[PATCH v3 10/13] arm64: dts: mediatek: mt7988a-bpi-r4: add gpio leds

Frank Wunderlich
2025-06-08T21:23:07Z

From: Frank Wunderlich <frank-w@public-files.de>

Bananapi R4 has a green and a blue led which can be switched by gpio.
Green led is for running state so default on.

Green led also shares pin with eeprom writeprotect where led off allows
writing to eeprom.

Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
---
.../dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
index 30affedf84d4..21eb91c8609f 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
@@ -21,6 +21,25 @@ fan: pwm-fan {
status = "okay";
};

+ gpio-leds {
+ compatible = "gpio-leds";
+
+ led_green: led-green {
+ function = LED_FUNCTION_STATUS;
+ color = <LED_COLOR_ID_GREEN>;
+ gpios = <&pio 79 GPIO_ACTIVE_HIGH>;
+ default-state = "on";
+ };
+
+ led_blue: led-blue {
+ function = LED_FUNCTION_WPS;
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&pio 63 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ };
+
+
reg_1p8v: regulator-1p8v {
compatible = "regulator-fixed";
regulator-name = "fixed-1.8V";
--
2.43.0