u-boot/include/pwm.h

1 /* SPDX-License-Identifier: GPL-2.0+ */
3  * header file for pwm driver.
13 /* struct pwm_ops: Operations for the PWM uclass */
16 	 * set_config() - Set the PWM configuration
18 	 * @dev:	PWM device to update
19 	 * @channel:	PWM channel to update
20 	 * @period_ns:	PWM period in nanoseconds
21 	 * @duty_ns:	PWM duty period in nanoseconds
22 	 * @return 0 if OK, -ve on error
28 	 * set_enable() - Enable or disable the PWM
30 	 * @dev:	PWM device to update
31 	 * @channel:	PWM channel to update
33 	 * @return 0 if OK, -ve on error
37 	 * set_invert() - Set the PWM invert
39 	 * @dev:        PWM device to update
40 	 * @channel:    PWM channel to update
42 	 * @return 0 if OK, -ve on error
47 #define pwm_get_ops(dev)	((struct pwm_ops *)(dev)->driver->ops)
50  * pwm_set_config() - Set the PWM configuration
52  * @dev:	PWM device to update
53  * @channel:	PWM channel to update
54  * @period_ns:	PWM period in nanoseconds
55  * @duty_ns:	PWM duty period in nanoseconds
56  * @return 0 if OK, -ve on error
62  * pwm_set_enable() - Enable or disable the PWM
64  * @dev:	PWM device to update
65  * @channel:	PWM channel to update
67  * @return 0 if OK, -ve on error
72  * pwm_set_invert() - Set pwm default polarity
74  * @dev:	PWM device to update
75  * @channel:	PWM channel to update
77  * @return 0 if OK, -ve on error