1/* 2 * au1550_spi.h - au1550 psc spi controller driver - platform data struct 3 */ 4 5#ifndef _AU1550_SPI_H_ 6#define _AU1550_SPI_H_ 7 8struct au1550_spi_info { 9 s16 bus_num; /* defines which PSC and IRQ to use */ 10 u32 mainclk_hz; /* main input clock frequency of PSC */ 11 u16 num_chipselect; /* number of chipselects supported */ 12 void (*activate_cs)(struct au1550_spi_info *spi, int cs, int polarity); 13 void (*deactivate_cs)(struct au1550_spi_info *spi, int cs, int polarity); 14}; 15 16#endif 17