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| author | Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> | 2009-06-16 07:42:20 +0000 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-06-16 16:49:03 +0900 |
| commit | 15ba400ebb9d958afb3d2a7aa079a56e9ad2fe7a (patch) | |
| tree | ef3d98d2ad1a736418779f86bba34409f58893ab /arch/sh | |
| parent | 8c6b44d00aca45edf69b35220ba4dce962c482f8 (diff) | |
| download | linux-3.10-15ba400ebb9d958afb3d2a7aa079a56e9ad2fe7a.tar.gz linux-3.10-15ba400ebb9d958afb3d2a7aa079a56e9ad2fe7a.tar.bz2 linux-3.10-15ba400ebb9d958afb3d2a7aa079a56e9ad2fe7a.zip | |
sh: Add support mtd mapping for highlander
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/boards/mach-highlander/setup.c | 49 | ||||
| -rw-r--r-- | arch/sh/include/mach-common/mach/highlander.h | 3 |
2 files changed, 52 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-highlander/setup.c b/arch/sh/boards/mach-highlander/setup.c index 20fe72c515d..df054e54bab 100644 --- a/arch/sh/boards/mach-highlander/setup.c +++ b/arch/sh/boards/mach-highlander/setup.c @@ -17,6 +17,7 @@ #include <linux/platform_device.h> #include <linux/ata_platform.h> #include <linux/types.h> +#include <linux/mtd/physmap.h> #include <linux/i2c.h> #include <linux/irq.h> #include <net/ax88796.h> @@ -178,6 +179,53 @@ static struct platform_device ax88796_device = { .resource = ax88796_resources, }; +static struct mtd_partition nor_flash_partitions[] = { + { + .name = "loader", + .offset = 0x00000000, + .size = 512 * 1024, + }, + { + .name = "bootenv", + .offset = MTDPART_OFS_APPEND, + .size = 512 * 1024, + }, + { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = 4 * 1024 * 1024, + }, + { + .name = "data", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data nor_flash_data = { + .width = 4, + .parts = nor_flash_partitions, + .nr_parts = ARRAY_SIZE(nor_flash_partitions), +}; + +/* This config is flash board for mass production. */ +static struct resource nor_flash_resources[] = { + [0] = { + .start = PA_NORFLASH_ADDR, + .end = PA_NORFLASH_ADDR + PA_NORFLASH_SIZE - 1, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device nor_flash_device = { + .name = "physmap-flash", + .dev = { + .platform_data = &nor_flash_data, + }, + .num_resources = ARRAY_SIZE(nor_flash_resources), + .resource = nor_flash_resources, +}; + static struct resource smbus_resources[] = { [0] = { .start = PA_SMCR, @@ -209,6 +257,7 @@ static struct platform_device *r7780rp_devices[] __initdata = { &m66592_usb_peripheral_device, &heartbeat_device, &smbus_device, + &nor_flash_device, #ifndef CONFIG_SH_R7780RP &ax88796_device, #endif diff --git a/arch/sh/include/mach-common/mach/highlander.h b/arch/sh/include/mach-common/mach/highlander.h index bd26a848cb0..5d9d4d5154b 100644 --- a/arch/sh/include/mach-common/mach/highlander.h +++ b/arch/sh/include/mach-common/mach/highlander.h @@ -2,6 +2,9 @@ #define __ASM_SH_RENESAS_R7780RP_H /* Box specific addresses. */ +#define PA_NORFLASH_ADDR 0x00000000 +#define PA_NORFLASH_SIZE 0x04000000 + #if defined(CONFIG_SH_R7780MP) #define PA_BCR 0xa4000000 /* FPGA */ #define PA_SDPOW (-1) |