diff options
Diffstat (limited to 'target/linux/ixp4xx/patches-3.18/310-gtwx5717_spi_bus.patch')
| -rw-r--r-- | target/linux/ixp4xx/patches-3.18/310-gtwx5717_spi_bus.patch | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-3.18/310-gtwx5717_spi_bus.patch b/target/linux/ixp4xx/patches-3.18/310-gtwx5717_spi_bus.patch new file mode 100644 index 0000000..080b96a --- /dev/null +++ b/target/linux/ixp4xx/patches-3.18/310-gtwx5717_spi_bus.patch @@ -0,0 +1,52 @@ +--- a/arch/arm/mach-ixp4xx/gtwx5715-setup.c ++++ b/arch/arm/mach-ixp4xx/gtwx5715-setup.c +@@ -27,6 +27,7 @@ + #include <linux/serial.h> + #include <linux/tty.h> + #include <linux/serial_8250.h> ++#include <linux/spi/spi_gpio_old.h> + #include <asm/types.h> + #include <asm/setup.h> + #include <asm/memory.h> +@@ -146,9 +147,41 @@ static struct platform_device gtwx5715_f + .resource = >wx5715_flash_resource, + }; + ++static int gtwx5715_spi_boardinfo_setup(struct spi_board_info *bi, ++ struct spi_master *master, void *data) ++{ ++ ++ strlcpy(bi->modalias, "spi-ks8995", sizeof(bi->modalias)); ++ ++ bi->max_speed_hz = 5000000 /* Hz */; ++ bi->bus_num = master->bus_num; ++ bi->mode = SPI_MODE_0; ++ ++ return 0; ++} ++ ++static struct spi_gpio_platform_data gtwx5715_spi_bus_data = { ++ .pin_cs = GTWX5715_KSSPI_SELECT, ++ .pin_clk = GTWX5715_KSSPI_CLOCK, ++ .pin_miso = GTWX5715_KSSPI_RXD, ++ .pin_mosi = GTWX5715_KSSPI_TXD, ++ .cs_activelow = 1, ++ .no_spi_delay = 1, ++ .boardinfo_setup = gtwx5715_spi_boardinfo_setup, ++}; ++ ++static struct platform_device gtwx5715_spi_bus = { ++ .name = "spi-gpio", ++ .id = 0, ++ .dev = { ++ .platform_data = >wx5715_spi_bus_data, ++ }, ++}; ++ + static struct platform_device *gtwx5715_devices[] __initdata = { + >wx5715_uart_device, + >wx5715_flash, ++ >wx5715_spi_bus, + }; + + static void __init gtwx5715_init(void) |