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[Blackfin] arch: Add platform support for MTD DATAFLASH 

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
This commit is contained in:
Michael Hennerich 2008-04-24 08:46:19 +08:00 committed by Bryan Wu
parent 5f004c2009
commit 8e9d5c7daf
1 changed files with 20 additions and 1 deletions
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21
arch/blackfin/mach-bf537/boards/stamp.c
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@ -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)
{