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- #ifndef _I2C_GPIO_H
- #define _I2C_GPIO_H
- #ifdef __cplusplus
- extern "C" {
- #endif
- struct i2c_gpio_platform_data {
- int devid;
- unsigned int sda_pin;
- unsigned int scl_pin;
- int udelay;
- int timeout;
- unsigned int sda_is_open_drain:1;
- unsigned int scl_is_open_drain:1;
- unsigned int scl_is_output_only:1;
- };
- struct i2c_algo_bit_data {
- void *data; /* private data for lowlevel routines */
- void (*setsda) (void *data, int state);
- void (*setscl) (void *data, int state);
- int (*getsda) (void *data);
- int (*getscl) (void *data);
- /* local settings */
- int udelay; /* half clock cycle time in us,
- minimum 2 us for fast-mode I2C,
- minimum 5 us for standard-mode I2C and SMBus,
- maximum 50 us for SMBus */
- int timeout; /* in jiffies */
- };
- void i2c_gpio_init(void);
- #ifdef __cplusplus
- }
- #endif
- #endif
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