Merge tag 'leds-5.5-rc8' of git://git.kernel.org/pub/scm/linux/kernel…

…/git/pavel/linux-leds

Pull LED fixes from Pavel Machek:
 "Jacek's fix for an uninitialized gpio label is why I'm requesting this
  pull; it fixes regression in debugging output in sysfs. Others are
  just bugfixes that should be safe.

  Everything has been in -next for while"

* tag 'leds-5.5-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds:
  leds: lm3532: add pointer to documentation and fix typo
  leds: rb532: cleanup whitespace
  ledtrig-pattern: fix email address quoting in MODULE_AUTHOR()
  led: max77650: add of_match table
  leds-as3645a: Drop fwnode reference on ignored node
  leds: gpio: Fix uninitialized gpio label for fwnode based probe

drivers/leds/leds-as3645a.c

@@ -493,16 +493,17 @@ static int as3645a_parse_node(struct as3645a *flash,
 		switch (id) {
 		case AS_LED_FLASH:
 			flash->flash_node = child;
+			fwnode_handle_get(child);
 			break;
 		case AS_LED_INDICATOR:
 			flash->indicator_node = child;
+			fwnode_handle_get(child);
 			break;
 		default:
 			dev_warn(&flash->client->dev,
 				 "unknown LED %u encountered, ignoring\n", id);
 			break;
 		}
-		fwnode_handle_get(child);
 	}
 
 	if (!flash->flash_node) {

drivers/leds/leds-gpio.c

@@ -151,9 +151,14 @@ static struct gpio_leds_priv *gpio_leds_create(struct platform_device *pdev)
 		struct gpio_led led = {};
 		const char *state = NULL;
 
+		/*
+		 * Acquire gpiod from DT with uninitialized label, which
+		 * will be updated after LED class device is registered,
+		 * Only then the final LED name is known.
+		 */
 		led.gpiod = devm_fwnode_get_gpiod_from_child(dev, NULL, child,
 							     GPIOD_ASIS,
-							     led.name);
+							     NULL);
 		if (IS_ERR(led.gpiod)) {
 			fwnode_handle_put(child);
 			return ERR_CAST(led.gpiod);
@@ -186,6 +191,9 @@ static struct gpio_leds_priv *gpio_leds_create(struct platform_device *pdev)
 			fwnode_handle_put(child);
 			return ERR_PTR(ret);
 		}
+		/* Set gpiod label to match the corresponding LED name. */
+		gpiod_set_consumer_name(led_dat->gpiod,
+					led_dat->cdev.dev->kobj.name);
 		priv->num_leds++;
 	}
 

drivers/leds/leds-lm3532.c

@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
 // TI LM3532 LED driver
 // Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/
+// http://www.ti.com/lit/ds/symlink/lm3532.pdf
 
 #include <linux/i2c.h>
 #include <linux/leds.h>
@@ -623,7 +624,7 @@ static int lm3532_parse_node(struct lm3532_data *priv)
 
 		led->num_leds = fwnode_property_count_u32(child, "led-sources");
 		if (led->num_leds > LM3532_MAX_LED_STRINGS) {
-			dev_err(&priv->client->dev, "To many LED string defined\n");
+			dev_err(&priv->client->dev, "Too many LED string defined\n");
 			continue;
 		}
 

drivers/leds/leds-max77650.c

@@ -135,9 +135,16 @@ static int max77650_led_probe(struct platform_device *pdev)
 	return rv;
 }
 
+static const struct of_device_id max77650_led_of_match[] = {
+	{ .compatible = "maxim,max77650-led" },
+	{ }
+};
+MODULE_DEVICE_TABLE(of, max77650_led_of_match);
+
 static struct platform_driver max77650_led_driver = {
 	.driver = {
 		.name = "max77650-led",
+		.of_match_table = max77650_led_of_match,
 	},
 	.probe = max77650_led_probe,
 };

drivers/leds/leds-rb532.c

@@ -21,7 +21,6 @@ static void rb532_led_set(struct led_classdev *cdev,
 {
 	if (brightness)
 		set_latch_u5(LO_ULED, 0);
-
 	else
 		set_latch_u5(0, LO_ULED);
 }

drivers/leds/trigger/ledtrig-pattern.c

@@ -455,7 +455,7 @@ static void __exit pattern_trig_exit(void)
 module_init(pattern_trig_init);
 module_exit(pattern_trig_exit);
 
-MODULE_AUTHOR("Raphael Teysseyre <[email protected]");
-MODULE_AUTHOR("Baolin Wang <[email protected]");
+MODULE_AUTHOR("Raphael Teysseyre <[email protected]>");
+MODULE_AUTHOR("Baolin Wang <[email protected]>");
 MODULE_DESCRIPTION("LED Pattern trigger");
 MODULE_LICENSE("GPL v2");