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kernel: support "linux,default-trigger" in leds-bcm63138

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This driver is backported from the v6.0 which deals with
"linux,default-trigger" in leds core. For kernel 5.4 we need
leds-bcm63138 to read trigger on its own.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
This commit is contained in:
Rafał Miłecki 2023-03-01 08:52:26 +01:00
parent 8d995b3bd7
commit f86f8e5684
1 changed files with 26 additions and 0 deletions
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26
target/linux/generic/hack-5.4/800-leds-leds-bcm63138-read-default-trigger-from-OF.patch Normal file
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@ -0,0 +1,26 @@
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
Date: Tue, 28 Feb 2023 23:38:30 +0100
Subject: [PATCH] leds: leds-bcm63138: read default trigger from OF
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It's needed in kernels older than 5.10 due to the missing commit
c49d6cab0d7f ("leds: parse linux,default-trigger DT property in LED
core").
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
---
drivers/leds/blink/leds-bcm63138.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/leds/blink/leds-bcm63138.c
+++ b/drivers/leds/blink/leds-bcm63138.c
@@ -228,6 +228,7 @@ static void bcm63138_leds_create_led(str
led->cdev.max_brightness = BCM63138_MAX_BRIGHTNESS;
led->cdev.brightness_set = bcm63138_leds_brightness_set;
led->cdev.blink_set = bcm63138_leds_blink_set;
+ led->cdev.default_trigger = of_get_property(np, "linux,default-trigger", NULL);
err = devm_led_classdev_register_ext(dev, &led->cdev, &init_data);
if (err) {