https://github.com/torvalds/linux
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Tip revision: 0173a3265b228da319ceb9c1ec6a5682fd1b2d92 authored by Linus Torvalds on 26 October 2008, 19:13:29 UTC
Linux 2.6.28-rc2
Tip revision: 0173a32
pwm.h
#ifndef __LINUX_PWM_H
#define __LINUX_PWM_H

struct pwm_device;

/*
 * pwm_request - request a PWM device
 */
struct pwm_device *pwm_request(int pwm_id, const char *label);

/*
 * pwm_free - free a PWM device
 */
void pwm_free(struct pwm_device *pwm);

/*
 * pwm_config - change a PWM device configuration
 */
int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns);

/*
 * pwm_enable - start a PWM output toggling
 */
int pwm_enable(struct pwm_device *pwm);

/*
 * pwm_disable - stop a PWM output toggling
 */
void pwm_disable(struct pwm_device *pwm);

#endif /* __ASM_ARCH_PWM_H */
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