1 #ifndef __CAN_PLATFORM_MCP251X_H__ 2 #define __CAN_PLATFORM_MCP251X_H__ 3 4 /* 5 * 6 * CAN bus driver for Microchip 251x CAN Controller with SPI Interface 7 * 8 */ 9 10 #include <linux/spi/spi.h> 11 12 /** 13 * struct mcp251x_platform_data - MCP251X SPI CAN controller platform data 14 * @oscillator_frequency: - oscillator frequency in Hz 15 * @irq_flags: - IRQF configuration flags 16 * @board_specific_setup: - called before probing the chip (power,reset) 17 * @transceiver_enable: - called to power on/off the transceiver 18 * @power_enable: - called to power on/off the mcp *and* the 19 * transceiver 20 * 21 * Please note that you should define power_enable or transceiver_enable or 22 * none of them. Defining both of them is no use. 23 * 24 */ 25 26 struct mcp251x_platform_data { 27 unsigned long oscillator_frequency; 28 unsigned long irq_flags; 29 int (*board_specific_setup)(struct spi_device *spi); 30 int (*transceiver_enable)(int enable); 31 int (*power_enable) (int enable); 32 }; 33 34 #endif /* __CAN_PLATFORM_MCP251X_H__ */ 35