zephyr/drivers/pwm/pwm_pca9685.h

50 lines
930 B
C

/*
* Copyright (c) 2015 Intel Corporation.
*
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @file Header file for the PCA9685 PWM driver.
*/
#ifndef ZEPHYR_DRIVERS_PWM_PWM_PCA9685_H_
#define ZEPHYR_DRIVERS_PWM_PWM_PCA9685_H_
#include <drivers/gpio.h>
#include <drivers/i2c.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Initialization function for PCA9685
*
* @param dev Device struct
* @return 0 if successful, failed otherwise
*/
extern int pwm_pca9685_init(const struct device *dev);
/** Configuration data */
struct pwm_pca9685_config {
/** The master I2C device's name */
const char * const i2c_master_dev_name;
/** The slave address of the chip */
uint16_t i2c_slave_addr;
uint8_t stride[2];
};
/** Runtime driver data */
struct pwm_pca9685_drv_data {
/** Master I2C device */
const struct device *i2c_master;
};
#ifdef __cplusplus
}
#endif
#endif /* ZEPHYR_DRIVERS_PWM_PWM_PCA9685_H_ */