diff options
Diffstat (limited to 'drivers/spi/spi-ath79.c')
| -rw-r--r-- | drivers/spi/spi-ath79.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/spi/spi-ath79.c b/drivers/spi/spi-ath79.c index edf695a359f4..09c4fb7fcf7a 100644 --- a/drivers/spi/spi-ath79.c +++ b/drivers/spi/spi-ath79.c @@ -23,15 +23,24 @@ #include <linux/bitops.h> #include <linux/clk.h> #include <linux/err.h> - -#include <asm/mach-ath79/ar71xx_regs.h> -#include <asm/mach-ath79/ath79_spi_platform.h> +#include <linux/platform_data/spi-ath79.h> #define DRV_NAME "ath79-spi" #define ATH79_SPI_RRW_DELAY_FACTOR 12000 #define MHZ (1000 * 1000) +#define AR71XX_SPI_REG_FS 0x00 /* Function Select */ +#define AR71XX_SPI_REG_CTRL 0x04 /* SPI Control */ +#define AR71XX_SPI_REG_IOC 0x08 /* SPI I/O Control */ +#define AR71XX_SPI_REG_RDS 0x0c /* Read Data Shift */ + +#define AR71XX_SPI_FS_GPIO BIT(0) /* Enable GPIO mode */ + +#define AR71XX_SPI_IOC_DO BIT(0) /* Data Out pin */ +#define AR71XX_SPI_IOC_CLK BIT(8) /* CLK pin */ +#define AR71XX_SPI_IOC_CS(n) BIT(16 + (n)) + struct ath79_spi { struct spi_bitbang bitbang; u32 ioc_base; |