arm64: dts: mcbin-singleshot: add heartbeat LED

With board revision 1.3, SolidRun moved the power LED to the middle of
the board. In old place of power LED a GPIO controllable heartbeat LED
was added. This commit only touches Single Shot variant, since only this
variant is all revision 1.3.

Reported-by: Alexandra Alth <alexandra@alth.de>
Signed-off-by: Tomasz Maciej Nowak <tmn505@gmail.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>

diff --git a/arch/arm64/boot/dts/marvell/armada-8040-mcbin-singleshot.dts b/arch/arm64/boot/dts/marvell/armada-8040-mcbin-singleshot.dts
index 2e6832d..411d200 100644 (file)
--- a/arch/arm64/boot/dts/marvell/armada-8040-mcbin-singleshot.dts
+++ b/arch/arm64/boot/dts/marvell/armada-8040-mcbin-singleshot.dts
@@ -5,6 +5,8 @@
  * Device Tree file for MACCHIATOBin Armada 8040 community board platform
  */
 
+#include <dt-bindings/leds/common.h>
+
 #include "armada-8040-mcbin.dtsi"
 
 / {
@@ -12,6 +14,19 @@
        compatible = "marvell,armada8040-mcbin-singleshot",
                        "marvell,armada8040-mcbin", "marvell,armada8040",
                        "marvell,armada-ap806-quad", "marvell,armada-ap806";
+
+       leds {
+               compatible = "gpio-leds";
+               pinctrl-0 = <&cp0_led18_pins>;
+               pinctrl-names = "default";
+
+               led18 {
+                       gpios = <&cp0_gpio2 1 GPIO_ACTIVE_LOW>;
+                       function = LED_FUNCTION_HEARTBEAT;
+                       color = <LED_COLOR_ID_GREEN>;
+                       linux,default-trigger = "heartbeat";
+               };
+       };
 };
 
 &cp0_eth0 {
@@ -27,3 +42,10 @@
        managed = "in-band-status";
        sfp = <&sfp_eth1>;
 };
+
+&cp0_pinctrl {
+       cp0_led18_pins: led18-pins {
+               marvell,pins = "mpp33";
+               marvell,function = "gpio";
+       };
+};