--- zzzz-none-000/linux-4.9.231/drivers/leds/led-class.c	2020-07-22 07:10:54.000000000 +0000
+++ falcon-5590-729/linux-4.9.231/drivers/leds/led-class.c	2022-03-30 12:03:34.000000000 +0000
@@ -181,11 +181,14 @@
 }
 
 /**
- * led_classdev_register - register a new object of led_classdev class.
- * @parent: The device to register.
+ * of_led_classdev_register - register a new object of led_classdev class.
+ *
+ * @parent: parent of LED device
  * @led_cdev: the led_classdev structure for this device.
+ * @np: DT node describing this LED
  */
-int led_classdev_register(struct device *parent, struct led_classdev *led_cdev)
+int of_led_classdev_register(struct device *parent, struct device_node *np,
+			     struct led_classdev *led_cdev)
 {
 	char name[64];
 	int ret;
@@ -198,6 +201,7 @@
 				led_cdev, led_cdev->groups, "%s", name);
 	if (IS_ERR(led_cdev->dev))
 		return PTR_ERR(led_cdev->dev);
+	led_cdev->dev->of_node = np;
 
 	if (ret)
 		dev_warn(parent, "Led %s renamed to %s due to name collision",
@@ -228,7 +232,7 @@
 
 	return 0;
 }
-EXPORT_SYMBOL_GPL(led_classdev_register);
+EXPORT_SYMBOL_GPL(of_led_classdev_register);
 
 /**
  * led_classdev_unregister - unregisters a object of led_properties class.
@@ -270,12 +274,14 @@
 }
 
 /**
- * devm_led_classdev_register - resource managed led_classdev_register()
- * @parent: The device to register.
+ * devm_of_led_classdev_register - resource managed led_classdev_register()
+ *
+ * @parent: parent of LED device
  * @led_cdev: the led_classdev structure for this device.
  */
-int devm_led_classdev_register(struct device *parent,
-			       struct led_classdev *led_cdev)
+int devm_of_led_classdev_register(struct device *parent,
+				  struct device_node *np,
+				  struct led_classdev *led_cdev)
 {
 	struct led_classdev **dr;
 	int rc;
@@ -284,7 +290,7 @@
 	if (!dr)
 		return -ENOMEM;
 
-	rc = led_classdev_register(parent, led_cdev);
+	rc = of_led_classdev_register(parent, np, led_cdev);
 	if (rc) {
 		devres_free(dr);
 		return rc;
@@ -295,7 +301,7 @@
 
 	return 0;
 }
-EXPORT_SYMBOL_GPL(devm_led_classdev_register);
+EXPORT_SYMBOL_GPL(devm_of_led_classdev_register);
 
 static int devm_led_classdev_match(struct device *dev, void *res, void *data)
 {