50 static int jz4740_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_request()  argument
52 	unsigned int gpio = jz4740_pwm_gpio_list[pwm->hwpwm];  in jz4740_pwm_request()
59 	if (pwm->hwpwm < 2)  in jz4740_pwm_request()
62 	ret = gpio_request(gpio, pwm->label);  in jz4740_pwm_request()
71 	jz4740_timer_start(pwm->hwpwm);  in jz4740_pwm_request()
76 static void jz4740_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_free()  argument
78 	unsigned int gpio = jz4740_pwm_gpio_list[pwm->hwpwm];  in jz4740_pwm_free()
80 	jz4740_timer_set_ctrl(pwm->hwpwm, 0);  in jz4740_pwm_free()
85 	jz4740_timer_stop(pwm->hwpwm);  in jz4740_pwm_free()
88 static int jz4740_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_enable()  argument
90 	uint32_t ctrl = jz4740_timer_get_ctrl(pwm->pwm);  in jz4740_pwm_enable()
93 	jz4740_timer_set_ctrl(pwm->hwpwm, ctrl);  in jz4740_pwm_enable()
94 	jz4740_timer_enable(pwm->hwpwm);  in jz4740_pwm_enable()
99 static void jz4740_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_disable()  argument
101 	uint32_t ctrl = jz4740_timer_get_ctrl(pwm->hwpwm);  in jz4740_pwm_disable()
104 	jz4740_timer_disable(pwm->hwpwm);  in jz4740_pwm_disable()
105 	jz4740_timer_set_ctrl(pwm->hwpwm, ctrl);  in jz4740_pwm_disable()
108 static int jz4740_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,  in jz4740_pwm_config()  argument
111 	struct jz4740_pwm_chip *jz4740 = to_jz4740(pwm->chip);  in jz4740_pwm_config()
137 	is_enabled = jz4740_timer_is_enabled(pwm->hwpwm);  in jz4740_pwm_config()
139 		jz4740_pwm_disable(chip, pwm);  in jz4740_pwm_config()
141 	jz4740_timer_set_count(pwm->hwpwm, 0);  in jz4740_pwm_config()
142 	jz4740_timer_set_duty(pwm->hwpwm, duty);  in jz4740_pwm_config()
143 	jz4740_timer_set_period(pwm->hwpwm, period);  in jz4740_pwm_config()
148 	jz4740_timer_set_ctrl(pwm->hwpwm, ctrl);  in jz4740_pwm_config()
151 		jz4740_pwm_enable(chip, pwm);  in jz4740_pwm_config()