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6
7#define LOG_CATEGORY UCLASS_PWM
8
9#include <common.h>
10#include <dm.h>
11#include <pwm.h>
12
13int pwm_set_invert(struct udevice *dev, uint channel, bool polarity)
14{
15 struct pwm_ops *ops = pwm_get_ops(dev);
16
17 if (!ops->set_invert)
18 return -ENOSYS;
19
20 return ops->set_invert(dev, channel, polarity);
21}
22
23int pwm_set_config(struct udevice *dev, uint channel, uint period_ns,
24 uint duty_ns)
25{
26 struct pwm_ops *ops = pwm_get_ops(dev);
27
28 if (!ops->set_config)
29 return -ENOSYS;
30
31 return ops->set_config(dev, channel, period_ns, duty_ns);
32}
33
34int pwm_set_enable(struct udevice *dev, uint channel, bool enable)
35{
36 struct pwm_ops *ops = pwm_get_ops(dev);
37
38 if (!ops->set_enable)
39 return -ENOSYS;
40
41 return ops->set_enable(dev, channel, enable);
42}
43
44UCLASS_DRIVER(pwm) = {
45 .id = UCLASS_PWM,
46 .name = "pwm",
47};
48