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-rw-r--r--include/linux/can/platform/mcp251x.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/include/linux/can/platform/mcp251x.h b/include/linux/can/platform/mcp251x.h
new file mode 100644
index 000000000000..1448177d86d5
--- /dev/null
+++ b/include/linux/can/platform/mcp251x.h
@@ -0,0 +1,36 @@
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 * @model: - actual type of chip
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
26struct mcp251x_platform_data {
27 unsigned long oscillator_frequency;
28 int model;
29#define CAN_MCP251X_MCP2510 0
30#define CAN_MCP251X_MCP2515 1
31 int (*board_specific_setup)(struct spi_device *spi);
32 int (*transceiver_enable)(int enable);
33 int (*power_enable) (int enable);
34};
35
36#endif /* __CAN_PLATFORM_MCP251X_H__ */