diff options
Diffstat (limited to 'arch/blackfin')
| -rw-r--r-- | arch/blackfin/mach-bf537/boards/stamp.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index e95478252c8..d4cbcb8774e 100644 --- a/arch/blackfin/mach-bf537/boards/stamp.c +++ b/arch/blackfin/mach-bf537/boards/stamp.c @@ -503,6 +503,15 @@ static struct bfin5xx_spi_chip spidev_chip_info = { }; #endif +#if defined(CONFIG_MTD_DATAFLASH) \ + || defined(CONFIG_MTD_DATAFLASH_MODULE) +/* DataFlash chip */ +static struct bfin5xx_spi_chip data_flash_chip_info = { + .enable_dma = 0, /* use dma transfer with this chip*/ + .bits_per_word = 8, +}; +#endif + static struct spi_board_info bfin_spi_board_info[] __initdata = { #if defined(CONFIG_MTD_M25P80) \ || defined(CONFIG_MTD_M25P80_MODULE) @@ -517,7 +526,17 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .mode = SPI_MODE_3, }, #endif - +#if defined(CONFIG_MTD_DATAFLASH) \ + || defined(CONFIG_MTD_DATAFLASH_MODULE) + { /* DataFlash chip */ + .modalias = "mtd_dataflash", + .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ + .bus_num = 0, /* Framework bus number */ + .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/ + .controller_data = &data_flash_chip_info, + .mode = SPI_MODE_3, + }, +#endif #if defined(CONFIG_SPI_ADC_BF533) \ || defined(CONFIG_SPI_ADC_BF533_MODULE) { |