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| author | Michael Hennerich <michael.hennerich@analog.com> | 2008-08-25 17:39:11 +0800 |
|---|---|---|
| committer | Bryan Wu <cooloney@kernel.org> | 2008-08-25 17:39:11 +0800 |
| commit | ceac2651e9b7b77734d1c2b6f5d7d218d22f5427 (patch) | |
| tree | ef66c46115793d54f44c7676a1e9c300cf307842 /arch | |
| parent | b8e6c91c74e9f0279b7c51048779b3d62da60b88 (diff) | |
| download | linux-ceac2651e9b7b77734d1c2b6f5d7d218d22f5427.tar.gz linux-ceac2651e9b7b77734d1c2b6f5d7d218d22f5427.tar.bz2 linux-ceac2651e9b7b77734d1c2b6f5d7d218d22f5427.zip | |
Blackfin arch: Add MTD Partitions for MTD_DATAFLASH, increase max SPI SCLK
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/blackfin/mach-bf537/boards/stamp.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index e93964fdb432..8482d22321f3 100644 --- a/arch/blackfin/mach-bf537/boards/stamp.c +++ b/arch/blackfin/mach-bf537/boards/stamp.c @@ -584,6 +584,30 @@ static struct bfin5xx_spi_chip spidev_chip_info = { #if defined(CONFIG_MTD_DATAFLASH) \ || defined(CONFIG_MTD_DATAFLASH_MODULE) + +static struct mtd_partition bfin_spi_dataflash_partitions[] = { + { + .name = "bootloader(spi)", + .size = 0x00040000, + .offset = 0, + .mask_flags = MTD_CAP_ROM + }, { + .name = "linux kernel(spi)", + .size = 0xe0000, + .offset = MTDPART_OFS_APPEND, + }, { + .name = "file system(spi)", + .size = MTDPART_SIZ_FULL, + .offset = MTDPART_OFS_APPEND, + } +}; + +static struct flash_platform_data bfin_spi_dataflash_data = { + .name = "SPI Dataflash", + .parts = bfin_spi_dataflash_partitions, + .nr_parts = ARRAY_SIZE(bfin_spi_dataflash_partitions), +}; + /* DataFlash chip */ static struct bfin5xx_spi_chip data_flash_chip_info = { .enable_dma = 0, /* use dma transfer with this chip*/ @@ -609,9 +633,10 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { || defined(CONFIG_MTD_DATAFLASH_MODULE) { /* DataFlash chip */ .modalias = "mtd_dataflash", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ + .max_speed_hz = 33250000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, /* Framework bus number */ .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/ + .platform_data = &bfin_spi_dataflash_data, .controller_data = &data_flash_chip_info, .mode = SPI_MODE_3, }, |