[deliverable/linux.git] / include / linux / platform_data / spi-ep93xx.h

#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 */
Commit	Line	Data
011f23a3 MW	1	#ifndef __ASM_MACH_EP93XX_SPI_H
	2	#define __ASM_MACH_EP93XX_SPI_H
	3
	4	struct spi_device;
	5
	6	/**
	7	* struct ep93xx_spi_info - EP93xx specific SPI descriptor
	8	* @num_chipselect: number of chip selects on this board, must be
	9	* at least one
626a96db	10	* @use_dma: use DMA for the transfers
011f23a3 MW	11	*/
	12	struct ep93xx_spi_info {
	13	int num_chipselect;
626a96db	14	bool use_dma;
011f23a3 MW	15	};
	16
	17	/**
	18	* struct ep93xx_spi_chip_ops - operation callbacks for SPI slave device
	19	* @setup: setup the chip select mechanism
	20	* @cleanup: cleanup the chip select mechanism
	21	* @cs_control: control the device chip select
	22	*/
	23	struct ep93xx_spi_chip_ops {
	24	int (setup)(struct spi_device spi);
	25	void (cleanup)(struct spi_device spi);
	26	void (cs_control)(struct spi_device spi, int value);
	27	};
	28
	29	#endif /* __ASM_MACH_EP93XX_SPI_H */