Re: [PATCH 1/2] ARM: dts: stm32: add blue led (Linux heartbeat) on stm32mp135f-dk

From: Alexandre TORGUE
Date: Tue May 03 2022 - 09:48:43 EST


On 5/3/22 11:41, Fabien Dessenne wrote:
The blue led (Linux heartbeat) is connected to the PA14 pin of the
stm32mp135f-dk board.

Signed-off-by: Fabien Dessenne <fabien.dessenne@xxxxxxxxxxx>
---
arch/arm/boot/dts/stm32mp135f-dk.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp135f-dk.dts b/arch/arm/boot/dts/stm32mp135f-dk.dts
index aefa25ee897d..65acee0f68b7 100644
--- a/arch/arm/boot/dts/stm32mp135f-dk.dts
+++ b/arch/arm/boot/dts/stm32mp135f-dk.dts
@@ -6,6 +6,8 @@
/dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
#include "stm32mp135.dtsi"
#include "stm32mp13xf.dtsi"
#include "stm32mp13-pinctrl.dtsi"
@@ -23,6 +25,18 @@ memory@c0000000 {
reg = <0xc0000000 0x20000000>;
};
+ leds {
+ compatible = "gpio-leds";
+
+ led-blue {
+ function = LED_FUNCTION_HEARTBEAT;
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&gpioa 14 GPIO_ACTIVE_LOW>;
+ linux,default-trigger = "heartbeat";
+ default-state = "off";
+ };
+ };
+
vdd_sd: vdd-sd {
compatible = "regulator-fixed";
regulator-name = "vdd_sd";
Applied on stm32-next.

Thanks.
Alex