From cf6eb52fa3d0ff0414f3dfcfbd40bd57f3bbd679 Mon Sep 17 00:00:00 2001
From: Pavel <pavel@ucw.cz>
Date: Wed, 7 Aug 2019 12:43:52 +0200
Subject: [PATCH] leds: lm3532: use extended registration so that LED can be
used for backlight
Signed-off-by: Pavel Machek <pavel@ucw.cz>
---
drivers/leds/leds-lm3532.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/leds/leds-lm3532.c b/drivers/leds/leds-lm3532.c
index 0507c6575c089..23f49b6d1925f 100644
--- a/drivers/leds/leds-lm3532.c
+++ b/drivers/leds/leds-lm3532.c
@@ -577,6 +577,12 @@ static int lm3532_parse_node(struct lm3532_data *priv)
priv->runtime_ramp_down = lm3532_get_ramp_index(ramp_time);
device_for_each_child_node(priv->dev, child) {
+ struct led_init_data idata = {
+ .fwnode = child,
+ .default_label = ":",
+ .devicename = priv->client->name,
+ };
+
led = &priv->leds[i];
ret = fwnode_property_read_u32(child, "reg", &control_bank);
@@ -651,7 +657,7 @@ static int lm3532_parse_node(struct lm3532_data *priv)
led->led_dev.name = led->label;
led->led_dev.brightness_set_blocking = lm3532_brightness_set;
- ret = devm_led_classdev_register(priv->dev, &led->led_dev);
+ ret = devm_led_classdev_register_ext(priv->dev, &led->led_dev, &idata);
if (ret) {
dev_err(&priv->client->dev, "led register err: %d\n",
ret);
--
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