#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 */ |