1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * au1550_spi.h - Au1550 PSC SPI controller driver - platform data structure 4 */ 5 6#ifndef _AU1550_SPI_H_ 7#define _AU1550_SPI_H_ 8 9struct au1550_spi_info { 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