linux-kernel - [PATCH v2] ARM: dts: stm32: add heartbeat led for stm32mp157c-ed1

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Message-ID: <20240326075438.2891335-1-patrice.chotard@foss.st.com>
Date: Tue, 26 Mar 2024 08:54:38 +0100
From: <patrice.chotard@...s.st.com>
To: <robh+dt@...nel.org>,
        Krzysztof Kozlowski
	<krzysztof.kozlowski+dt@...aro.org>,
        <alexandre.torgue@...s.st.com>
CC: <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>,
        Patrice Chotard <patrice.chotard@...s.st.com>
Subject: [PATCH v2] ARM: dts: stm32: add heartbeat led for stm32mp157c-ed1

From: Patrice Chotard <patrice.chotard@...s.st.com>

Add heartbeat led for stm32mp157c-ed1.

Signed-off-by: Patrice Chotard <patrice.chotard@...s.st.com>
---

V2 changes :
  _ add color and function properties.

 arch/arm/boot/dts/st/stm32mp157c-ed1.dts | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm/boot/dts/st/stm32mp157c-ed1.dts b/arch/arm/boot/dts/st/stm32mp157c-ed1.dts
index 66ed5f9921ba..525d9ca7d576 100644
--- a/arch/arm/boot/dts/st/stm32mp157c-ed1.dts
+++ b/arch/arm/boot/dts/st/stm32mp157c-ed1.dts
@@ -10,6 +10,7 @@
 #include "stm32mp15-pinctrl.dtsi"
 #include "stm32mp15xxaa-pinctrl.dtsi"
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
 #include <dt-bindings/mfd/st,stpmic1.h>
 
 / {
@@ -24,6 +25,17 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	led {
+		compatible = "gpio-leds";
+		led-blue {
+			gpios = <&gpiod 9 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "heartbeat";
+			default-state = "off";
+			function = LED_FUNCTION_HEARTBEAT;
+			color = <LED_COLOR_ID_BLUE>;
+		};
+	};
+
 	memory@...00000 {
 		device_type = "memory";
 		reg = <0xC0000000 0x40000000>;
-- 
2.25.1