drivers/pwm/pwm-rz-mtu3.c

33 #include <linux/pwm.h>
40  * struct rz_mtu3_channel_io_map - MTU3 pwm channel map
51  * struct rz_mtu3_pwm_channel - MTU3 pwm channel data
54  * @map: MTU3 pwm channel map
62  * struct rz_mtu3_pwm_chip - MTU3 pwm private data
70  * @channel_data: MTU3 pwm channel data
165 static int rz_mtu3_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm)
172 	priv = rz_mtu3_get_channel(rz_mtu3_pwm, pwm->hwpwm);
195 static void rz_mtu3_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)
201 	priv = rz_mtu3_get_channel(rz_mtu3_pwm, pwm->hwpwm);
212 static int rz_mtu3_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm)
224 	priv = rz_mtu3_get_channel(rz_mtu3_pwm, pwm->hwpwm);
229 	if (priv->map->base_pwm_number == pwm->hwpwm)
244 static void rz_mtu3_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm)
250 	priv = rz_mtu3_get_channel(rz_mtu3_pwm, pwm->hwpwm);
254 	if (priv->map->base_pwm_number == pwm->hwpwm)
269 static int rz_mtu3_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm,
279 	state->enabled = rz_mtu3_pwm_is_ch_enabled(rz_mtu3_pwm, pwm->hwpwm);
286 		priv = rz_mtu3_get_channel(rz_mtu3_pwm, pwm->hwpwm);
287 		if (priv->map->base_pwm_number == pwm->hwpwm)
318 static int rz_mtu3_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
330 	priv = rz_mtu3_get_channel(rz_mtu3_pwm, pwm->hwpwm);
360 	if (!pwm->state.enabled) {
374 	if (priv->map->base_pwm_number == pwm->hwpwm) {
399 	if (!pwm->state.enabled)
405 static int rz_mtu3_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
409 	bool enabled = pwm->state.enabled;
417 			rz_mtu3_pwm_disable(chip, pwm);
423 	ret = rz_mtu3_pwm_config(chip, pwm, state);
429 		ret = rz_mtu3_pwm_enable(chip, pwm);
542 		.name = "pwm-rz-mtu3",
550 MODULE_ALIAS("platform:pwm-rz-mtu3");