root/include/linux/i2c-omap.h

/* [<][>][^][v][top][bottom][index][help] */
#ifndef __I2C_OMAP_H__
#define __I2C_OMAP_H__

#include <linux/platform_device.h>

/*
 * Version 2 of the I2C peripheral unit has a different register
 * layout and extra registers.  The ID register in the V2 peripheral
 * unit on the OMAP4430 reports the same ID as the V1 peripheral
 * unit on the OMAP3530, so we must inform the driver which IP
 * version we know it is running on from platform / cpu-specific
 * code using these constants in the hwmod class definition.
 */

#define OMAP_I2C_IP_VERSION_1 1
#define OMAP_I2C_IP_VERSION_2 2

/* struct omap_i2c_bus_platform_data .flags meanings */

#define OMAP_I2C_FLAG_NO_FIFO                   BIT(0)
#define OMAP_I2C_FLAG_SIMPLE_CLOCK              BIT(1)
#define OMAP_I2C_FLAG_16BIT_DATA_REG            BIT(2)
#define OMAP_I2C_FLAG_ALWAYS_ARMXOR_CLK BIT(5)
#define OMAP_I2C_FLAG_FORCE_19200_INT_CLK       BIT(6)
/* how the CPU address bus must be translated for I2C unit access */
#define OMAP_I2C_FLAG_BUS_SHIFT_NONE 0
#define OMAP_I2C_FLAG_BUS_SHIFT_1               BIT(7)
#define OMAP_I2C_FLAG_BUS_SHIFT_2               BIT(8)
#define OMAP_I2C_FLAG_BUS_SHIFT__SHIFT 7

struct omap_i2c_bus_platform_data {
        u32             clkrate;
        u32             rev;
        u32             flags;
        void            (*set_mpu_wkup_lat)(struct device *dev, long set);
};

#endif

/* [<][>][^][v][top][bottom][index][help] */