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Odroid HC4: add red led to DTS (#2585)

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Signed-off-by: Ricardo Pardini <ricardo@pardini.net>
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Ricardo Pardini 2021-01-28 15:14:10 +01:00 • committed by GitHub
parent 804c57dd59
commit 4a829f1501
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1 changed files with 33 additions and 0 deletions
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33
patch/kernel/meson64-current/board_odroidhc4_red_led_kernel_support.patch Normal file
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@ -0,0 +1,33 @@
From 7eec2f3bf6266eac5d1b4bb5b60c0ce470ec9a8a Mon Sep 17 00:00:00 2001
From: Ricardo Pardini <ricardo@pardini.net>
Date: Sun, 17 Jan 2021 00:14:18 +0100
Subject: [PATCH] ODROID-HC4 add red power led this is in addition to the blue
led in the C4. defaults to always-on, but can be changed, example: # echo
rc-feedback > /sys/class/leds/red:power/trigger
Signed-off-by: Ricardo Pardini <ricardo@pardini.net>
---
arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts
index 92987fece80e0..28631fd2d9f18 100644
--- a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts
@@ -22,6 +22,16 @@
interrupts = <84 IRQ_TYPE_EDGE_FALLING>;
pulses-per-revolutions = <2>;
};
+
+ leds {
+ compatible = "gpio-leds";
+ led-red {
+ color = <LED_COLOR_ID_RED>;
+ function = LED_FUNCTION_POWER;
+ gpios = <&gpio_ao GPIOAO_7 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "default-on";
+ };
+ };
};
&cpu_thermal {