leds: pwm: Use OF variant of LED registering function

The PWM leds can be instantiated from Device Tree so pass the
respective device node to LED core.  This provides the LED system with
proper device node and exposes it through uevent.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>

diff --git a/drivers/leds/leds-pwm.c b/drivers/leds/leds-pwm.c
index fcb3e87a98871a8c8ec1eb19acdc7835c0ed6b63..af08bcdc4fd8336ed197915a9671bb21e63fd0c9 100644 (file)
--- a/drivers/leds/leds-pwm.c
+++ b/drivers/leds/leds-pwm.c
@@ -114,7 +114,7 @@ static int led_pwm_add(struct device *dev, struct led_pwm_priv *priv,
        if (!led_data->period && (led->pwm_period_ns > 0))
                led_data->period = led->pwm_period_ns;
 
-       ret = devm_led_classdev_register(dev, &led_data->cdev);
+       ret = devm_of_led_classdev_register(dev, child, &led_data->cdev);
        if (ret == 0) {
                priv->num_leds++;
                led_pwm_set(&led_data->cdev, led_data->cdev.brightness);