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| author | Michael Hennerich <michael.hennerich@analog.com> | 2008-02-09 01:54:09 +0800 |
|---|---|---|
| committer | Bryan Wu <bryan.wu@analog.com> | 2008-02-09 01:54:09 +0800 |
| commit | 6e668936db12550ab5a6a758f236140101e5a644 (patch) | |
| tree | 8ec66d17e3816e7007873671c5105a77bdb4a0c4 /arch/blackfin/mach-bf548/boards | |
| parent | 8b01eaff4fdf39d23d53288fd1a3e74fef136145 (diff) | |
| download | linux-6e668936db12550ab5a6a758f236140101e5a644.tar.bz2 | |
[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: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Diffstat (limited to 'arch/blackfin/mach-bf548/boards')
| -rw-r--r-- | arch/blackfin/mach-bf548/boards/ezkit.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c index 638da39a2f34..d5330d4f79d3 100644 --- a/arch/blackfin/mach-bf548/boards/ezkit.c +++ b/arch/blackfin/mach-bf548/boards/ezkit.c @@ -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) */ |