arm64: dts: freescale: debix-som: Add heartbeat LED

Map the 'RUN' LED present on the Debix-SOM as a heartbeat.

Reviewed-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-debix-som-a.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-debix-som-a.dtsi
index bc312aa1bfc8b43c37e33e81c6fa6d5287828a58..91094c2277443c1585dfb7f31dccfb27aa1bcc8d 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mp-debix-som-a.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-debix-som-a.dtsi
@@ -6,6 +6,8 @@
 
 #include "imx8mp.dtsi"
 
+#include <dt-bindings/leds/common.h>
+
 / {
        model = "Polyhex i.MX8MPlus Debix SOM A";
        compatible = "polyhex,imx8mp-debix-som-a", "fsl,imx8mp";
@@ -20,6 +22,20 @@
                gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
                enable-active-high;
        };
+
+       gpio-leds {
+               compatible = "gpio-leds";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_gpio_led>;
+
+               led-0 {
+                       gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>;
+                       default-state = "on";
+                       linux,default-trigger = "heartbeat";
+                       function = LED_FUNCTION_STATUS;
+                       color = <LED_COLOR_ID_GREEN>;
+               };
+       };
 };
 
 &A53_0 {
@@ -203,6 +219,12 @@
 };
 
 &iomuxc {
+       pinctrl_gpio_led: gpioledgrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_NAND_READY_B__GPIO3_IO16           0x19
+               >;
+       };
+
        pinctrl_i2c1: i2c1grp {
                fsl,pins = <
                        MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL                 0x400001c2