diff options
Diffstat (limited to 'arch/arm/mach-realview/realview_pb1176.c')
| -rw-r--r-- | arch/arm/mach-realview/realview_pb1176.c | 395 |
1 files changed, 0 insertions, 395 deletions
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c deleted file mode 100644 index 537f3878d501..000000000000 --- a/arch/arm/mach-realview/realview_pb1176.c +++ /dev/null @@ -1,395 +0,0 @@ -/* - * 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 "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 "board-pb1176.h" -#include "irqs-pb1176.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 = "armv6-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 |