diff options
Diffstat (limited to 'include/linux/platform_data/spi-ep93xx.h')
| -rw-r--r-- | include/linux/platform_data/spi-ep93xx.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/include/linux/platform_data/spi-ep93xx.h b/include/linux/platform_data/spi-ep93xx.h new file mode 100644 index 00000000000..9bb63ac13f0 --- /dev/null +++ b/include/linux/platform_data/spi-ep93xx.h @@ -0,0 +1,29 @@ +#ifndef __ASM_MACH_EP93XX_SPI_H +#define __ASM_MACH_EP93XX_SPI_H + +struct spi_device; + +/** + * struct ep93xx_spi_info - EP93xx specific SPI descriptor + * @num_chipselect: number of chip selects on this board, must be + * at least one + * @use_dma: use DMA for the transfers + */ +struct ep93xx_spi_info { + int num_chipselect; + bool use_dma; +}; + +/** + * struct ep93xx_spi_chip_ops - operation callbacks for SPI slave device + * @setup: setup the chip select mechanism + * @cleanup: cleanup the chip select mechanism + * @cs_control: control the device chip select + */ +struct ep93xx_spi_chip_ops { + int (*setup)(struct spi_device *spi); + void (*cleanup)(struct spi_device *spi); + void (*cs_control)(struct spi_device *spi, int value); +}; + +#endif /* __ASM_MACH_EP93XX_SPI_H */ |