linux-kernel - [PATCH 7/7] arm64: dts: rockchip: Add gpio-leds node to Radxa E20C

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Message-ID: <20250228064024.3200000-8-jonas@kwiboo.se>
Date: Fri, 28 Feb 2025 06:40:13 +0000
From: Jonas Karlman <jonas@...boo.se>
To: Heiko Stuebner <heiko@...ech.de>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>
Cc: Linus Walleij <linus.walleij@...aro.org>,
	Yao Zi <ziyao@...root.org>,
	linux-rockchip@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-gpio@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Jonas Karlman <jonas@...boo.se>
Subject: [PATCH 7/7] arm64: dts: rockchip: Add gpio-leds node to Radxa E20C

Radxa E20C has three gpio controlled leds (sys, wan and lan).

Add a gpio-leds node and set default trigger to heartbeat for the sys
led and netdev for the lan and wan leds.

Signed-off-by: Jonas Karlman <jonas@...boo.se>
---
 .../boot/dts/rockchip/rk3528-radxa-e20c.dts   | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts
index d19e319b4100..7a14f8d5d601 100644
--- a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts
@@ -8,6 +8,7 @@
 /dts-v1/;
 
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
 #include "rk3528.dtsi"
 
 / {
@@ -45,6 +46,36 @@ button-user {
 		};
 	};
 
+	gpio-leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&lan_led_g>, <&sys_led_g>, <&wan_led_g>;
+
+		led-lan {
+			color = <LED_COLOR_ID_GREEN>;
+			default-state = "off";
+			function = LED_FUNCTION_LAN;
+			gpios = <&gpio4 RK_PB5 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "netdev";
+		};
+
+		led-sys {
+			color = <LED_COLOR_ID_GREEN>;
+			default-state = "on";
+			function = LED_FUNCTION_HEARTBEAT;
+			gpios = <&gpio4 RK_PC1 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "heartbeat";
+		};
+
+		led-wan {
+			color = <LED_COLOR_ID_GREEN>;
+			default-state = "off";
+			function = LED_FUNCTION_WAN;
+			gpios = <&gpio4 RK_PC0 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "netdev";
+		};
+	};
+
 	vcc_1v8: regulator-1v8-vcc {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc_1v8";
@@ -81,6 +112,20 @@ user_key: user-key {
 			rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
 		};
 	};
+
+	gpio-leds {
+		lan_led_g: lan-led-g {
+			rockchip,pins = <4 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		sys_led_g: sys-led-g {
+			rockchip,pins = <4 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		wan_led_g: wan-led-g {
+			rockchip,pins = <4 RK_PC0 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
 };
 
 &saradc {
-- 
2.48.1