diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-clps711x/cdb89712.c | 84 | ||||
| -rw-r--r-- | arch/arm/mach-clps711x/include/mach/hardware.h | 3 |
2 files changed, 87 insertions, 0 deletions
diff --git a/arch/arm/mach-clps711x/cdb89712.c b/arch/arm/mach-clps711x/cdb89712.c index 235e6256775..24f573b5715 100644 --- a/arch/arm/mach-clps711x/cdb89712.c +++ b/arch/arm/mach-clps711x/cdb89712.c @@ -26,6 +26,10 @@ #include <linux/interrupt.h> #include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/mtd/plat-ram.h> +#include <linux/mtd/partitions.h> + #include <mach/hardware.h> #include <asm/pgtable.h> #include <asm/page.h> @@ -44,8 +48,88 @@ static struct resource cdb89712_cs8900_resource[] __initdata = { DEFINE_RES_IRQ(CDB89712_CS8900_IRQ), }; +static struct mtd_partition cdb89712_flash_partitions[] __initdata = { + { + .name = "Flash", + .offset = 0, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data cdb89712_flash_pdata __initdata = { + .width = 4, + .probe_type = "map_rom", + .parts = cdb89712_flash_partitions, + .nr_parts = ARRAY_SIZE(cdb89712_flash_partitions), +}; + +static struct resource cdb89712_flash_resources[] __initdata = { + DEFINE_RES_MEM(CS0_PHYS_BASE, SZ_8M), +}; + +static struct platform_device cdb89712_flash_pdev __initdata = { + .name = "physmap-flash", + .id = 0, + .resource = cdb89712_flash_resources, + .num_resources = ARRAY_SIZE(cdb89712_flash_resources), + .dev = { + .platform_data = &cdb89712_flash_pdata, + }, +}; + +static struct mtd_partition cdb89712_bootrom_partitions[] __initdata = { + { + .name = "BootROM", + .offset = 0, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data cdb89712_bootrom_pdata __initdata = { + .width = 4, + .probe_type = "map_rom", + .parts = cdb89712_bootrom_partitions, + .nr_parts = ARRAY_SIZE(cdb89712_bootrom_partitions), +}; + +static struct resource cdb89712_bootrom_resources[] __initdata = { + DEFINE_RES_NAMED(CS7_PHYS_BASE, SZ_128, "BOOTROM", IORESOURCE_MEM | + IORESOURCE_CACHEABLE | IORESOURCE_READONLY), +}; + +static struct platform_device cdb89712_bootrom_pdev __initdata = { + .name = "physmap-flash", + .id = 1, + .resource = cdb89712_bootrom_resources, + .num_resources = ARRAY_SIZE(cdb89712_bootrom_resources), + .dev = { + .platform_data = &cdb89712_bootrom_pdata, + }, +}; + +static struct platdata_mtd_ram cdb89712_sram_pdata __initdata = { + .bankwidth = 4, +}; + +static struct resource cdb89712_sram_resources[] __initdata = { + DEFINE_RES_MEM(CLPS711X_SRAM_BASE, CLPS711X_SRAM_SIZE), +}; + +static struct platform_device cdb89712_sram_pdev __initdata = { + .name = "mtd-ram", + .id = 0, + .resource = cdb89712_sram_resources, + .num_resources = ARRAY_SIZE(cdb89712_sram_resources), + .dev = { + .platform_data = &cdb89712_sram_pdata, + }, +}; + static void __init cdb89712_init(void) { + platform_device_register(&cdb89712_flash_pdev); + platform_device_register(&cdb89712_bootrom_pdev); + platform_device_register(&cdb89712_sram_pdev); platform_device_register_simple("cs89x0", 0, cdb89712_cs8900_resource, ARRAY_SIZE(cdb89712_cs8900_resource)); } diff --git a/arch/arm/mach-clps711x/include/mach/hardware.h b/arch/arm/mach-clps711x/include/mach/hardware.h index bd919e7bb86..5a278cb02b0 100644 --- a/arch/arm/mach-clps711x/include/mach/hardware.h +++ b/arch/arm/mach-clps711x/include/mach/hardware.h @@ -64,6 +64,9 @@ #define CS7_PHYS_BASE (0x00000000) #endif +#define CLPS711X_SRAM_BASE CS6_PHYS_BASE +#define CLPS711X_SRAM_SIZE (48 * 1024) + #if defined (CONFIG_ARCH_EDB7211) /* The extra 8 lines of the keyboard matrix are wired to chip select 3 */ |