au1550_spi.h

来自「linux 内核源代码」· C头文件 代码 · 共 17 行

/*
 * au1550_spi.h - au1550 psc spi controller driver - platform data struct
 */

#ifndef _AU1550_SPI_H_
#define _AU1550_SPI_H_

struct au1550_spi_info {
	s16 bus_num;		/* defines which PSC and IRQ to use */
	u32 mainclk_hz;		/* main input clock frequency of PSC */
	u16 num_chipselect;	/* number of chipselects supported */
	void (*activate_cs)(struct au1550_spi_info *spi, int cs, int polarity);
	void (*deactivate_cs)(struct au1550_spi_info *spi, int cs, int polarity);
};

#endif