| #ifndef __LINUX_PWM_H |
| #define __LINUX_PWM_H |
| |
| struct pwm_device; |
| |
| /* Add __weak functions to support PWM */ |
| |
| /* |
| * pwm_request - request a PWM device |
| */ |
| struct pwm_device __weak *pwm_request(int pwm_id, const char *label); |
| |
| /* |
| * pwm_free - free a PWM device |
| */ |
| void __weak pwm_free(struct pwm_device *pwm); |
| |
| /* |
| * pwm_config - change a PWM device configuration |
| */ |
| int __weak pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns); |
| |
| /* |
| * pwm_enable - start a PWM output toggling |
| */ |
| int __weak pwm_enable(struct pwm_device *pwm); |
| |
| /* |
| * pwm_disable - stop a PWM output toggling |
| */ |
| void __weak pwm_disable(struct pwm_device *pwm); |
| |
| #endif /* __LINUX_PWM_H */ |
