https://github.com/torvalds/linux
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Tip revision: 18e352e4a73465349711a9324767e1b2453383e2 authored by Linus Torvalds on 28 January 2009, 18:49:30 UTC
Linux 2.6.29-rc3
Tip revision: 18e352e
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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