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Commit 6e668936 authored by Michael Hennerich's avatar Michael Hennerich Committed by Bryan Wu
Browse files

[Blackfin] arch: Encourage users to use the spidev character driver: Provide platform support 



 - Enable kernel generic spidev driver for blackfin SPI ADC
 - spi_adc driver, document and test sample not synced

Signed-off-by: default avatarMichael Hennerich <michael.hennerich@analog.com>
Signed-off-by: default avatarBryan Wu <bryan.wu@analog.com>
parent 8b01eaff

arch/blackfin/mach-bf527/boards/ezkit.c

+17 −0
Original line number Diff line number Diff line
@@ -517,6 +517,14 @@ static struct bfin5xx_spi_chip spi_wm8731_chip_info = { 
	.bits_per_word = 16,

};

#endif



#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)

static struct bfin5xx_spi_chip spidev_chip_info = {

	.enable_dma = 0,

	.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)
@@ -634,6 +642,15 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { 
		.mode = SPI_MODE_0,

	},

#endif

#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)

	{

		.modalias = "spidev",

		.max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */

		.bus_num = 0,

		.chip_select = 1,

		.controller_data = &spidev_chip_info,

	},

#endif

};



/* SPI controller data */

arch/blackfin/mach-bf533/boards/ezkit.c

+16 −0
Original line number Diff line number Diff line
@@ -134,6 +134,13 @@ static struct bfin5xx_spi_chip ad1836_spi_chip_info = { 
};

#endif



#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)

static struct bfin5xx_spi_chip spidev_chip_info = {

	.enable_dma = 0,

	.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)

	{
@@ -168,6 +175,15 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { 
		.controller_data = &ad1836_spi_chip_info,

	},

#endif

#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)

	{

		.modalias = "spidev",

		.max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */

		.bus_num = 0,

		.chip_select = 1,

		.controller_data = &spidev_chip_info,

	},

#endif

};



/* SPI (0) */

arch/blackfin/mach-bf533/boards/stamp.c

+16 −0
Original line number Diff line number Diff line
@@ -226,6 +226,13 @@ static struct bfin5xx_spi_chip spi_mmc_chip_info = { 
};

#endif



#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)

static struct bfin5xx_spi_chip spidev_chip_info = {

	.enable_dma = 0,

	.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)

	{
@@ -312,6 +319,15 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { 
		.mode = SPI_MODE_2,

	},

#endif

#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)

	{

		.modalias = "spidev",

		.max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */

		.bus_num = 0,

		.chip_select = 1,

		.controller_data = &spidev_chip_info,

	},

#endif

};



/* SPI (0) */

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

+16 −0
Original line number Diff line number Diff line
@@ -487,6 +487,13 @@ static const struct ad7877_platform_data bfin_ad7877_ts_info = { 
};

#endif



#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)

static struct bfin5xx_spi_chip spidev_chip_info = {

	.enable_dma = 0,

	.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)
@@ -593,6 +600,15 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { 
		.controller_data = &spi_ad7877_chip_info,

	},

#endif

#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)

	{

		.modalias = "spidev",

		.max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */

		.bus_num = 0,

		.chip_select = 1,

		.controller_data = &spidev_chip_info,

	},

#endif

};



/* SPI controller data */

arch/blackfin/mach-bf548/boards/ezkit.c

+16 −0
Original line number Diff line number Diff line
@@ -420,6 +420,13 @@ static const struct ad7877_platform_data bfin_ad7877_ts_info = { 
};

#endif



#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)

static struct bfin5xx_spi_chip spidev_chip_info = {

	.enable_dma = 0,

	.bits_per_word = 8,

};

#endif



static struct spi_board_info bf54x_spi_board_info[] __initdata = {

#if defined(CONFIG_MTD_M25P80) \

	|| defined(CONFIG_MTD_M25P80_MODULE)
@@ -445,6 +452,15 @@ static struct spi_board_info bf54x_spi_board_info[] __initdata = { 
	.controller_data = &spi_ad7877_chip_info,

},

#endif

#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)

	{

		.modalias = "spidev",

		.max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */

		.bus_num = 0,

		.chip_select = 1,

		.controller_data = &spidev_chip_info,

	},

#endif

};



/* SPI (0) */