diff options
| author | Gabor Juhos <juhosg@openwrt.org> | 2011-01-04 23:28:23 +0300 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2011-01-18 21:30:27 +0300 |
| commit | 68a1d3163678a42ad2d0a9013672083c4fb613be (patch) | |
| tree | ac653355ea8030195c4edd606fa1b31c7f4a8a75 /arch/mips/ath79/mach-pb44.c | |
| parent | 8efaef4dc842a8a050d10aef30e26220b8995fc3 (diff) | |
| download | linux-68a1d3163678a42ad2d0a9013672083c4fb613be.tar.xz | |
MIPS: ath79: add common SPI controller device
Several boards are using the built-in SPI controller of the
AR71XX/AR724X/AR913X SoCs. This patch adds common platform_device
and helper code to register it. Additionally, the patch registers
the SPI bus on the PB44 board.
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: Imre Kaloz <kaloz@openwrt.org>
Cc: Luis R. Rodriguez <lrodriguez@atheros.com>
Cc: Cliff Holden <Cliff.Holden@Atheros.com>
Cc: Kathy Giori <Kathy.Giori@Atheros.com>
Patchwork: https://patchwork.linux-mips.org/patch/1956/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/ath79/mach-pb44.c')
| -rw-r--r-- | arch/mips/ath79/mach-pb44.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/mips/ath79/mach-pb44.c b/arch/mips/ath79/mach-pb44.c index 3dc5080185cb..ec7b7a135d53 100644 --- a/arch/mips/ath79/mach-pb44.c +++ b/arch/mips/ath79/mach-pb44.c @@ -17,6 +17,7 @@ #include "machtypes.h" #include "dev-gpio-buttons.h" #include "dev-leds-gpio.h" +#include "dev-spi.h" #define PB44_GPIO_I2C_SCL 0 #define PB44_GPIO_I2C_SDA 1 @@ -84,6 +85,20 @@ static struct gpio_keys_button pb44_gpio_keys[] __initdata = { } }; +static struct spi_board_info pb44_spi_info[] = { + { + .bus_num = 0, + .chip_select = 0, + .max_speed_hz = 25000000, + .modalias = "m25p64", + }, +}; + +static struct ath79_spi_platform_data pb44_spi_data = { + .bus_num = 0, + .num_chipselect = 1, +}; + static void __init pb44_init(void) { i2c_register_board_info(0, pb44_i2c_board_info, @@ -95,6 +110,8 @@ static void __init pb44_init(void) ath79_register_gpio_keys_polled(-1, PB44_KEYS_POLL_INTERVAL, ARRAY_SIZE(pb44_gpio_keys), pb44_gpio_keys); + ath79_register_spi(&pb44_spi_data, pb44_spi_info, + ARRAY_SIZE(pb44_spi_info)); } MIPS_MACHINE(ATH79_MACH_PB44, "PB44", "Atheros PB44 reference board", |