38 static int jz4740_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_request()  argument
44 	if (pwm->hwpwm < 2)  in jz4740_pwm_request()
47 	jz4740_timer_start(pwm->hwpwm);  in jz4740_pwm_request()
52 static void jz4740_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_free()  argument
54 	jz4740_timer_set_ctrl(pwm->hwpwm, 0);  in jz4740_pwm_free()
56 	jz4740_timer_stop(pwm->hwpwm);  in jz4740_pwm_free()
59 static int jz4740_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_enable()  argument
61 	uint32_t ctrl = jz4740_timer_get_ctrl(pwm->pwm);  in jz4740_pwm_enable()
64 	jz4740_timer_set_ctrl(pwm->hwpwm, ctrl);  in jz4740_pwm_enable()
65 	jz4740_timer_enable(pwm->hwpwm);  in jz4740_pwm_enable()
70 static void jz4740_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_disable()  argument
72 	uint32_t ctrl = jz4740_timer_get_ctrl(pwm->hwpwm);  in jz4740_pwm_disable()
75 	jz4740_timer_disable(pwm->hwpwm);  in jz4740_pwm_disable()
76 	jz4740_timer_set_ctrl(pwm->hwpwm, ctrl);  in jz4740_pwm_disable()
79 static int jz4740_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,  in jz4740_pwm_config()  argument
82 	struct jz4740_pwm_chip *jz4740 = to_jz4740(pwm->chip);  in jz4740_pwm_config()
108 	is_enabled = jz4740_timer_is_enabled(pwm->hwpwm);  in jz4740_pwm_config()
110 		jz4740_pwm_disable(chip, pwm);  in jz4740_pwm_config()
112 	jz4740_timer_set_count(pwm->hwpwm, 0);  in jz4740_pwm_config()
113 	jz4740_timer_set_duty(pwm->hwpwm, duty);  in jz4740_pwm_config()
114 	jz4740_timer_set_period(pwm->hwpwm, period);  in jz4740_pwm_config()
119 	jz4740_timer_set_ctrl(pwm->hwpwm, ctrl);  in jz4740_pwm_config()
122 		jz4740_pwm_enable(chip, pwm);  in jz4740_pwm_config()