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Commit 8e9d5c7d authored by Michael Hennerich's avatar Michael Hennerich Committed by Bryan Wu
Browse files

[Blackfin] arch: Add platform support for MTD DATAFLASH 



Signed-off-by: default avatarMichael Hennerich <michael.hennerich@analog.com>
Signed-off-by: default avatarBryan Wu <cooloney@kernel.org>
parent 5f004c20

arch/blackfin/mach-bf537/boards/stamp.c

+20 −1
Original line number Diff line number Diff line
@@ -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)

	{