au1550_spi.h 487 B

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  1. /*
  2. * au1550_spi.h - Au1550 PSC SPI controller driver - platform data structure
  3. */
  4. #ifndef _AU1550_SPI_H_
  5. #define _AU1550_SPI_H_
  6. struct au1550_spi_info {
  7. s16 bus_num; /* defines which PSC and IRQ to use */
  8. u32 mainclk_hz; /* main input clock frequency of PSC */
  9. u16 num_chipselect; /* number of chipselects supported */
  10. void (*activate_cs)(struct au1550_spi_info *spi, int cs, int polarity);
  11. void (*deactivate_cs)(struct au1550_spi_info *spi, int cs, int polarity);
  12. };
  13. #endif