u-boot/include/pwm.h

8  * SPDX-License-Identifier:	GPL-2.0+
17 	 * set_config() - Set the PWM configuration
23 	 * @return 0 if OK, -ve on error
29 	 * set_enable() - Enable or disable the PWM
33 	 * @enable:	true to enable, false to disable
34 	 * @return 0 if OK, -ve on error
36 	int (*set_enable)(struct udevice *dev, uint channel, bool enable);
38 	 * set_invert() - Set the PWM invert
42 	 * @polarity:   true to invert, false to keep normal polarity
43 	 * @return 0 if OK, -ve on error
48 #define pwm_get_ops(dev)	((struct pwm_ops *)(dev)->driver->ops)
51  * pwm_set_config() - Set the PWM configuration
57  * @return 0 if OK, -ve on error
63  * pwm_set_enable() - Enable or disable the PWM
67  * @enable:	true to enable, false to disable
68  * @return 0 if OK, -ve on error
70 int pwm_set_enable(struct udevice *dev, uint channel, bool enable);
73  * pwm_set_invert() - Set pwm default polarity
77  * @polarity:	true to invert, false to keep normal polarity
78  * @return 0 if OK, -ve on error
84 int	pwm_init		(int pwm_id, int div, int invert);