1 /* 2 * au1550_spi.h - Au1550 PSC SPI controller driver - platform data structure 3 */ 4 5 #ifndef _AU1550_SPI_H_ 6 #define _AU1550_SPI_H_ 7 8 struct au1550_spi_info { 9 u32 mainclk_hz; /* main input clock frequency of PSC */ 10 u16 num_chipselect; /* number of chipselects supported */ 11 void (*activate_cs)(struct au1550_spi_info *spi, int cs, int polarity); 12 void (*deactivate_cs)(struct au1550_spi_info *spi, int cs, int polarity); 13 }; 14 15 #endif 16