linux-kernel - [PATCH v2 1/4] arm64: dts: rockchip: Add leds node to Radxa E20C

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Message-ID: <20250304201642.831218-2-jonas@kwiboo.se>
Date: Tue,  4 Mar 2025 20:16:34 +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: Yao Zi <ziyao@...root.org>,
	linux-rockchip@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Jonas Karlman <jonas@...boo.se>
Subject: [PATCH v2 1/4] arm64: dts: rockchip: Add leds node to Radxa E20C

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

Add led nodes 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>
---
v2: Rename gpio-leds node to leds
---
 .../boot/dts/rockchip/rk3528-radxa-e20c.dts   | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts
index 5161d22330ab..7f0237206405 100644
--- a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts
@@ -6,6 +6,8 @@
  */
 
 /dts-v1/;
+
+#include <dt-bindings/leds/common.h>
 #include "rk3528.dtsi"
 
 / {
@@ -15,6 +17,52 @@ / {
 	chosen {
 		stdout-path = "serial0:1500000n8";
 	};
+
+	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";
+		};
+	};
+};
+
+&pinctrl {
+	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>;
+		};
+	};
 };
 
 &uart0 {
-- 
2.48.1