSET 0x48 +#define REALVIEW_SYS_FLASH_OFFSET 0x4C +#define REALVIEW_SYS_CLCD_OFFSET 0x50 +#define REALVIEW_SYS_CLCDSER_OFFSET 0x54 +#define REALVIEW_SYS_BOOTCS_OFFSET 0x58 +#define REALVIEW_SYS_24MHz_OFFSET 0x5C +#define REALVIEW_SYS_MISC_OFFSET 0x60 +#define REALVIEW_SYS_IOSEL_OFFSET 0x70 +#define REALVIEW_SYS_PROCID_OFFSET 0x84 +#define REALVIEW_SYS_TEST_OSC0_OFFSET 0xC0 +#define REALVIEW_SYS_TEST_OSC1_OFFSET 0xC4 +#define REALVIEW_SYS_TEST_OSC2_OFFSET 0xC8 +#define REALVIEW_SYS_TEST_OSC3_OFFSET 0xCC +#define REALVIEW_SYS_TEST_OSC4_OFFSET 0xD0 + +#define REALVIEW_SYS_BASE 0x10000000 +#define REALVIEW_SYS_ID (REALVIEW_SYS_BASE + REALVIEW_SYS_ID_OFFSET) +#define REALVIEW_SYS_SW (REALVIEW_SYS_BASE + REALVIEW_SYS_SW_OFFSET) +#define REALVIEW_SYS_LED (REALVIEW_SYS_BASE + REALVIEW_SYS_LED_OFFSET) +#define REALVIEW_SYS_OSC0 (REALVIEW_SYS_BASE + REALVIEW_SYS_OSC0_OFFSET) +#define REALVIEW_SYS_OSC1 (REALVIEW_SYS_BASE + REALVIEW_SYS_OSC1_OFFSET) + +#define REALVIEW_SYS_LOCK (REALVIEW_SYS_BASE + REALVIEW_SYS_LOCK_OFFSET) +#define REALVIEW_SYS_100HZ (REALVIEW_SYS_BASE + REALVIEW_SYS_100HZ_OFFSET) +#define REALVIEW_SYS_CFGDATA1 (REALVIEW_SYS_BASE + REALVIEW_SYS_CFGDATA1_OFFSET) +#define REALVIEW_SYS_CFGDATA2 (REALVIEW_SYS_BASE + REALVIEW_SYS_CFGDATA2_OFFSET) +#define REALVIEW_SYS_FLAGS (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGS_OFFSET) +#define REALVIEW_SYS_FLAGSSET (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGSSET_OFFSET) +#define REALVIEW_SYS_FLAGSCLR (REALVIEW_SYS_BASE + REALVIEW_SYS_FLAGSCLR_OFFSET) +#define REALVIEW_SYS_NVFLAGS (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGS_OFFSET) +#define REALVIEW_SYS_NVFLAGSSET (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGSSET_OFFSET) +#define REALVIEW_SYS_NVFLAGSCLR (REALVIEW_SYS_BASE + REALVIEW_SYS_NVFLAGSCLR_OFFSET) +#define REALVIEW_SYS_RESETCTL (REALVIEW_SYS_BASE + REALVIEW_SYS_RESETCTL_OFFSET) +#define REALVIEW_SYS_PCICTL (REALVIEW_SYS_BASE + REALVIEW_SYS_PCICTL_OFFSET) +#define REALVIEW_SYS_MCI (REALVIEW_SYS_BASE + REALVIEW_SYS_MCI_OFFSET) +#define REALVIEW_SYS_FLASH (REALVIEW_SYS_BASE + REALVIEW_SYS_FLASH_OFFSET) +#define REALVIEW_SYS_CLCD (REALVIEW_SYS_BASE + REALVIEW_SYS_CLCD_OFFSET) +#define REALVIEW_SYS_CLCDSER (REALVIEW_SYS_BASE + REALVIEW_SYS_CLCDSER_OFFSET) +#define REALVIEW_SYS_BOOTCS (REALVIEW_SYS_BASE + REALVIEW_SYS_BOOTCS_OFFSET) +#define REALVIEW_SYS_24MHz (REALVIEW_SYS_BASE + REALVIEW_SYS_24MHz_OFFSET) +#define REALVIEW_SYS_MISC (REALVIEW_SYS_BASE + REALVIEW_SYS_MISC_OFFSET) +#define REALVIEW_SYS_IOSEL (REALVIEW_SYS_BASE + REALVIEW_SYS_IOSEL_OFFSET) +#define REALVIEW_SYS_PROCID (REALVIEW_SYS_BASE + REALVIEW_SYS_PROCID_OFFSET) +#define REALVIEW_SYS_TEST_OSC0 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC0_OFFSET) +#define REALVIEW_SYS_TEST_OSC1 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC1_OFFSET) +#define REALVIEW_SYS_TEST_OSC2 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC2_OFFSET) +#define REALVIEW_SYS_TEST_OSC3 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC3_OFFSET) +#define REALVIEW_SYS_TEST_OSC4 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC4_OFFSET) + +/* ------------------------------------------------------------------------ + * RealView control registers + * ------------------------------------------------------------------------ + */ + +/* + * REALVIEW_IDFIELD + * + * 31:24 = manufacturer (0x41 = ARM) + * 23:16 = architecture (0x08 = AHB system bus, ASB processor bus) + * 15:12 = FPGA (0x3 = XVC600 or XVC600E) + * 11:4 = build value + * 3:0 = revision number (0x1 = rev B (AHB)) + */ + +/* + * REALVIEW_SYS_LOCK + * control access to SYS_OSCx, SYS_CFGDATAx, SYS_RESETCTL, + * SYS_CLD, SYS_BOOTCS + */ +#define REALVIEW_SYS_LOCK_LOCKED (1 << 16) +#define REALVIEW_SYS_LOCK_VAL 0xA05F /* Enable write access */ + +/* + * REALVIEW_SYS_FLASH + */ +#define REALVIEW_FLASHPROG_FLVPPEN (1 << 0) /* Enable writing to flash */ + +/* + * REALVIEW_INTREG + * - used to acknowledge and control MMCI and UART interrupts + */ +#define REALVIEW_INTREG_WPROT 0x00 /* MMC protection status (no interrupt generated) */ +#define REALVIEW_INTREG_RI0 0x01 /* Ring indicator UART0 is asserted, */ +#define REALVIEW_INTREG_CARDIN 0x08 /* MMCI card in detect */ + /* write 1 to acknowledge and clear */ +#define REALVIEW_INTREG_RI1 0x02 /* Ring indicator UART1 is asserted, */ +#define REALVIEW_INTREG_CARDINSERT 0x03 /* Signal insertion of MMC card */ + +/* + * RealView common peripheral addresses + */ +#define REALVIEW_SCTL_BASE 0x10001000 /* System controller */ +#define REALVIEW_I2C_BASE 0x10002000 /* I2C control */ +#define REALVIEW_AACI_BASE 0x10004000 /* Audio */ +#define REALVIEW_MMCI0_BASE 0x10005000 /* MMC interface */ +#define REALVIEW_KMI0_BASE 0x10006000 /* KMI interface */ +#define REALVIEW_KMI1_BASE 0x10007000 /* KMI 2nd interface */ +#define REALVIEW_CHAR_LCD_BASE 0x10008000 /* Character LCD */ +#define REALVIEW_SCI_BASE 0x1000E000 /* Smart card controller */ +#define REALVIEW_GPIO1_BASE 0x10014000 /* GPIO port 1 */ +#define REALVIEW_GPIO2_BASE 0x10015000 /* GPIO port 2 */ +#define REALVIEW_DMC_BASE 0x10018000 /* DMC configuration */ +#define REALVIEW_DMAC_BASE 0x10030000 /* DMA controller */ + +/* PCI space */ +#define REALVIEW_PCI_BASE 0x41000000 /* PCI Interface */ +#define REALVIEW_PCI_CFG_BASE 0x42000000 +#define REALVIEW_PCI_MEM_BASE0 0x44000000 +#define REALVIEW_PCI_MEM_BASE1 0x50000000 +#define REALVIEW_PCI_MEM_BASE2 0x60000000 +/* Sizes of above maps */ +#define REALVIEW_PCI_BASE_SIZE 0x01000000 +#define REALVIEW_PCI_CFG_BASE_SIZE 0x02000000 +#define REALVIEW_PCI_MEM_BASE0_SIZE 0x0c000000 /* 32Mb */ +#define REALVIEW_PCI_MEM_BASE1_SIZE 0x10000000 /* 256Mb */ +#define REALVIEW_PCI_MEM_BASE2_SIZE 0x10000000 /* 256Mb */ + +#define REALVIEW_SDRAM67_BASE 0x70000000 /* SDRAM banks 6 and 7 */ +#define REALVIEW_LT_BASE 0x80000000 /* Logic Tile expansion */ + +/* + * CompactFlash + */ +#define REALVIEW_CF_BASE 0x18000000 /* CompactFlash */ +#define REALVIEW_CF_MEM_BASE 0x18003000 /* SMC for CompactFlash */ + +/* + * Disk on Chip + */ +#define REALVIEW_DOC_BASE 0x2C000000 +#define REALVIEW_DOC_SIZE (16 << 20) +#define REALVIEW_DOC_PAGE_SIZE 512 +#define REALVIEW_DOC_TOTAL_PAGES (DOC_SIZE / PAGE_SIZE) + +#define ERASE_UNIT_PAGES 32 +#define START_PAGE 0x80 + +/* + * LED settings, bits [7:0] + */ +#define REALVIEW_SYS_LED0 (1 << 0) +#define REALVIEW_SYS_LED1 (1 << 1) +#define REALVIEW_SYS_LED2 (1 << 2) +#define REALVIEW_SYS_LED3 (1 << 3) +#define REALVIEW_SYS_LED4 (1 << 4) +#define REALVIEW_SYS_LED5 (1 << 5) +#define REALVIEW_SYS_LED6 (1 << 6) +#define REALVIEW_SYS_LED7 (1 << 7) + +#define ALL_LEDS 0xFF + +#define LED_BANK REALVIEW_SYS_LED + +/* + * Control registers + */ +#define REALVIEW_IDFIELD_OFFSET 0x0 /* RealView build information */ +#define REALVIEW_FLASHPROG_OFFSET 0x4 /* Flash devices */ +#define REALVIEW_INTREG_OFFSET 0x8 /* Interrupt control */ +#define REALVIEW_DECODE_OFFSET 0xC /* Fitted logic modules */ + +/* + * System controller bit assignment + */ +#define REALVIEW_REFCLK 0 +#define REALVIEW_TIMCLK 1 + +#define REALVIEW_TIMER1_EnSel 15 +#define REALVIEW_TIMER2_EnSel 17 +#define REALVIEW_TIMER3_EnSel 19 +#define REALVIEW_TIMER4_EnSel 21 + + +#define REALVIEW_CSR_BASE 0x10000000 +#define REALVIEW_CSR_SIZE 0x10000000 + +#endif /* __ASM_ARCH_PLATFORM_H */ diff --git a/arch/arm/mach-realview/include/mach/uncompress.h b/arch/arm/mach-realview/include/mach/uncompress.h new file mode 100644 index 00000000000..cfa30d21783 --- /dev/null +++ b/arch/arm/mach-realview/include/mach/uncompress.h @@ -0,0 +1,77 @@ +/* + * arch/arm/mach-realview/include/mach/uncompress.h + * + * Copyright (C) 2003 ARM Limited + * + * 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 + */ +#include <mach/hardware.h> +#include <asm/mach-types.h> + +#include <mach/board-eb.h> +#include <mach/board-pb11mp.h> +#include <mach/board-pb1176.h> +#include <mach/board-pba8.h> +#include <mach/board-pbx.h> + +#define AMBA_UART_DR(base) (*(volatile unsigned char *)((base) + 0x00)) +#define AMBA_UART_LCRH(base) (*(volatile unsigned char *)((base) + 0x2c)) +#define AMBA_UART_CR(base) (*(volatile unsigned char *)((base) + 0x30)) +#define AMBA_UART_FR(base) (*(volatile unsigned char *)((base) + 0x18)) + +/* + * Return the UART base address + */ +static inline unsigned long get_uart_base(void) +{ + if (machine_is_realview_eb()) + return REALVIEW_EB_UART0_BASE; + else if (machine_is_realview_pb11mp()) + return REALVIEW_PB11MP_UART0_BASE; + else if (machine_is_realview_pb1176()) + return REALVIEW_PB1176_UART0_BASE; + else if (machine_is_realview_pba8()) + return REALVIEW_PBA8_UART0_BASE; + else if (machine_is_realview_pbx()) + return REALVIEW_PBX_UART0_BASE; + else + return 0; +} + +/* + * This does not append a newline + */ +static inline void putc(int c) +{ + unsigned long base = get_uart_base(); + + while (AMBA_UART_FR(base) & (1 << 5)) + barrier(); + + AMBA_UART_DR(base) = c; +} + +static inline void flush(void) +{ + unsigned long base = get_uart_base(); + + while (AMBA_UART_FR(base) & (1 << 3)) + barrier(); +} + +/* + * nothing to do + */ +#define arch_decomp_setup() diff --git a/arch/arm/mach-realview/localtimer.c b/arch/arm/mach-realview/localtimer.c deleted file mode 100644 index 50604360479..00000000000 --- a/arch/arm/mach-realview/localtimer.c +++ /dev/null @@ -1,207 +0,0 @@ -/* - * linux/arch/arm/mach-realview/localtimer.c - * - * Copyright (C) 2002 ARM Ltd. - * All Rights Reserved - * - * 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. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/device.h> -#include <linux/smp.h> -#include <linux/jiffies.h> -#include <linux/percpu.h> -#include <linux/clockchips.h> -#include <linux/irq.h> - -#include <asm/hardware/arm_twd.h> -#include <asm/hardware/gic.h> -#include <asm/hardware.h> -#include <asm/io.h> -#include <asm/irq.h> - -static DEFINE_PER_CPU(struct clock_event_device, local_clockevent); - -/* - * Used on SMP for either the local timer or IPI_TIMER - */ -void local_timer_interrupt(void) -{ - struct clock_event_device *clk = &__get_cpu_var(local_clockevent); - - clk->event_handler(clk); -} - -#ifdef CONFIG_LOCAL_TIMERS - -#define TWD_BASE(cpu) (twd_base_addr + (cpu) * twd_size) - -/* set up by the platform code */ -void __iomem *twd_base_addr; -unsigned int twd_size; - -static unsigned long mpcore_timer_rate; - -static void local_timer_set_mode(enum clock_event_mode mode, - struct clock_event_device *clk) -{ - void __iomem *base = TWD_BASE(smp_processor_id()); - unsigned long ctrl; - - switch(mode) { - case CLOCK_EVT_MODE_PERIODIC: - /* timer load already set up */ - ctrl = TWD_TIMER_CONTROL_ENABLE | TWD_TIMER_CONTROL_IT_ENABLE - | TWD_TIMER_CONTROL_PERIODIC; - break; - case CLOCK_EVT_MODE_ONESHOT: - /* period set, and timer enabled in 'next_event' hook */ - ctrl = TWD_TIMER_CONTROL_IT_ENABLE | TWD_TIMER_CONTROL_ONESHOT; - break; - case CLOCK_EVT_MODE_UNUSED: - case CLOCK_EVT_MODE_SHUTDOWN: - default: - ctrl = 0; - } - - __raw_writel(ctrl, base + TWD_TIMER_CONTROL); -} - -static int local_timer_set_next_event(unsigned long evt, - struct clock_event_device *unused) -{ - void __iomem *base = TWD_BASE(smp_processor_id()); - unsigned long ctrl = __raw_readl(base + TWD_TIMER_CONTROL); - - __raw_writel(evt, base + TWD_TIMER_COUNTER); - __raw_writel(ctrl | TWD_TIMER_CONTROL_ENABLE, base + TWD_TIMER_CONTROL); - - return 0; -} - -/* - * local_timer_ack: checks for a local timer interrupt. - * - * If a local timer interrupt has occurred, acknowledge and return 1. - * Otherwise, return 0. - */ -int local_timer_ack(void) -{ - void __iomem *base = TWD_BASE(smp_processor_id()); - - if (__raw_readl(base + TWD_TIMER_INTSTAT)) { - __raw_writel(1, base + TWD_TIMER_INTSTAT); - return 1; - } - - return 0; -} - -static void __cpuinit twd_calibrate_rate(unsigned int cpu) -{ - void __iomem *base = TWD_BASE(cpu); - unsigned long load, count; - u64 waitjiffies; - - /* - * If this is the first time round, we need to work out how fast - * the timer ticks - */ - if (mpcore_timer_rate == 0) { - printk("Calibrating local timer... "); - - /* Wait for a tick to start */ - waitjiffies = get_jiffies_64() + 1; - - while (get_jiffies_64() < waitjiffies) - udelay(10); - - /* OK, now the tick has started, let's get the timer going */ - waitjiffies += 5; - - /* enable, no interrupt or reload */ - __raw_writel(0x1, base + TWD_TIMER_CONTROL); - - /* maximum value */ - __raw_writel(0xFFFFFFFFU, base + TWD_TIMER_COUNTER); - - while (get_jiffies_64() < waitjiffies) - udelay(10); - - count = __raw_readl(base + TWD_TIMER_COUNTER); - - mpcore_timer_rate = (0xFFFFFFFFU - count) * (HZ / 5); - - printk("%lu.%02luMHz.\n", mpcore_timer_rate / 1000000, - (mpcore_timer_rate / 100000) % 100); - } - - load = mpcore_timer_rate / HZ; - - __raw_writel(load, base + TWD_TIMER_LOAD); -} - -/* - * Setup the local clock events for a CPU. - */ -void __cpuinit local_timer_setup(unsigned int cpu) -{ - struct clock_event_device *clk = &per_cpu(local_clockevent, cpu); - unsigned long flags; - - twd_calibrate_rate(cpu); - - clk->name = "local_timer"; - clk->features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT; - clk->rating = 350; - clk->set_mode = local_timer_set_mode; - clk->set_next_event = local_timer_set_next_event; - clk->irq = IRQ_LOCALTIMER; - clk->cpumask = cpumask_of_cpu(cpu); - clk->shift = 20; - clk->mult = div_sc(mpcore_timer_rate, NSEC_PER_SEC, clk->shift); - clk->max_delta_ns = clockevent_delta2ns(0xffffffff, clk); - clk->min_delta_ns = clockevent_delta2ns(0xf, clk); - - /* Make sure our local interrupt controller has this enabled */ - local_irq_save(flags); - get_irq_chip(IRQ_LOCALTIMER)->unmask(IRQ_LOCALTIMER); - local_irq_restore(flags); - - clockevents_register_device(clk); -} - -/* - * take a local timer down - */ -void __cpuexit local_timer_stop(unsigned int cpu) -{ - __raw_writel(0, TWD_BASE(cpu) + TWD_TIMER_CONTROL); -} - -#else /* CONFIG_LOCAL_TIMERS */ - -static void dummy_timer_set_mode(enum clock_event_mode mode, - struct clock_event_device *clk) -{ -} - -void __cpuinit local_timer_setup(unsigned int cpu) -{ - struct clock_event_device *clk = &per_cpu(local_clockevent, cpu); - - clk->name = "dummy_timer"; - clk->features = CLOCK_EVT_FEAT_DUMMY; - clk->rating = 200; - clk->set_mode = dummy_timer_set_mode; - clk->broadcast = smp_timer_broadcast; - clk->cpumask = cpumask_of_cpu(cpu); - - clockevents_register_device(clk); -} - -#endif /* !CONFIG_LOCAL_TIMERS */ diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c index de2b7159557..98e3052b793 100644 --- a/arch/arm/mach-realview/platsmp.c +++ b/arch/arm/mach-realview/platsmp.c @@ -10,211 +10,77 @@ */ #include <linux/init.h> #include <linux/errno.h> -#include <linux/delay.h> -#include <linux/device.h> #include <linux/smp.h> +#include <linux/io.h> -#include <asm/cacheflush.h> -#include <asm/hardware/arm_scu.h> -#include <asm/hardware.h> -#include <asm/io.h> +#include <mach/hardware.h> #include <asm/mach-types.h> +#include <asm/smp_scu.h> -extern void realview_secondary_startup(void); +#include <mach/board-eb.h> +#include <mach/board-pb11mp.h> +#include <mach/board-pbx.h> -/* - * control for which core is the next to come out of the secondary - * boot "holding pen" - */ -volatile int __cpuinitdata pen_release = -1; - -static unsigned int __init get_core_count(void) -{ - unsigned int ncores; - - if (machine_is_realview_eb() && core_tile_eb11mp()) { - ncores = __raw_readl(__io_address(REALVIEW_EB11MP_SCU_BASE) + SCU_CONFIG); - ncores = (ncores & 0x03) + 1; - } else - ncores = 1; - - return ncores; -} - -static DEFINE_SPINLOCK(boot_lock); - -void __cpuinit platform_secondary_init(unsigned int cpu) -{ - /* - * the primary core may have used a "cross call" soft interrupt - * to get this processor out of WFI in the BootMonitor - make - * sure that we are no longer being sent this soft interrupt - */ - smp_cross_call_done(cpumask_of_cpu(cpu)); - - /* - * if any interrupts are already enabled for the primary - * core (e.g. timer irq), then they will not have been enabled - * for us: do so - */ - gic_cpu_init(0, __io_address(REALVIEW_EB11MP_GIC_CPU_BASE)); - - /* - * let the primary processor know we're out of the - * pen, then head off into the C entry point - */ - pen_release = -1; - smp_wmb(); - - /* - * Synchronise with the boot thread. - */ - spin_lock(&boot_lock); - spin_unlock(&boot_lock); -} - -int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) -{ - unsigned long timeout; - - /* - * set synchronisation state between this boot processor - * and the secondary one - */ - spin_lock(&boot_lock); - - /* - * The secondary processor is waiting to be released from - * the holding pen - release it, then wait for it to flag - * that it has been released by resetting pen_release. - * - * Note that "pen_release" is the hardware CPU ID, whereas - * "cpu" is Linux's internal ID. - */ - pen_release = cpu; - flush_cache_all(); - - /* - * XXX - * - * This is a later addition to the booting protocol: the - * bootMonitor now puts secondary cores into WFI, so - * poke_milo() no longer gets the cores moving; we need - * to send a soft interrupt to wake the secondary core. - * Use smp_cross_call() for this, since there's little - * point duplicating the code here - */ - smp_cross_call(cpumask_of_cpu(cpu)); +#include <plat/platsmp.h> - timeout = jiffies + (1 * HZ); - while (time_before(jiffies, timeout)) { - smp_rmb(); - if (pen_release == -1) - break; +#include "core.h" - udelay(10); - } - - /* - * now the secondary core is starting up let it run its - * calibrations, then wait for it to finish - */ - spin_unlock(&boot_lock); - - return pen_release != -1 ? -ENOSYS : 0; -} - -static void __init poke_milo(void) +static void __iomem *scu_base_addr(void) { - extern void secondary_startup(void); - - /* nobody is to be released from the pen yet */ - pen_release = -1; - - /* - * write the address of secondary startup into the system-wide - * flags register, then clear the bottom two bits, which is what - * BootMonitor is waiting for - */ -#if 1 -#define REALVIEW_SYS_FLAGSS_OFFSET 0x30 - __raw_writel(virt_to_phys(realview_secondary_startup), - __io_address(REALVIEW_SYS_BASE) + - REALVIEW_SYS_FLAGSS_OFFSET); -#define REALVIEW_SYS_FLAGSC_OFFSET 0x34 - __raw_writel(3, - __io_address(REALVIEW_SYS_BASE) + - REALVIEW_SYS_FLAGSC_OFFSET); -#endif - - mb(); + if (machine_is_realview_eb_mp()) + return __io_address(REALVIEW_EB11MP_SCU_BASE); + else if (machine_is_realview_pb11mp()) + return __io_address(REALVIEW_TC11MP_SCU_BASE); + else if (machine_is_realview_pbx() && + (core_tile_pbx11mp() || core_tile_pbxa9mp())) + return __io_address(REALVIEW_PBX_TILE_SCU_BASE); + else + return (void __iomem *)0; } /* * Initialise the CPU possible map early - this describes the CPUs * which may be present or become present in the system. */ -void __init smp_init_cpus(void) +static void __init realview_smp_init_cpus(void) { - unsigned int i, ncores = get_core_count(); + void __iomem *scu_base = scu_base_addr(); + unsigned int i, ncores; - for (i = 0; i < ncores; i++) - cpu_set(i, cpu_possible_map); -} - -void __init smp_prepare_cpus(unsigned int max_cpus) -{ - unsigned int ncores = get_core_count(); - unsigned int cpu = smp_processor_id(); - int i; + ncores = scu_base ? scu_get_core_count(scu_base) : 1; /* sanity check */ - if (ncores == 0) { - printk(KERN_ERR - "Realview: strange CM count of 0? Default to 1\n"); - - ncores = 1; - } - - if (ncores > NR_CPUS) { - printk(KERN_WARNING - "Realview: no. of cores (%d) greater than configured " - "maximum of %d - clipping\n", - ncores, NR_CPUS); - ncores = NR_CPUS; + if (ncores > nr_cpu_ids) { + pr_warn("SMP: %u cores greater than maximum (%u), clipping\n", + ncores, nr_cpu_ids); + ncores = nr_cpu_ids; } - smp_store_cpu_info(cpu); - - /* - * are we trying to boot more cores than exist? - */ - if (max_cpus > ncores) - max_cpus = ncores; + for (i = 0; i < ncores; i++) + set_cpu_possible(i, true); +} -#ifdef CONFIG_LOCAL_TIMERS - /* - * Enable the local timer for primary CPU. If the device is - * dummy (!CONFIG_LOCAL_TIMERS), it was already registers in - * realview_timer_init - */ - if (machine_is_realview_eb() && core_tile_eb11mp()) - local_timer_setup(cpu); -#endif +static void __init realview_smp_prepare_cpus(unsigned int max_cpus) +{ - /* - * Initialise the present map, which describes the set of CPUs - * actually populated at the present time. - */ - for (i = 0; i < max_cpus; i++) - cpu_set(i, cpu_present_map); + scu_enable(scu_base_addr()); /* - * Do we need any more CPUs? If so, then let them know where - * to start. Note that, on modern versions of MILO, the "poke" - * doesn't actually do anything until each individual core is - * sent a soft interrupt to get it out of WFI + * Write the address of secondary startup into the + * system-wide flags register. The BootMonitor waits + * until it receives a soft interrupt, and then the + * secondary CPU branches to this address. */ - if (max_cpus > 1) - poke_milo(); + __raw_writel(virt_to_phys(versatile_secondary_startup), + __io_address(REALVIEW_SYS_FLAGSSET)); } + +struct smp_operations realview_smp_ops __initdata = { + .smp_init_cpus = realview_smp_init_cpus, + .smp_prepare_cpus = realview_smp_prepare_cpus, + .smp_secondary_init = versatile_secondary_init, + .smp_boot_secondary = versatile_boot_secondary, +#ifdef CONFIG_HOTPLUG_CPU + .cpu_die = realview_cpu_die, +#endif +}; diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c index 60d9eb81024..739d4f11309 100644 --- a/arch/arm/mach-realview/realview_eb.c +++ b/arch/arm/mach-realview/realview_eb.c @@ -21,28 +21,31 @@ #include <linux/init.h> #include <linux/platform_device.h> -#include <linux/sysdev.h> +#include <linux/device.h> #include <linux/amba/bus.h> - -#include <asm/hardware.h> -#include <asm/io.h> +#include <linux/amba/pl061.h> +#include <linux/amba/mmci.h> +#include <linux/amba/pl022.h> +#include <linux/io.h> +#include <linux/irqchip/arm-gic.h> +#include <linux/platform_data/clk-realview.h> +#include <linux/reboot.h> + +#include <mach/hardware.h> #include <asm/irq.h> -#include <asm/leds.h> #include <asm/mach-types.h> -#include <asm/hardware/gic.h> -#include <asm/hardware/icst307.h> +#include <asm/pgtable.h> #include <asm/hardware/cache-l2x0.h> +#include <asm/smp_twd.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <asm/mach/mmc.h> #include <asm/mach/time.h> -#include <asm/arch/board-eb.h> -#include <asm/arch/irqs.h> +#include <mach/board-eb.h> +#include <mach/irqs.h> #include "core.h" -#include "clock.h" static struct map_desc realview_eb_io_desc[] __initdata = { { @@ -51,13 +54,13 @@ static struct map_desc realview_eb_io_desc[] __initdata = { .length = SZ_4K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(REALVIEW_GIC_CPU_BASE), - .pfn = __phys_to_pfn(REALVIEW_GIC_CPU_BASE), + .virtual = IO_ADDRESS(REALVIEW_EB_GIC_CPU_BASE), + .pfn = __phys_to_pfn(REALVIEW_EB_GIC_CPU_BASE), .length = SZ_4K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(REALVIEW_GIC_DIST_BASE), - .pfn = __phys_to_pfn(REALVIEW_GIC_DIST_BASE), + .virtual = IO_ADDRESS(REALVIEW_EB_GIC_DIST_BASE), + .pfn = __phys_to_pfn(REALVIEW_EB_GIC_DIST_BASE), .length = SZ_4K, .type = MT_DEVICE, }, { @@ -66,20 +69,20 @@ static struct map_desc realview_eb_io_desc[] __initdata = { .length = SZ_4K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(REALVIEW_TIMER0_1_BASE), - .pfn = __phys_to_pfn(REALVIEW_TIMER0_1_BASE), + .virtual = IO_ADDRESS(REALVIEW_EB_TIMER0_1_BASE), + .pfn = __phys_to_pfn(REALVIEW_EB_TIMER0_1_BASE), .length = SZ_4K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(REALVIEW_TIMER2_3_BASE), - .pfn = __phys_to_pfn(REALVIEW_TIMER2_3_BASE), + .virtual = IO_ADDRESS(REALVIEW_EB_TIMER2_3_BASE), + .pfn = __phys_to_pfn(REALVIEW_EB_TIMER2_3_BASE), .length = SZ_4K, .type = MT_DEVICE, }, #ifdef CONFIG_DEBUG_LL { - .virtual = IO_ADDRESS(REALVIEW_UART0_BASE), - .pfn = __phys_to_pfn(REALVIEW_UART0_BASE), + .virtual = IO_ADDRESS(REALVIEW_EB_UART0_BASE), + .pfn = __phys_to_pfn(REALVIEW_EB_UART0_BASE), .length = SZ_4K, .type = MT_DEVICE, } @@ -88,14 +91,9 @@ static struct map_desc realview_eb_io_desc[] __initdata = { static struct map_desc realview_eb11mp_io_desc[] __initdata = { { - .virtual = IO_ADDRESS(REALVIEW_EB11MP_GIC_CPU_BASE), - .pfn = __phys_to_pfn(REALVIEW_EB11MP_GIC_CPU_BASE), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = IO_ADDRESS(REALVIEW_EB11MP_GIC_DIST_BASE), - .pfn = __phys_to_pfn(REALVIEW_EB11MP_GIC_DIST_BASE), - .length = SZ_4K, + .virtual = IO_ADDRESS(REALVIEW_EB11MP_PRIV_MEM_BASE), + .pfn = __phys_to_pfn(REALVIEW_EB11MP_PRIV_MEM_BASE), + .length = REALVIEW_EB11MP_PRIV_MEM_SIZE, .type = MT_DEVICE, }, { .virtual = IO_ADDRESS(REALVIEW_EB11MP_L220_BASE), @@ -108,10 +106,28 @@ static struct map_desc realview_eb11mp_io_desc[] __initdata = { static void __init realview_eb_map_io(void) { iotable_init(realview_eb_io_desc, ARRAY_SIZE(realview_eb_io_desc)); - if (core_tile_eb11mp()) + if (core_tile_eb11mp() || core_tile_a9mp()) iotable_init(realview_eb11mp_io_desc, ARRAY_SIZE(realview_eb11mp_io_desc)); } +static struct pl061_platform_data gpio0_plat_data = { + .gpio_base = 0, +}; + +static struct pl061_platform_data gpio1_plat_data = { + .gpio_base = 8, +}; + +static struct pl061_platform_data gpio2_plat_data = { + .gpio_base = 16, +}; + +static struct pl022_ssp_controller ssp0_plat_data = { + .bus_id = 0, + .enable_dma = 0, + .num_chipselect = 1, +}; + /* * RealView EB AMBA devices */ @@ -119,84 +135,63 @@ static void __init realview_eb_map_io(void) /* * These devices are connected via the core APB bridge */ -#define GPIO2_IRQ { IRQ_EB_GPIO2, NO_IRQ } -#define GPIO2_DMA { 0, 0 } -#define GPIO3_IRQ { IRQ_EB_GPIO3, NO_IRQ } -#define GPIO3_DMA { 0, 0 } +#define GPIO2_IRQ { IRQ_EB_GPIO2 } +#define GPIO3_IRQ { IRQ_EB_GPIO3 } -#define AACI_IRQ { IRQ_EB_AACI, NO_IRQ } -#define AACI_DMA { 0x80, 0x81 } +#define AACI_IRQ { IRQ_EB_AACI } #define MMCI0_IRQ { IRQ_EB_MMCI0A, IRQ_EB_MMCI0B } -#define MMCI0_DMA { 0x84, 0 } -#define KMI0_IRQ { IRQ_EB_KMI0, NO_IRQ } -#define KMI0_DMA { 0, 0 } -#define KMI1_IRQ { IRQ_EB_KMI1, NO_IRQ } -#define KMI1_DMA { 0, 0 } +#define KMI0_IRQ { IRQ_EB_KMI0 } +#define KMI1_IRQ { IRQ_EB_KMI1 } /* * These devices are connected directly to the multi-layer AHB switch */ -#define SMC_IRQ { NO_IRQ, NO_IRQ } -#define SMC_DMA { 0, 0 } -#define MPMC_IRQ { NO_IRQ, NO_IRQ } -#define MPMC_DMA { 0, 0 } -#define CLCD_IRQ { IRQ_EB_CLCD, NO_IRQ } -#define CLCD_DMA { 0, 0 } -#define DMAC_IRQ { IRQ_EB_DMA, NO_IRQ } -#define DMAC_DMA { 0, 0 } +#define EB_SMC_IRQ { } +#define MPMC_IRQ { } +#define EB_CLCD_IRQ { IRQ_EB_CLCD } +#define DMAC_IRQ { IRQ_EB_DMA } /* * These devices are connected via the core APB bridge */ -#define SCTL_IRQ { NO_IRQ, NO_IRQ } -#define SCTL_DMA { 0, 0 } -#define WATCHDOG_IRQ { IRQ_EB_WDOG, NO_IRQ } -#define WATCHDOG_DMA { 0, 0 } -#define GPIO0_IRQ { IRQ_EB_GPIO0, NO_IRQ } -#define GPIO0_DMA { 0, 0 } -#define GPIO1_IRQ { IRQ_EB_GPIO1, NO_IRQ } -#define GPIO1_DMA { 0, 0 } -#define RTC_IRQ { IRQ_EB_RTC, NO_IRQ } -#define RTC_DMA { 0, 0 } +#define SCTL_IRQ { } +#define EB_WATCHDOG_IRQ { IRQ_EB_WDOG } +#define EB_GPIO0_IRQ { IRQ_EB_GPIO0 } +#define GPIO1_IRQ { IRQ_EB_GPIO1 } +#define EB_RTC_IRQ { IRQ_EB_RTC } /* * These devices are connected via the DMA APB bridge */ -#define SCI_IRQ { IRQ_EB_SCI, NO_IRQ } -#define SCI_DMA { 7, 6 } -#define UART0_IRQ { IRQ_EB_UART0, NO_IRQ } -#define UART0_DMA { 15, 14 } -#define UART1_IRQ { IRQ_EB_UART1, NO_IRQ } -#define UART1_DMA { 13, 12 } -#define UART2_IRQ { IRQ_EB_UART2, NO_IRQ } -#define UART2_DMA { 11, 10 } -#define UART3_IRQ { IRQ_EB_UART3, NO_IRQ } -#define UART3_DMA { 0x86, 0x87 } -#define SSP_IRQ { IRQ_EB_SSP, NO_IRQ } -#define SSP_DMA { 9, 8 } +#define SCI_IRQ { IRQ_EB_SCI } +#define EB_UART0_IRQ { IRQ_EB_UART0 } +#define EB_UART1_IRQ { IRQ_EB_UART1 } +#define EB_UART2_IRQ { IRQ_EB_UART2 } +#define EB_UART3_IRQ { IRQ_EB_UART3 } +#define EB_SSP_IRQ { IRQ_EB_SSP } /* FPGA Primecells */ -AMBA_DEVICE(aaci, "fpga:04", AACI, NULL); -AMBA_DEVICE(mmc0, "fpga:05", MMCI0, &realview_mmc0_plat_data); -AMBA_DEVICE(kmi0, "fpga:06", KMI0, NULL); -AMBA_DEVICE(kmi1, "fpga:07", KMI1, NULL); -AMBA_DEVICE(uart3, "fpga:09", UART3, NULL); +APB_DEVICE(aaci, "fpga:aaci", AACI, NULL); +APB_DEVICE(mmc0, "fpga:mmc0", MMCI0, &realview_mmc0_plat_data); +APB_DEVICE(kmi0, "fpga:kmi0", KMI0, NULL); +APB_DEVICE(kmi1, "fpga:kmi1", KMI1, NULL); +APB_DEVICE(uart3, "fpga:uart3", EB_UART3, NULL); /* DevChip Primecells */ -AMBA_DEVICE(smc, "dev:00", SMC, NULL); -AMBA_DEVICE(clcd, "dev:20", CLCD, &clcd_plat_data); -AMBA_DEVICE(dmac, "dev:30", DMAC, NULL); -AMBA_DEVICE(sctl, "dev:e0", SCTL, NULL); -AMBA_DEVICE(wdog, "dev:e1", WATCHDOG, NULL); -AMBA_DEVICE(gpio0, "dev:e4", GPIO0, NULL); -AMBA_DEVICE(gpio1, "dev:e5", GPIO1, NULL); -AMBA_DEVICE(gpio2, "dev:e6", GPIO2, NULL); -AMBA_DEVICE(rtc, "dev:e8", RTC, NULL); -AMBA_DEVICE(sci0, "dev:f0", SCI, NULL); -AMBA_DEVICE(uart0, "dev:f1", UART0, NULL); -AMBA_DEVICE(uart1, "dev:f2", UART1, NULL); -AMBA_DEVICE(uart2, "dev:f3", UART2, NULL); -AMBA_DEVICE(ssp0, "dev:f4", SSP, NULL); +AHB_DEVICE(smc, "dev:smc", EB_SMC, NULL); +AHB_DEVICE(clcd, "dev:clcd", EB_CLCD, &clcd_plat_data); +AHB_DEVICE(dmac, "dev:dmac", DMAC, NULL); +AHB_DEVICE(sctl, "dev:sctl", SCTL, NULL); +APB_DEVICE(wdog, "dev:wdog", EB_WATCHDOG, NULL); +APB_DEVICE(gpio0, "dev:gpio0", EB_GPIO0, &gpio0_plat_data); +APB_DEVICE(gpio1, "dev:gpio1", GPIO1, &gpio1_plat_data); +APB_DEVICE(gpio2, "dev:gpio2", GPIO2, &gpio2_plat_data); +APB_DEVICE(rtc, "dev:rtc", EB_RTC, NULL); +APB_DEVICE(sci0, "dev:sci0", SCI, NULL); +APB_DEVICE(uart0, "dev:uart0", EB_UART0, NULL); +APB_DEVICE(uart1, "dev:uart1", EB_UART1, NULL); +APB_DEVICE(uart2, "dev:uart2", EB_UART2, NULL); +APB_DEVICE(ssp0, "dev:ssp0", EB_SSP, &ssp0_plat_data); static struct amba_device *amba_devs[] __initdata = { &dmac_device, @@ -223,11 +218,16 @@ static struct amba_device *amba_devs[] __initdata = { /* * RealView EB platform devices */ +static struct resource realview_eb_flash_resource = { + .start = REALVIEW_EB_FLASH_BASE, + .end = REALVIEW_EB_FLASH_BASE + REALVIEW_EB_FLASH_SIZE - 1, + .flags = IORESOURCE_MEM, +}; -static struct resource realview_eb_smc91x_resources[] = { +static struct resource realview_eb_eth_resources[] = { [0] = { - .start = REALVIEW_ETH_BASE, - .end = REALVIEW_ETH_BASE + SZ_64K - 1, + .start = REALVIEW_EB_ETH_BASE, + .end = REALVIEW_EB_ETH_BASE + SZ_64K - 1, .flags = IORESOURCE_MEM, }, [1] = { @@ -237,16 +237,94 @@ static struct resource realview_eb_smc91x_resources[] = { }, }; -static struct platform_device realview_eb_smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(realview_eb_smc91x_resources), - .resource = realview_eb_smc91x_resources, +/* + * Detect and register the correct Ethernet device. RealView/EB rev D + * platforms use the newer SMSC LAN9118 Ethernet chip + */ +static int eth_device_register(void) +{ + void __iomem *eth_addr = ioremap(REALVIEW_EB_ETH_BASE, SZ_4K); + const char *name = NULL; + u32 idrev; + + if (!eth_addr) + return -ENOMEM; + + idrev = readl(eth_addr + 0x50); + if ((idrev & 0xFFFF0000) != 0x01180000) + /* SMSC LAN9118 not present, use LAN91C111 instead */ + name = "smc91x"; + + iounmap(eth_addr); + return realview_eth_register(name, realview_eb_eth_resources); +} + +static struct resource realview_eb_isp1761_resources[] = { + [0] = { + .start = REALVIEW_EB_USB_BASE, + .end = REALVIEW_EB_USB_BASE + SZ_128K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_EB_USB, + .end = IRQ_EB_USB, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource pmu_resources[] = { + [0] = { + .start = IRQ_EB11MP_PMU_CPU0, + .end = IRQ_EB11MP_PMU_CPU0, + .flags = IORESOURCE_IRQ, + }, + [1] = { + .start = IRQ_EB11MP_PMU_CPU1, + .end = IRQ_EB11MP_PMU_CPU1, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = IRQ_EB11MP_PMU_CPU2, + .end = IRQ_EB11MP_PMU_CPU2, + .flags = IORESOURCE_IRQ, + }, + [3] = { + .start = IRQ_EB11MP_PMU_CPU3, + .end = IRQ_EB11MP_PMU_CPU3, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device pmu_device = { + .name = "arm-pmu", + .id = -1, + .num_resources = ARRAY_SIZE(pmu_resources), + .resource = pmu_resources, +}; + +static struct resource char_lcd_resources[] = { + { + .start = REALVIEW_CHAR_LCD_BASE, + .end = (REALVIEW_CHAR_LCD_BASE + SZ_4K - 1), + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_EB_CHARLCD, + .end = IRQ_EB_CHARLCD, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device char_lcd_device = { + .name = "arm-charlcd", + .id = -1, + .num_resources = ARRAY_SIZE(char_lcd_resources), + .resource = char_lcd_resources, }; static void __init gic_init_irq(void) { - if (core_tile_eb11mp()) { + if (core_tile_eb11mp() || core_tile_a9mp()) { unsigned int pldctrl; /* new irq mode */ @@ -257,21 +335,19 @@ static void __init gic_init_irq(void) writel(0x00000000, __io_address(REALVIEW_SYS_LOCK)); /* core tile GIC, primary */ - gic_cpu_base_addr = __io_address(REALVIEW_EB11MP_GIC_CPU_BASE); - gic_dist_init(0, __io_address(REALVIEW_EB11MP_GIC_DIST_BASE), 29); - gic_cpu_init(0, gic_cpu_base_addr); + gic_init(0, 29, __io_address(REALVIEW_EB11MP_GIC_DIST_BASE), + __io_address(REALVIEW_EB11MP_GIC_CPU_BASE)); #ifndef CONFIG_REALVIEW_EB_ARM11MP_REVB /* board GIC, secondary */ - gic_dist_init(1, __io_address(REALVIEW_GIC_DIST_BASE), 64); - gic_cpu_init(1, __io_address(REALVIEW_GIC_CPU_BASE)); + gic_init(1, 96, __io_address(REALVIEW_EB_GIC_DIST_BASE), + __io_address(REALVIEW_EB_GIC_CPU_BASE)); gic_cascade_irq(1, IRQ_EB11MP_EB_IRQ1); #endif } else { /* board GIC, primary */ - gic_cpu_base_addr = __io_address(REALVIEW_GIC_CPU_BASE); - gic_dist_init(0, __io_address(REALVIEW_GIC_DIST_BASE), 29); - gic_cpu_init(0, gic_cpu_base_addr); + gic_init(0, 29, __io_address(REALVIEW_EB_GIC_DIST_BASE), + __io_address(REALVIEW_EB_GIC_CPU_BASE)); } } @@ -301,65 +377,108 @@ static void realview_eb11mp_fixup(void) kmi1_device.irq[0] = IRQ_EB11MP_KMI1; /* platform devices */ - realview_eb_smc91x_resources[1].start = IRQ_EB11MP_ETH; - realview_eb_smc91x_resources[1].end = IRQ_EB11MP_ETH; + realview_eb_eth_resources[1].start = IRQ_EB11MP_ETH; + realview_eb_eth_resources[1].end = IRQ_EB11MP_ETH; + realview_eb_isp1761_resources[1].start = IRQ_EB11MP_USB; + realview_eb_isp1761_resources[1].end = IRQ_EB11MP_USB; } +#ifdef CONFIG_HAVE_ARM_TWD +static DEFINE_TWD_LOCAL_TIMER(twd_local_timer, + REALVIEW_EB11MP_TWD_BASE, + IRQ_LOCALTIMER); + +static void __init realview_eb_twd_init(void) +{ + if (core_tile_eb11mp() || core_tile_a9mp()) { + int err = twd_local_timer_register(&twd_local_timer); + if (err) + pr_err("twd_local_timer_register failed %d\n", err); + } +} +#else +#define realview_eb_twd_init() do { } while(0) +#endif + static void __init realview_eb_timer_init(void) { unsigned int timer_irq; - if (core_tile_eb11mp()) { -#ifdef CONFIG_LOCAL_TIMERS - twd_base_addr = __io_address(REALVIEW_EB11MP_TWD_BASE); - twd_size = REALVIEW_EB11MP_TWD_SIZE; -#endif + timer0_va_base = __io_address(REALVIEW_EB_TIMER0_1_BASE); + timer1_va_base = __io_address(REALVIEW_EB_TIMER0_1_BASE) + 0x20; + timer2_va_base = __io_address(REALVIEW_EB_TIMER2_3_BASE); + timer3_va_base = __io_address(REALVIEW_EB_TIMER2_3_BASE) + 0x20; + + if (core_tile_eb11mp() || core_tile_a9mp()) timer_irq = IRQ_EB11MP_TIMER0_1; - } else + else timer_irq = IRQ_EB_TIMER0_1; + realview_clk_init(__io_address(REALVIEW_SYS_BASE), false); realview_timer_init(timer_irq); + realview_eb_twd_init(); } -static struct sys_timer realview_eb_timer = { - .init = realview_eb_timer_init, -}; +static void realview_eb_restart(enum reboot_mode mode, const char *cmd) +{ + void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); + void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); + + /* + * To reset, we hit the on-board reset register + * in the system FPGA + */ + __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); + if (core_tile_eb11mp()) + __raw_writel(0x0008, reset_ctrl); + dsb(); +} static void __init realview_eb_init(void) { int i; - if (core_tile_eb11mp()) { + if (core_tile_eb11mp() || core_tile_a9mp()) { realview_eb11mp_fixup(); - /* 1MB (128KB/way), 8-way associativity, evmon/parity/share enabled - * Bits: .... ...0 0111 1001 0000 .... .... .... */ +#ifdef CONFIG_CACHE_L2X0 + /* + * The PL220 needs to be manually configured as the hardware + * doesn't report the correct sizes. + * 1MB (128KB/way), 8-way associativity, event monitor and + * parity enabled, ignore share bit, no force write allocate + * Bits: .... ...0 0111 1001 0000 .... .... .... + */ l2x0_init(__io_address(REALVIEW_EB11MP_L220_BASE), 0x00790000, 0xfe000fff); +#endif + platform_device_register(&pmu_device); } - clk_register(&realview_clcd_clk); - - platform_device_register(&realview_flash_device); - platform_device_register(&realview_eb_smc91x_device); + realview_flash_register(&realview_eb_flash_resource, 1); platform_device_register(&realview_i2c_device); + platform_device_register(&char_lcd_device); + platform_device_register(&realview_leds_device); + eth_device_register(); + realview_usb_register(realview_eb_isp1761_resources); for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { struct amba_device *d = amba_devs[i]; amba_device_register(d, &iomem_resource); } - -#ifdef CONFIG_LEDS - leds_event = realview_leds_event; -#endif } MACHINE_START(REALVIEW_EB, "ARM-RealView EB") /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */ - .phys_io = REALVIEW_UART0_BASE, - .io_pg_offst = (IO_ADDRESS(REALVIEW_UART0_BASE) >> 18) & 0xfffc, - .boot_params = 0x00000100, + .atag_offset = 0x100, + .smp = smp_ops(realview_smp_ops), + .fixup = realview_fixup, .map_io = realview_eb_map_io, + .init_early = realview_init_early, .init_irq = gic_init_irq, - .timer = &realview_eb_timer, + .init_time = realview_eb_timer_init, .init_machine = realview_eb_init, +#ifdef CONFIG_ZONE_DMA + .dma_zone_size = SZ_256M, +#endif + .restart = realview_eb_restart, MACHINE_END diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c new file mode 100644 index 00000000000..b0e0dcaed94 --- /dev/null +++ b/arch/arm/mach-realview/realview_pb1176.c @@ -0,0 +1,395 @@ +/* + * linux/arch/arm/mach-realview/realview_pb1176.c + * + * Copyright (C) 2008 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 + */ + +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/device.h> +#include <linux/amba/bus.h> +#include <linux/amba/pl061.h> +#include <linux/amba/mmci.h> +#include <linux/amba/pl022.h> +#include <linux/mtd/physmap.h> +#include <linux/mtd/partitions.h> +#include <linux/io.h> +#include <linux/irqchip/arm-gic.h> +#include <linux/platform_data/clk-realview.h> +#include <linux/reboot.h> +#include <linux/memblock.h> + +#include <mach/hardware.h> +#include <asm/irq.h> +#include <asm/mach-types.h> +#include <asm/pgtable.h> +#include <asm/hardware/cache-l2x0.h> + +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/mach/map.h> +#include <asm/mach/time.h> + +#include <mach/board-pb1176.h> +#include <mach/irqs.h> + +#include "core.h" + +static struct map_desc realview_pb1176_io_desc[] __initdata = { + { + .virtual = IO_ADDRESS(REALVIEW_SYS_BASE), + .pfn = __phys_to_pfn(REALVIEW_SYS_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PB1176_GIC_CPU_BASE), + .pfn = __phys_to_pfn(REALVIEW_PB1176_GIC_CPU_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PB1176_GIC_DIST_BASE), + .pfn = __phys_to_pfn(REALVIEW_PB1176_GIC_DIST_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_DC1176_GIC_CPU_BASE), + .pfn = __phys_to_pfn(REALVIEW_DC1176_GIC_CPU_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_DC1176_GIC_DIST_BASE), + .pfn = __phys_to_pfn(REALVIEW_DC1176_GIC_DIST_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_SCTL_BASE), + .pfn = __phys_to_pfn(REALVIEW_SCTL_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PB1176_TIMER0_1_BASE), + .pfn = __phys_to_pfn(REALVIEW_PB1176_TIMER0_1_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PB1176_TIMER2_3_BASE), + .pfn = __phys_to_pfn(REALVIEW_PB1176_TIMER2_3_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PB1176_L220_BASE), + .pfn = __phys_to_pfn(REALVIEW_PB1176_L220_BASE), + .length = SZ_8K, + .type = MT_DEVICE, + }, +#ifdef CONFIG_DEBUG_LL + { + .virtual = IO_ADDRESS(REALVIEW_PB1176_UART0_BASE), + .pfn = __phys_to_pfn(REALVIEW_PB1176_UART0_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, +#endif +}; + +static void __init realview_pb1176_map_io(void) +{ + iotable_init(realview_pb1176_io_desc, ARRAY_SIZE(realview_pb1176_io_desc)); +} + +static struct pl061_platform_data gpio0_plat_data = { + .gpio_base = 0, +}; + +static struct pl061_platform_data gpio1_plat_data = { + .gpio_base = 8, +}; + +static struct pl061_platform_data gpio2_plat_data = { + .gpio_base = 16, +}; + +static struct pl022_ssp_controller ssp0_plat_data = { + .bus_id = 0, + .enable_dma = 0, + .num_chipselect = 1, +}; + +/* + * RealView PB1176 AMBA devices + */ +#define GPIO2_IRQ { IRQ_PB1176_GPIO2 } +#define GPIO3_IRQ { IRQ_PB1176_GPIO3 } +#define AACI_IRQ { IRQ_PB1176_AACI } +#define MMCI0_IRQ { IRQ_PB1176_MMCI0A, IRQ_PB1176_MMCI0B } +#define KMI0_IRQ { IRQ_PB1176_KMI0 } +#define KMI1_IRQ { IRQ_PB1176_KMI1 } +#define PB1176_SMC_IRQ { } +#define MPMC_IRQ { } +#define PB1176_CLCD_IRQ { IRQ_DC1176_CLCD } +#define SCTL_IRQ { } +#define PB1176_WATCHDOG_IRQ { IRQ_DC1176_WATCHDOG } +#define PB1176_GPIO0_IRQ { IRQ_DC1176_GPIO0 } +#define GPIO1_IRQ { IRQ_PB1176_GPIO1 } +#define PB1176_RTC_IRQ { IRQ_DC1176_RTC } +#define SCI_IRQ { IRQ_PB1176_SCI } +#define PB1176_UART0_IRQ { IRQ_DC1176_UART0 } +#define PB1176_UART1_IRQ { IRQ_DC1176_UART1 } +#define PB1176_UART2_IRQ { IRQ_DC1176_UART2 } +#define PB1176_UART3_IRQ { IRQ_DC1176_UART3 } +#define PB1176_UART4_IRQ { IRQ_PB1176_UART4 } +#define PB1176_SSP_IRQ { IRQ_DC1176_SSP } + +/* FPGA Primecells */ +APB_DEVICE(aaci, "fpga:aaci", AACI, NULL); +APB_DEVICE(mmc0, "fpga:mmc0", MMCI0, &realview_mmc0_plat_data); +APB_DEVICE(kmi0, "fpga:kmi0", KMI0, NULL); +APB_DEVICE(kmi1, "fpga:kmi1", KMI1, NULL); +APB_DEVICE(uart4, "fpga:uart4", PB1176_UART4, NULL); + +/* DevChip Primecells */ +AHB_DEVICE(smc, "dev:smc", PB1176_SMC, NULL); +AHB_DEVICE(sctl, "dev:sctl", SCTL, NULL); +APB_DEVICE(wdog, "dev:wdog", PB1176_WATCHDOG, NULL); +APB_DEVICE(gpio0, "dev:gpio0", PB1176_GPIO0, &gpio0_plat_data); +APB_DEVICE(gpio1, "dev:gpio1", GPIO1, &gpio1_plat_data); +APB_DEVICE(gpio2, "dev:gpio2", GPIO2, &gpio2_plat_data); +APB_DEVICE(rtc, "dev:rtc", PB1176_RTC, NULL); +APB_DEVICE(sci0, "dev:sci0", SCI, NULL); +APB_DEVICE(uart0, "dev:uart0", PB1176_UART0, NULL); +APB_DEVICE(uart1, "dev:uart1", PB1176_UART1, NULL); +APB_DEVICE(uart2, "dev:uart2", PB1176_UART2, NULL); +APB_DEVICE(uart3, "dev:uart3", PB1176_UART3, NULL); +APB_DEVICE(ssp0, "dev:ssp0", PB1176_SSP, &ssp0_plat_data); +AHB_DEVICE(clcd, "dev:clcd", PB1176_CLCD, &clcd_plat_data); + +static struct amba_device *amba_devs[] __initdata = { + &uart0_device, + &uart1_device, + &uart2_device, + &uart3_device, + &uart4_device, + &smc_device, + &clcd_device, + &sctl_device, + &wdog_device, + &gpio0_device, + &gpio1_device, + &gpio2_device, + &rtc_device, + &sci0_device, + &ssp0_device, + &aaci_device, + &mmc0_device, + &kmi0_device, + &kmi1_device, +}; + +/* + * RealView PB1176 platform devices + */ +static struct resource realview_pb1176_flash_resources[] = { + { + .start = REALVIEW_PB1176_FLASH_BASE, + .end = REALVIEW_PB1176_FLASH_BASE + REALVIEW_PB1176_FLASH_SIZE - 1, + .flags = IORESOURCE_MEM, + }, +#ifdef CONFIG_REALVIEW_PB1176_SECURE_FLASH + { + .start = REALVIEW_PB1176_SEC_FLASH_BASE, + .end = REALVIEW_PB1176_SEC_FLASH_BASE + REALVIEW_PB1176_SEC_FLASH_SIZE - 1, + .flags = IORESOURCE_MEM, + }, +#endif +}; + +static struct physmap_flash_data pb1176_rom_pdata = { + .probe_type = "map_rom", + .width = 4, + .nr_parts = 0, +}; + +static struct resource pb1176_rom_resources[] = { + /* + * This exposes the PB1176 DevChip ROM as an MTD ROM mapping. + * The reference manual states that this is actually a pseudo-ROM + * programmed in NVRAM. + */ + { + .start = REALVIEW_DC1176_ROM_BASE, + .end = REALVIEW_DC1176_ROM_BASE + SZ_16K - 1, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device pb1176_rom_device = { + .name = "physmap-flash", + .id = -1, + .num_resources = ARRAY_SIZE(pb1176_rom_resources), + .resource = pb1176_rom_resources, + .dev = { + .platform_data = &pb1176_rom_pdata, + }, +}; + +static struct resource realview_pb1176_smsc911x_resources[] = { + [0] = { + .start = REALVIEW_PB1176_ETH_BASE, + .end = REALVIEW_PB1176_ETH_BASE + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_PB1176_ETH, + .end = IRQ_PB1176_ETH, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource realview_pb1176_isp1761_resources[] = { + [0] = { + .start = REALVIEW_PB1176_USB_BASE, + .end = REALVIEW_PB1176_USB_BASE + SZ_128K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_PB1176_USB, + .end = IRQ_PB1176_USB, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource pmu_resource = { + .start = IRQ_DC1176_CORE_PMU, + .end = IRQ_DC1176_CORE_PMU, + .flags = IORESOURCE_IRQ, +}; + +static struct platform_device pmu_device = { + .name = "arm-pmu", + .id = -1, + .num_resources = 1, + .resource = &pmu_resource, +}; + +static struct resource char_lcd_resources[] = { + { + .start = REALVIEW_CHAR_LCD_BASE, + .end = (REALVIEW_CHAR_LCD_BASE + SZ_4K - 1), + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PB1176_CHARLCD, + .end = IRQ_PB1176_CHARLCD, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device char_lcd_device = { + .name = "arm-charlcd", + .id = -1, + .num_resources = ARRAY_SIZE(char_lcd_resources), + .resource = char_lcd_resources, +}; + +static void __init gic_init_irq(void) +{ + /* ARM1176 DevChip GIC, primary */ + gic_init(0, IRQ_DC1176_GIC_START, + __io_address(REALVIEW_DC1176_GIC_DIST_BASE), + __io_address(REALVIEW_DC1176_GIC_CPU_BASE)); + + /* board GIC, secondary */ + gic_init(1, IRQ_PB1176_GIC_START, + __io_address(REALVIEW_PB1176_GIC_DIST_BASE), + __io_address(REALVIEW_PB1176_GIC_CPU_BASE)); + gic_cascade_irq(1, IRQ_DC1176_PB_IRQ1); +} + +static void __init realview_pb1176_timer_init(void) +{ + timer0_va_base = __io_address(REALVIEW_PB1176_TIMER0_1_BASE); + timer1_va_base = __io_address(REALVIEW_PB1176_TIMER0_1_BASE) + 0x20; + timer2_va_base = __io_address(REALVIEW_PB1176_TIMER2_3_BASE); + timer3_va_base = __io_address(REALVIEW_PB1176_TIMER2_3_BASE) + 0x20; + + realview_clk_init(__io_address(REALVIEW_SYS_BASE), true); + realview_timer_init(IRQ_DC1176_TIMER0); +} + +static void realview_pb1176_restart(enum reboot_mode mode, const char *cmd) +{ + void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); + void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); + __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); + __raw_writel(REALVIEW_PB1176_SYS_SOFT_RESET, reset_ctrl); + dsb(); +} + +static void realview_pb1176_fixup(struct tag *tags, char **from) +{ + /* + * RealView PB1176 only has 128MB of RAM mapped at 0. + */ + memblock_add(0, SZ_128M); +} + +static void __init realview_pb1176_init(void) +{ + int i; + +#ifdef CONFIG_CACHE_L2X0 + /* + * The PL220 needs to be manually configured as the hardware + * doesn't report the correct sizes. + * 128kB (16kB/way), 8-way associativity, event monitor and + * parity enabled, ignore share bit, no force write allocate + * Bits: .... ...0 0111 0011 0000 .... .... .... + */ + l2x0_init(__io_address(REALVIEW_PB1176_L220_BASE), 0x00730000, 0xfe000fff); +#endif + + realview_flash_register(realview_pb1176_flash_resources, + ARRAY_SIZE(realview_pb1176_flash_resources)); + platform_device_register(&pb1176_rom_device); + realview_eth_register(NULL, realview_pb1176_smsc911x_resources); + platform_device_register(&realview_i2c_device); + realview_usb_register(realview_pb1176_isp1761_resources); + platform_device_register(&pmu_device); + platform_device_register(&char_lcd_device); + platform_device_register(&realview_leds_device); + + for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { + struct amba_device *d = amba_devs[i]; + amba_device_register(d, &iomem_resource); + } +} + +MACHINE_START(REALVIEW_PB1176, "ARM-RealView PB1176") + /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */ + .atag_offset = 0x100, + .fixup = realview_pb1176_fixup, + .map_io = realview_pb1176_map_io, + .init_early = realview_init_early, + .init_irq = gic_init_irq, + .init_time = realview_pb1176_timer_init, + .init_machine = realview_pb1176_init, +#ifdef CONFIG_ZONE_DMA + .dma_zone_size = SZ_256M, +#endif + .restart = realview_pb1176_restart, +MACHINE_END diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c new file mode 100644 index 00000000000..47bf55fdbf2 --- /dev/null +++ b/arch/arm/mach-realview/realview_pb11mp.c @@ -0,0 +1,379 @@ +/* + * linux/arch/arm/mach-realview/realview_pb11mp.c + * + * Copyright (C) 2008 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 + */ + +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/device.h> +#include <linux/amba/bus.h> +#include <linux/amba/pl061.h> +#include <linux/amba/mmci.h> +#include <linux/amba/pl022.h> +#include <linux/io.h> +#include <linux/irqchip/arm-gic.h> +#include <linux/platform_data/clk-realview.h> +#include <linux/reboot.h> + +#include <mach/hardware.h> +#include <asm/irq.h> +#include <asm/mach-types.h> +#include <asm/pgtable.h> +#include <asm/hardware/cache-l2x0.h> +#include <asm/smp_twd.h> + +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/mach/map.h> +#include <asm/mach/time.h> + +#include <mach/board-pb11mp.h> +#include <mach/irqs.h> + +#include "core.h" + +static struct map_desc realview_pb11mp_io_desc[] __initdata = { + { + .virtual = IO_ADDRESS(REALVIEW_SYS_BASE), + .pfn = __phys_to_pfn(REALVIEW_SYS_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PB11MP_GIC_CPU_BASE), + .pfn = __phys_to_pfn(REALVIEW_PB11MP_GIC_CPU_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PB11MP_GIC_DIST_BASE), + .pfn = __phys_to_pfn(REALVIEW_PB11MP_GIC_DIST_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { /* Maps the SCU, GIC CPU interface, TWD, GIC DIST */ + .virtual = IO_ADDRESS(REALVIEW_TC11MP_PRIV_MEM_BASE), + .pfn = __phys_to_pfn(REALVIEW_TC11MP_PRIV_MEM_BASE), + .length = REALVIEW_TC11MP_PRIV_MEM_SIZE, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_SCTL_BASE), + .pfn = __phys_to_pfn(REALVIEW_SCTL_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PB11MP_TIMER0_1_BASE), + .pfn = __phys_to_pfn(REALVIEW_PB11MP_TIMER0_1_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PB11MP_TIMER2_3_BASE), + .pfn = __phys_to_pfn(REALVIEW_PB11MP_TIMER2_3_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_TC11MP_L220_BASE), + .pfn = __phys_to_pfn(REALVIEW_TC11MP_L220_BASE), + .length = SZ_8K, + .type = MT_DEVICE, + }, +#ifdef CONFIG_DEBUG_LL + { + .virtual = IO_ADDRESS(REALVIEW_PB11MP_UART0_BASE), + .pfn = __phys_to_pfn(REALVIEW_PB11MP_UART0_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, +#endif +}; + +static void __init realview_pb11mp_map_io(void) +{ + iotable_init(realview_pb11mp_io_desc, ARRAY_SIZE(realview_pb11mp_io_desc)); +} + +static struct pl061_platform_data gpio0_plat_data = { + .gpio_base = 0, +}; + +static struct pl061_platform_data gpio1_plat_data = { + .gpio_base = 8, +}; + +static struct pl061_platform_data gpio2_plat_data = { + .gpio_base = 16, +}; + +static struct pl022_ssp_controller ssp0_plat_data = { + .bus_id = 0, + .enable_dma = 0, + .num_chipselect = 1, +}; + +/* + * RealView PB11MPCore AMBA devices + */ + +#define GPIO2_IRQ { IRQ_PB11MP_GPIO2 } +#define GPIO3_IRQ { IRQ_PB11MP_GPIO3 } +#define AACI_IRQ { IRQ_TC11MP_AACI } +#define MMCI0_IRQ { IRQ_TC11MP_MMCI0A, IRQ_TC11MP_MMCI0B } +#define KMI0_IRQ { IRQ_TC11MP_KMI0 } +#define KMI1_IRQ { IRQ_TC11MP_KMI1 } +#define PB11MP_SMC_IRQ { } +#define MPMC_IRQ { } +#define PB11MP_CLCD_IRQ { IRQ_PB11MP_CLCD } +#define DMAC_IRQ { IRQ_PB11MP_DMAC } +#define SCTL_IRQ { } +#define PB11MP_WATCHDOG_IRQ { IRQ_PB11MP_WATCHDOG } +#define PB11MP_GPIO0_IRQ { IRQ_PB11MP_GPIO0 } +#define GPIO1_IRQ { IRQ_PB11MP_GPIO1 } +#define PB11MP_RTC_IRQ { IRQ_TC11MP_RTC } +#define SCI_IRQ { IRQ_PB11MP_SCI } +#define PB11MP_UART0_IRQ { IRQ_TC11MP_UART0 } +#define PB11MP_UART1_IRQ { IRQ_TC11MP_UART1 } +#define PB11MP_UART2_IRQ { IRQ_PB11MP_UART2 } +#define PB11MP_UART3_IRQ { IRQ_PB11MP_UART3 } +#define PB11MP_SSP_IRQ { IRQ_PB11MP_SSP } + +/* FPGA Primecells */ +APB_DEVICE(aaci, "fpga:aaci", AACI, NULL); +APB_DEVICE(mmc0, "fpga:mmc0", MMCI0, &realview_mmc0_plat_data); +APB_DEVICE(kmi0, "fpga:kmi0", KMI0, NULL); +APB_DEVICE(kmi1, "fpga:kmi1", KMI1, NULL); +APB_DEVICE(uart3, "fpga:uart3", PB11MP_UART3, NULL); + +/* DevChip Primecells */ +AHB_DEVICE(smc, "dev:smc", PB11MP_SMC, NULL); +AHB_DEVICE(sctl, "dev:sctl", SCTL, NULL); +APB_DEVICE(wdog, "dev:wdog", PB11MP_WATCHDOG, NULL); +APB_DEVICE(gpio0, "dev:gpio0", PB11MP_GPIO0, &gpio0_plat_data); +APB_DEVICE(gpio1, "dev:gpio1", GPIO1, &gpio1_plat_data); +APB_DEVICE(gpio2, "dev:gpio2", GPIO2, &gpio2_plat_data); +APB_DEVICE(rtc, "dev:rtc", PB11MP_RTC, NULL); +APB_DEVICE(sci0, "dev:sci0", SCI, NULL); +APB_DEVICE(uart0, "dev:uart0", PB11MP_UART0, NULL); +APB_DEVICE(uart1, "dev:uart1", PB11MP_UART1, NULL); +APB_DEVICE(uart2, "dev:uart2", PB11MP_UART2, NULL); +APB_DEVICE(ssp0, "dev:ssp0", PB11MP_SSP, &ssp0_plat_data); + +/* Primecells on the NEC ISSP chip */ +AHB_DEVICE(clcd, "issp:clcd", PB11MP_CLCD, &clcd_plat_data); +AHB_DEVICE(dmac, "issp:dmac", DMAC, NULL); + +static struct amba_device *amba_devs[] __initdata = { + &dmac_device, + &uart0_device, + &uart1_device, + &uart2_device, + &uart3_device, + &smc_device, + &clcd_device, + &sctl_device, + &wdog_device, + &gpio0_device, + &gpio1_device, + &gpio2_device, + &rtc_device, + &sci0_device, + &ssp0_device, + &aaci_device, + &mmc0_device, + &kmi0_device, + &kmi1_device, +}; + +/* + * RealView PB11MPCore platform devices + */ +static struct resource realview_pb11mp_flash_resource[] = { + [0] = { + .start = REALVIEW_PB11MP_FLASH0_BASE, + .end = REALVIEW_PB11MP_FLASH0_BASE + REALVIEW_PB11MP_FLASH0_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = REALVIEW_PB11MP_FLASH1_BASE, + .end = REALVIEW_PB11MP_FLASH1_BASE + REALVIEW_PB11MP_FLASH1_SIZE - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct resource realview_pb11mp_smsc911x_resources[] = { + [0] = { + .start = REALVIEW_PB11MP_ETH_BASE, + .end = REALVIEW_PB11MP_ETH_BASE + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_TC11MP_ETH, + .end = IRQ_TC11MP_ETH, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource realview_pb11mp_isp1761_resources[] = { + [0] = { + .start = REALVIEW_PB11MP_USB_BASE, + .end = REALVIEW_PB11MP_USB_BASE + SZ_128K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_TC11MP_USB, + .end = IRQ_TC11MP_USB, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource pmu_resources[] = { + [0] = { + .start = IRQ_TC11MP_PMU_CPU0, + .end = IRQ_TC11MP_PMU_CPU0, + .flags = IORESOURCE_IRQ, + }, + [1] = { + .start = IRQ_TC11MP_PMU_CPU1, + .end = IRQ_TC11MP_PMU_CPU1, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = IRQ_TC11MP_PMU_CPU2, + .end = IRQ_TC11MP_PMU_CPU2, + .flags = IORESOURCE_IRQ, + }, + [3] = { + .start = IRQ_TC11MP_PMU_CPU3, + .end = IRQ_TC11MP_PMU_CPU3, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device pmu_device = { + .name = "arm-pmu", + .id = -1, + .num_resources = ARRAY_SIZE(pmu_resources), + .resource = pmu_resources, +}; + +static void __init gic_init_irq(void) +{ + unsigned int pldctrl; + + /* new irq mode with no DCC */ + writel(0x0000a05f, __io_address(REALVIEW_SYS_LOCK)); + pldctrl = readl(__io_address(REALVIEW_SYS_BASE) + REALVIEW_PB11MP_SYS_PLD_CTRL1); + pldctrl |= 2 << 22; + writel(pldctrl, __io_address(REALVIEW_SYS_BASE) + REALVIEW_PB11MP_SYS_PLD_CTRL1); + writel(0x00000000, __io_address(REALVIEW_SYS_LOCK)); + + /* ARM11MPCore test chip GIC, primary */ + gic_init(0, 29, __io_address(REALVIEW_TC11MP_GIC_DIST_BASE), + __io_address(REALVIEW_TC11MP_GIC_CPU_BASE)); + + /* board GIC, secondary */ + gic_init(1, IRQ_PB11MP_GIC_START, + __io_address(REALVIEW_PB11MP_GIC_DIST_BASE), + __io_address(REALVIEW_PB11MP_GIC_CPU_BASE)); + gic_cascade_irq(1, IRQ_TC11MP_PB_IRQ1); +} + +#ifdef CONFIG_HAVE_ARM_TWD +static DEFINE_TWD_LOCAL_TIMER(twd_local_timer, + REALVIEW_TC11MP_TWD_BASE, + IRQ_LOCALTIMER); + +static void __init realview_pb11mp_twd_init(void) +{ + int err = twd_local_timer_register(&twd_local_timer); + if (err) + pr_err("twd_local_timer_register failed %d\n", err); +} +#else +#define realview_pb11mp_twd_init() do {} while(0) +#endif + +static void __init realview_pb11mp_timer_init(void) +{ + timer0_va_base = __io_address(REALVIEW_PB11MP_TIMER0_1_BASE); + timer1_va_base = __io_address(REALVIEW_PB11MP_TIMER0_1_BASE) + 0x20; + timer2_va_base = __io_address(REALVIEW_PB11MP_TIMER2_3_BASE); + timer3_va_base = __io_address(REALVIEW_PB11MP_TIMER2_3_BASE) + 0x20; + + realview_clk_init(__io_address(REALVIEW_SYS_BASE), false); + realview_timer_init(IRQ_TC11MP_TIMER0_1); + realview_pb11mp_twd_init(); +} + +static void realview_pb11mp_restart(enum reboot_mode mode, const char *cmd) +{ + void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); + void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); + + /* + * To reset, we hit the on-board reset register + * in the system FPGA + */ + __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); + __raw_writel(0x0000, reset_ctrl); + __raw_writel(0x0004, reset_ctrl); + dsb(); +} + +static void __init realview_pb11mp_init(void) +{ + int i; + +#ifdef CONFIG_CACHE_L2X0 + /* + * The PL220 needs to be manually configured as the hardware + * doesn't report the correct sizes. + * 1MB (128KB/way), 8-way associativity, event monitor and + * parity enabled, ignore share bit, no force write allocate + * Bits: .... ...0 0111 1001 0000 .... .... .... + */ + l2x0_init(__io_address(REALVIEW_TC11MP_L220_BASE), 0x00790000, 0xfe000fff); +#endif + + realview_flash_register(realview_pb11mp_flash_resource, + ARRAY_SIZE(realview_pb11mp_flash_resource)); + realview_eth_register(NULL, realview_pb11mp_smsc911x_resources); + platform_device_register(&realview_i2c_device); + platform_device_register(&realview_cf_device); + platform_device_register(&realview_leds_device); + realview_usb_register(realview_pb11mp_isp1761_resources); + platform_device_register(&pmu_device); + + for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { + struct amba_device *d = amba_devs[i]; + amba_device_register(d, &iomem_resource); + } +} + +MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore") + /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */ + .atag_offset = 0x100, + .smp = smp_ops(realview_smp_ops), + .fixup = realview_fixup, + .map_io = realview_pb11mp_map_io, + .init_early = realview_init_early, + .init_irq = gic_init_irq, + .init_time = realview_pb11mp_timer_init, + .init_machine = realview_pb11mp_init, +#ifdef CONFIG_ZONE_DMA + .dma_zone_size = SZ_256M, +#endif + .restart = realview_pb11mp_restart, +MACHINE_END diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c new file mode 100644 index 00000000000..4e57a859926 --- /dev/null +++ b/arch/arm/mach-realview/realview_pba8.c @@ -0,0 +1,315 @@ +/* + * linux/arch/arm/mach-realview/realview_pba8.c + * + * Copyright (C) 2008 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 + */ + +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/device.h> +#include <linux/amba/bus.h> +#include <linux/amba/pl061.h> +#include <linux/amba/mmci.h> +#include <linux/amba/pl022.h> +#include <linux/io.h> +#include <linux/irqchip/arm-gic.h> +#include <linux/platform_data/clk-realview.h> +#include <linux/reboot.h> + +#include <asm/irq.h> +#include <asm/mach-types.h> +#include <asm/pgtable.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/time.h> + +#include <mach/hardware.h> +#include <mach/board-pba8.h> +#include <mach/irqs.h> + +#include "core.h" + +static struct map_desc realview_pba8_io_desc[] __initdata = { + { + .virtual = IO_ADDRESS(REALVIEW_SYS_BASE), + .pfn = __phys_to_pfn(REALVIEW_SYS_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PBA8_GIC_CPU_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBA8_GIC_CPU_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PBA8_GIC_DIST_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBA8_GIC_DIST_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_SCTL_BASE), + .pfn = __phys_to_pfn(REALVIEW_SCTL_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PBA8_TIMER0_1_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBA8_TIMER0_1_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PBA8_TIMER2_3_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBA8_TIMER2_3_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, +#ifdef CONFIG_PCI + { + .virtual = PCIX_UNIT_BASE, + .pfn = __phys_to_pfn(REALVIEW_PBA8_PCI_BASE), + .length = REALVIEW_PBA8_PCI_BASE_SIZE, + .type = MT_DEVICE + }, +#endif +#ifdef CONFIG_DEBUG_LL + { + .virtual = IO_ADDRESS(REALVIEW_PBA8_UART0_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBA8_UART0_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, +#endif +}; + +static void __init realview_pba8_map_io(void) +{ + iotable_init(realview_pba8_io_desc, ARRAY_SIZE(realview_pba8_io_desc)); +} + +static struct pl061_platform_data gpio0_plat_data = { + .gpio_base = 0, +}; + +static struct pl061_platform_data gpio1_plat_data = { + .gpio_base = 8, +}; + +static struct pl061_platform_data gpio2_plat_data = { + .gpio_base = 16, +}; + +static struct pl022_ssp_controller ssp0_plat_data = { + .bus_id = 0, + .enable_dma = 0, + .num_chipselect = 1, +}; + +/* + * RealView PBA8Core AMBA devices + */ + +#define GPIO2_IRQ { IRQ_PBA8_GPIO2 } +#define GPIO3_IRQ { IRQ_PBA8_GPIO3 } +#define AACI_IRQ { IRQ_PBA8_AACI } +#define MMCI0_IRQ { IRQ_PBA8_MMCI0A, IRQ_PBA8_MMCI0B } +#define KMI0_IRQ { IRQ_PBA8_KMI0 } +#define KMI1_IRQ { IRQ_PBA8_KMI1 } +#define PBA8_SMC_IRQ { } +#define MPMC_IRQ { } +#define PBA8_CLCD_IRQ { IRQ_PBA8_CLCD } +#define DMAC_IRQ { IRQ_PBA8_DMAC } +#define SCTL_IRQ { } +#define PBA8_WATCHDOG_IRQ { IRQ_PBA8_WATCHDOG } +#define PBA8_GPIO0_IRQ { IRQ_PBA8_GPIO0 } +#define GPIO1_IRQ { IRQ_PBA8_GPIO1 } +#define PBA8_RTC_IRQ { IRQ_PBA8_RTC } +#define SCI_IRQ { IRQ_PBA8_SCI } +#define PBA8_UART0_IRQ { IRQ_PBA8_UART0 } +#define PBA8_UART1_IRQ { IRQ_PBA8_UART1 } +#define PBA8_UART2_IRQ { IRQ_PBA8_UART2 } +#define PBA8_UART3_IRQ { IRQ_PBA8_UART3 } +#define PBA8_SSP_IRQ { IRQ_PBA8_SSP } + +/* FPGA Primecells */ +APB_DEVICE(aaci, "fpga:aaci", AACI, NULL); +APB_DEVICE(mmc0, "fpga:mmc0", MMCI0, &realview_mmc0_plat_data); +APB_DEVICE(kmi0, "fpga:kmi0", KMI0, NULL); +APB_DEVICE(kmi1, "fpga:kmi1", KMI1, NULL); +APB_DEVICE(uart3, "fpga:uart3", PBA8_UART3, NULL); + +/* DevChip Primecells */ +AHB_DEVICE(smc, "dev:smc", PBA8_SMC, NULL); +AHB_DEVICE(sctl, "dev:sctl", SCTL, NULL); +APB_DEVICE(wdog, "dev:wdog", PBA8_WATCHDOG, NULL); +APB_DEVICE(gpio0, "dev:gpio0", PBA8_GPIO0, &gpio0_plat_data); +APB_DEVICE(gpio1, "dev:gpio1", GPIO1, &gpio1_plat_data); +APB_DEVICE(gpio2, "dev:gpio2", GPIO2, &gpio2_plat_data); +APB_DEVICE(rtc, "dev:rtc", PBA8_RTC, NULL); +APB_DEVICE(sci0, "dev:sci0", SCI, NULL); +APB_DEVICE(uart0, "dev:uart0", PBA8_UART0, NULL); +APB_DEVICE(uart1, "dev:uart1", PBA8_UART1, NULL); +APB_DEVICE(uart2, "dev:uart2", PBA8_UART2, NULL); +APB_DEVICE(ssp0, "dev:ssp0", PBA8_SSP, &ssp0_plat_data); + +/* Primecells on the NEC ISSP chip */ +AHB_DEVICE(clcd, "issp:clcd", PBA8_CLCD, &clcd_plat_data); +AHB_DEVICE(dmac, "issp:dmac", DMAC, NULL); + +static struct amba_device *amba_devs[] __initdata = { + &dmac_device, + &uart0_device, + &uart1_device, + &uart2_device, + &uart3_device, + &smc_device, + &clcd_device, + &sctl_device, + &wdog_device, + &gpio0_device, + &gpio1_device, + &gpio2_device, + &rtc_device, + &sci0_device, + &ssp0_device, + &aaci_device, + &mmc0_device, + &kmi0_device, + &kmi1_device, +}; + +/* + * RealView PB-A8 platform devices + */ +static struct resource realview_pba8_flash_resource[] = { + [0] = { + .start = REALVIEW_PBA8_FLASH0_BASE, + .end = REALVIEW_PBA8_FLASH0_BASE + REALVIEW_PBA8_FLASH0_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = REALVIEW_PBA8_FLASH1_BASE, + .end = REALVIEW_PBA8_FLASH1_BASE + REALVIEW_PBA8_FLASH1_SIZE - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct resource realview_pba8_smsc911x_resources[] = { + [0] = { + .start = REALVIEW_PBA8_ETH_BASE, + .end = REALVIEW_PBA8_ETH_BASE + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_PBA8_ETH, + .end = IRQ_PBA8_ETH, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource realview_pba8_isp1761_resources[] = { + [0] = { + .start = REALVIEW_PBA8_USB_BASE, + .end = REALVIEW_PBA8_USB_BASE + SZ_128K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_PBA8_USB, + .end = IRQ_PBA8_USB, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource pmu_resource = { + .start = IRQ_PBA8_PMU, + .end = IRQ_PBA8_PMU, + .flags = IORESOURCE_IRQ, +}; + +static struct platform_device pmu_device = { + .name = "arm-pmu", + .id = -1, + .num_resources = 1, + .resource = &pmu_resource, +}; + +static void __init gic_init_irq(void) +{ + /* ARM PB-A8 on-board GIC */ + gic_init(0, IRQ_PBA8_GIC_START, + __io_address(REALVIEW_PBA8_GIC_DIST_BASE), + __io_address(REALVIEW_PBA8_GIC_CPU_BASE)); +} + +static void __init realview_pba8_timer_init(void) +{ + timer0_va_base = __io_address(REALVIEW_PBA8_TIMER0_1_BASE); + timer1_va_base = __io_address(REALVIEW_PBA8_TIMER0_1_BASE) + 0x20; + timer2_va_base = __io_address(REALVIEW_PBA8_TIMER2_3_BASE); + timer3_va_base = __io_address(REALVIEW_PBA8_TIMER2_3_BASE) + 0x20; + + realview_clk_init(__io_address(REALVIEW_SYS_BASE), false); + realview_timer_init(IRQ_PBA8_TIMER0_1); +} + +static void realview_pba8_restart(enum reboot_mode mode, const char *cmd) +{ + void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); + void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); + + /* + * To reset, we hit the on-board reset register + * in the system FPGA + */ + __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); + __raw_writel(0x0000, reset_ctrl); + __raw_writel(0x0004, reset_ctrl); + dsb(); +} + +static void __init realview_pba8_init(void) +{ + int i; + + realview_flash_register(realview_pba8_flash_resource, + ARRAY_SIZE(realview_pba8_flash_resource)); + realview_eth_register(NULL, realview_pba8_smsc911x_resources); + platform_device_register(&realview_i2c_device); + platform_device_register(&realview_cf_device); + platform_device_register(&realview_leds_device); + realview_usb_register(realview_pba8_isp1761_resources); + platform_device_register(&pmu_device); + + for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { + struct amba_device *d = amba_devs[i]; + amba_device_register(d, &iomem_resource); + } +} + +MACHINE_START(REALVIEW_PBA8, "ARM-RealView PB-A8") + /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */ + .atag_offset = 0x100, + .fixup = realview_fixup, + .map_io = realview_pba8_map_io, + .init_early = realview_init_early, + .init_irq = gic_init_irq, + .init_time = realview_pba8_timer_init, + .init_machine = realview_pba8_init, +#ifdef CONFIG_ZONE_DMA + .dma_zone_size = SZ_256M, +#endif + .restart = realview_pba8_restart, +MACHINE_END diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c new file mode 100644 index 00000000000..d89eb402346 --- /dev/null +++ b/arch/arm/mach-realview/realview_pbx.c @@ -0,0 +1,408 @@ +/* + * arch/arm/mach-realview/realview_pbx.c + * + * Copyright (C) 2009 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 version 2 as + * published by the Free Software Foundation. + * + * 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 + */ + +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/device.h> +#include <linux/amba/bus.h> +#include <linux/amba/pl061.h> +#include <linux/amba/mmci.h> +#include <linux/amba/pl022.h> +#include <linux/io.h> +#include <linux/irqchip/arm-gic.h> +#include <linux/platform_data/clk-realview.h> +#include <linux/reboot.h> +#include <linux/memblock.h> + +#include <asm/irq.h> +#include <asm/mach-types.h> +#include <asm/smp_twd.h> +#include <asm/pgtable.h> +#include <asm/hardware/cache-l2x0.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/time.h> + +#include <mach/hardware.h> +#include <mach/board-pbx.h> +#include <mach/irqs.h> + +#include "core.h" + +static struct map_desc realview_pbx_io_desc[] __initdata = { + { + .virtual = IO_ADDRESS(REALVIEW_SYS_BASE), + .pfn = __phys_to_pfn(REALVIEW_SYS_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PBX_GIC_CPU_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBX_GIC_CPU_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PBX_GIC_DIST_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBX_GIC_DIST_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_SCTL_BASE), + .pfn = __phys_to_pfn(REALVIEW_SCTL_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PBX_TIMER0_1_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBX_TIMER0_1_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PBX_TIMER2_3_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBX_TIMER2_3_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, +#ifdef CONFIG_PCI + { + .virtual = PCIX_UNIT_BASE, + .pfn = __phys_to_pfn(REALVIEW_PBX_PCI_BASE), + .length = REALVIEW_PBX_PCI_BASE_SIZE, + .type = MT_DEVICE, + }, +#endif +#ifdef CONFIG_DEBUG_LL + { + .virtual = IO_ADDRESS(REALVIEW_PBX_UART0_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBX_UART0_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, +#endif +}; + +static struct map_desc realview_local_io_desc[] __initdata = { + { + .virtual = IO_ADDRESS(REALVIEW_PBX_TILE_SCU_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBX_TILE_SCU_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PBX_TILE_GIC_DIST_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBX_TILE_GIC_DIST_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(REALVIEW_PBX_TILE_L220_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBX_TILE_L220_BASE), + .length = SZ_8K, + .type = MT_DEVICE, + } +}; + +static void __init realview_pbx_map_io(void) +{ + iotable_init(realview_pbx_io_desc, ARRAY_SIZE(realview_pbx_io_desc)); + if (core_tile_pbx11mp() || core_tile_pbxa9mp()) + iotable_init(realview_local_io_desc, ARRAY_SIZE(realview_local_io_desc)); +} + +static struct pl061_platform_data gpio0_plat_data = { + .gpio_base = 0, +}; + +static struct pl061_platform_data gpio1_plat_data = { + .gpio_base = 8, +}; + +static struct pl061_platform_data gpio2_plat_data = { + .gpio_base = 16, +}; + +static struct pl022_ssp_controller ssp0_plat_data = { + .bus_id = 0, + .enable_dma = 0, + .num_chipselect = 1, +}; + +/* + * RealView PBXCore AMBA devices + */ + +#define GPIO2_IRQ { IRQ_PBX_GPIO2 } +#define GPIO3_IRQ { IRQ_PBX_GPIO3 } +#define AACI_IRQ { IRQ_PBX_AACI } +#define MMCI0_IRQ { IRQ_PBX_MMCI0A, IRQ_PBX_MMCI0B } +#define KMI0_IRQ { IRQ_PBX_KMI0 } +#define KMI1_IRQ { IRQ_PBX_KMI1 } +#define PBX_SMC_IRQ { } +#define MPMC_IRQ { } +#define PBX_CLCD_IRQ { IRQ_PBX_CLCD } +#define DMAC_IRQ { IRQ_PBX_DMAC } +#define SCTL_IRQ { } +#define PBX_WATCHDOG_IRQ { IRQ_PBX_WATCHDOG } +#define PBX_GPIO0_IRQ { IRQ_PBX_GPIO0 } +#define GPIO1_IRQ { IRQ_PBX_GPIO1 } +#define PBX_RTC_IRQ { IRQ_PBX_RTC } +#define SCI_IRQ { IRQ_PBX_SCI } +#define PBX_UART0_IRQ { IRQ_PBX_UART0 } +#define PBX_UART1_IRQ { IRQ_PBX_UART1 } +#define PBX_UART2_IRQ { IRQ_PBX_UART2 } +#define PBX_UART3_IRQ { IRQ_PBX_UART3 } +#define PBX_SSP_IRQ { IRQ_PBX_SSP } + +/* FPGA Primecells */ +APB_DEVICE(aaci, "fpga:aaci", AACI, NULL); +APB_DEVICE(mmc0, "fpga:mmc0", MMCI0, &realview_mmc0_plat_data); +APB_DEVICE(kmi0, "fpga:kmi0", KMI0, NULL); +APB_DEVICE(kmi1, "fpga:kmi1", KMI1, NULL); +APB_DEVICE(uart3, "fpga:uart3", PBX_UART3, NULL); + +/* DevChip Primecells */ +AHB_DEVICE(smc, "dev:smc", PBX_SMC, NULL); +AHB_DEVICE(sctl, "dev:sctl", SCTL, NULL); +APB_DEVICE(wdog, "dev:wdog", PBX_WATCHDOG, NULL); +APB_DEVICE(gpio0, "dev:gpio0", PBX_GPIO0, &gpio0_plat_data); +APB_DEVICE(gpio1, "dev:gpio1", GPIO1, &gpio1_plat_data); +APB_DEVICE(gpio2, "dev:gpio2", GPIO2, &gpio2_plat_data); +APB_DEVICE(rtc, "dev:rtc", PBX_RTC, NULL); +APB_DEVICE(sci0, "dev:sci0", SCI, NULL); +APB_DEVICE(uart0, "dev:uart0", PBX_UART0, NULL); +APB_DEVICE(uart1, "dev:uart1", PBX_UART1, NULL); +APB_DEVICE(uart2, "dev:uart2", PBX_UART2, NULL); +APB_DEVICE(ssp0, "dev:ssp0", PBX_SSP, &ssp0_plat_data); + +/* Primecells on the NEC ISSP chip */ +AHB_DEVICE(clcd, "issp:clcd", PBX_CLCD, &clcd_plat_data); +AHB_DEVICE(dmac, "issp:dmac", DMAC, NULL); + +static struct amba_device *amba_devs[] __initdata = { + &dmac_device, + &uart0_device, + &uart1_device, + &uart2_device, + &uart3_device, + &smc_device, + &clcd_device, + &sctl_device, + &wdog_device, + &gpio0_device, + &gpio1_device, + &gpio2_device, + &rtc_device, + &sci0_device, + &ssp0_device, + &aaci_device, + &mmc0_device, + &kmi0_device, + &kmi1_device, +}; + +/* + * RealView PB-X platform devices + */ +static struct resource realview_pbx_flash_resources[] = { + [0] = { + .start = REALVIEW_PBX_FLASH0_BASE, + .end = REALVIEW_PBX_FLASH0_BASE + REALVIEW_PBX_FLASH0_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = REALVIEW_PBX_FLASH1_BASE, + .end = REALVIEW_PBX_FLASH1_BASE + REALVIEW_PBX_FLASH1_SIZE - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct resource realview_pbx_smsc911x_resources[] = { + [0] = { + .start = REALVIEW_PBX_ETH_BASE, + .end = REALVIEW_PBX_ETH_BASE + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_PBX_ETH, + .end = IRQ_PBX_ETH, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource realview_pbx_isp1761_resources[] = { + [0] = { + .start = REALVIEW_PBX_USB_BASE, + .end = REALVIEW_PBX_USB_BASE + SZ_128K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_PBX_USB, + .end = IRQ_PBX_USB, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource pmu_resources[] = { + [0] = { + .start = IRQ_PBX_PMU_CPU0, + .end = IRQ_PBX_PMU_CPU0, + .flags = IORESOURCE_IRQ, + }, + [1] = { + .start = IRQ_PBX_PMU_CPU1, + .end = IRQ_PBX_PMU_CPU1, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = IRQ_PBX_PMU_CPU2, + .end = IRQ_PBX_PMU_CPU2, + .flags = IORESOURCE_IRQ, + }, + [3] = { + .start = IRQ_PBX_PMU_CPU3, + .end = IRQ_PBX_PMU_CPU3, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device pmu_device = { + .name = "arm-pmu", + .id = -1, + .num_resources = ARRAY_SIZE(pmu_resources), + .resource = pmu_resources, +}; + +static void __init gic_init_irq(void) +{ + /* ARM PBX on-board GIC */ + if (core_tile_pbx11mp() || core_tile_pbxa9mp()) { + gic_init(0, 29, __io_address(REALVIEW_PBX_TILE_GIC_DIST_BASE), + __io_address(REALVIEW_PBX_TILE_GIC_CPU_BASE)); + } else { + gic_init(0, IRQ_PBX_GIC_START, + __io_address(REALVIEW_PBX_GIC_DIST_BASE), + __io_address(REALVIEW_PBX_GIC_CPU_BASE)); + } +} + +#ifdef CONFIG_HAVE_ARM_TWD +static DEFINE_TWD_LOCAL_TIMER(twd_local_timer, + REALVIEW_PBX_TILE_TWD_BASE, + IRQ_LOCALTIMER); + +static void __init realview_pbx_twd_init(void) +{ + int err = twd_local_timer_register(&twd_local_timer); + if (err) + pr_err("twd_local_timer_register failed %d\n", err); +} +#else +#define realview_pbx_twd_init() do { } while(0) +#endif + +static void __init realview_pbx_timer_init(void) +{ + timer0_va_base = __io_address(REALVIEW_PBX_TIMER0_1_BASE); + timer1_va_base = __io_address(REALVIEW_PBX_TIMER0_1_BASE) + 0x20; + timer2_va_base = __io_address(REALVIEW_PBX_TIMER2_3_BASE); + timer3_va_base = __io_address(REALVIEW_PBX_TIMER2_3_BASE) + 0x20; + + realview_clk_init(__io_address(REALVIEW_SYS_BASE), false); + realview_timer_init(IRQ_PBX_TIMER0_1); + realview_pbx_twd_init(); +} + +static void realview_pbx_fixup(struct tag *tags, char **from) +{ +#ifdef CONFIG_SPARSEMEM + /* + * Memory configuration with SPARSEMEM enabled on RealView PBX (see + * asm/mach/memory.h for more information). + */ + + memblock_add(0, SZ_256M); + memblock_add(0x20000000, SZ_512M); + memblock_add(0x80000000, SZ_256M); +#else + realview_fixup(tags, from); +#endif +} + +static void realview_pbx_restart(enum reboot_mode mode, const char *cmd) +{ + void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); + void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); + + /* + * To reset, we hit the on-board reset register + * in the system FPGA + */ + __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); + __raw_writel(0x00F0, reset_ctrl); + __raw_writel(0x00F4, reset_ctrl); + dsb(); +} + +static void __init realview_pbx_init(void) +{ + int i; + +#ifdef CONFIG_CACHE_L2X0 + if (core_tile_pbxa9mp()) { + void __iomem *l2x0_base = + __io_address(REALVIEW_PBX_TILE_L220_BASE); + + /* set RAM latencies to 1 cycle for eASIC */ + writel(0, l2x0_base + L310_TAG_LATENCY_CTRL); + writel(0, l2x0_base + L310_DATA_LATENCY_CTRL); + + /* 16KB way size, 8-way associativity, parity disabled + * Bits: .. 0 0 0 0 1 00 1 0 1 001 0 000 0 .... .... .... */ + l2x0_init(l2x0_base, 0x02520000, 0xc0000fff); + platform_device_register(&pmu_device); + } +#endif + + realview_flash_register(realview_pbx_flash_resources, + ARRAY_SIZE(realview_pbx_flash_resources)); + realview_eth_register(NULL, realview_pbx_smsc911x_resources); + platform_device_register(&realview_i2c_device); + platform_device_register(&realview_cf_device); + platform_device_register(&realview_leds_device); + realview_usb_register(realview_pbx_isp1761_resources); + + for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { + struct amba_device *d = amba_devs[i]; + amba_device_register(d, &iomem_resource); + } +} + +MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX") + /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */ + .atag_offset = 0x100, + .smp = smp_ops(realview_smp_ops), + .fixup = realview_pbx_fixup, + .map_io = realview_pbx_map_io, + .init_early = realview_init_early, + .init_irq = gic_init_irq, + .init_time = realview_pbx_timer_init, + .init_machine = realview_pbx_init, +#ifdef CONFIG_ZONE_DMA + .dma_zone_size = SZ_256M, +#endif + .restart = realview_pbx_restart, +MACHINE_END |