diff options
| author | Barry Song <barry.song@analog.com> | 2009-08-03 04:40:36 +0000 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2009-09-16 22:10:15 -0400 |
| commit | f1cb64625c4f5309747b8067a309e0bcc630b303 (patch) | |
| tree | 8b4ce9dfbd973311bceee532ae179303b13212bc /arch | |
| parent | ac860751eb2cb1bdf8bb341d849b38c483f5d83b (diff) | |
Blackfin: bf538-ezkit: add resources for parallel flash
The board has some parallel flash hooked up to the async banks, so add
appropriate physmap resources for it.
Signed-off-by: Barry Song <barry.song@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/blackfin/mach-bf538/boards/ezkit.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf538/boards/ezkit.c b/arch/blackfin/mach-bf538/boards/ezkit.c index 42297fad46b..9113f60d65f 100644 --- a/arch/blackfin/mach-bf538/boards/ezkit.c +++ b/arch/blackfin/mach-bf538/boards/ezkit.c @@ -31,6 +31,7 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/mtd/mtd.h> +#include <linux/mtd/physmap.h> #include <linux/mtd/partitions.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> @@ -561,6 +562,50 @@ static struct platform_device bfin_dpmc = { }, }; +#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) +static struct mtd_partition ezkit_partitions[] = { + { + .name = "bootloader(nor)", + .size = 0x40000, + .offset = 0, + }, { + .name = "linux kernel(nor)", + .size = 0x180000, + .offset = MTDPART_OFS_APPEND, + }, { + .name = "file system(nor)", + .size = MTDPART_SIZ_FULL, + .offset = MTDPART_OFS_APPEND, + } +}; + +static struct physmap_flash_data ezkit_flash_data = { + .width = 2, + .parts = ezkit_partitions, + .nr_parts = ARRAY_SIZE(ezkit_partitions), +}; + +static struct resource ezkit_flash_resource = { + .start = 0x20000000, +#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) + .end = 0x202fffff, +#else + .end = 0x203fffff, +#endif + .flags = IORESOURCE_MEM, +}; + +static struct platform_device ezkit_flash_device = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &ezkit_flash_data, + }, + .num_resources = 1, + .resource = &ezkit_flash_resource, +}; +#endif + static struct platform_device *cm_bf538_devices[] __initdata = { &bfin_dpmc, @@ -609,6 +654,10 @@ static struct platform_device *cm_bf538_devices[] __initdata = { #endif &bfin_gpios_device, + +#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) + &ezkit_flash_device, +#endif }; static int __init ezkit_init(void) |