diff options
| author | Piotr Wilczek <p.wilczek@samsung.com> | 2012-10-19 05:34:03 +0000 |
|---|---|---|
| committer | Minkyu Kang <mk7.kang@samsung.com> | 2012-11-15 21:08:19 +0900 |
| commit | ff0fedd58529e50e972d6b983c52c54a062f8c75 (patch) | |
| tree | 33204f25e6428e6d220a4ecd03888caebddb90f9 /include | |
| parent | a6f173073b04f193e83bccf39569e56233c9edf0 (diff) | |
| download | u-boot-imx-ff0fedd58529e50e972d6b983c52c54a062f8c75.zip u-boot-imx-ff0fedd58529e50e972d6b983c52c54a062f8c75.tar.gz u-boot-imx-ff0fedd58529e50e972d6b983c52c54a062f8c75.tar.bz2 | |
exynos4: universal_C210: use software SPI
This patch use software spi on Samsung Universal C210 board.
Signed-off-by: Piotr Wilczek <p.wilczek@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/configs/s5pc210_universal.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/configs/s5pc210_universal.h b/include/configs/s5pc210_universal.h index 07849fb1..54ee8c4 100644 --- a/include/configs/s5pc210_universal.h +++ b/include/configs/s5pc210_universal.h @@ -263,4 +263,25 @@ #define CONFIG_USB_GADGET_S3C_UDC_OTG #define CONFIG_USB_GADGET_DUALSPEED +/* + * SPI Settings + */ +#define CONFIG_SOFT_SPI +#define CONFIG_SOFT_SPI_MODE SPI_MODE_3 +#define CONFIG_SOFT_SPI_GPIO_SCLK exynos4_gpio_part2_get_nr(y3, 1) +#define CONFIG_SOFT_SPI_GPIO_MOSI exynos4_gpio_part2_get_nr(y3, 3) +#define CONFIG_SOFT_SPI_GPIO_MISO exynos4_gpio_part2_get_nr(y3, 0) +#define CONFIG_SOFT_SPI_GPIO_CS exynos4_gpio_part2_get_nr(y4, 3) + +#define SPI_DELAY udelay(1) +#undef SPI_INIT +#define SPI_SCL(bit) universal_spi_scl(bit) +#define SPI_SDA(bit) universal_spi_sda(bit) +#define SPI_READ universal_spi_read() +#ifndef __ASSEMBLY__ +void universal_spi_scl(int bit); +void universal_spi_sda(int bit); +int universal_spi_read(void); +#endif + #endif /* __CONFIG_H */ |