Show user that Linux is alive on the board.

Signed-off-by: Michal Simek <michal.si...@xilinx.com>
---

 arch/arm/dts/zynqmp-zcu102.dts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm/dts/zynqmp-zcu102.dts b/arch/arm/dts/zynqmp-zcu102.dts
index b3f5eaacaefc..d6cee07890c5 100644
--- a/arch/arm/dts/zynqmp-zcu102.dts
+++ b/arch/arm/dts/zynqmp-zcu102.dts
@@ -39,6 +39,15 @@
                device_type = "memory";
                reg = <0x0 0x0 0x0 0x80000000>, <0x8 0x00000000 0x0 0x80000000>;
        };
+
+       leds {
+               compatible = "gpio-leds";
+               heartbeat_led {
+                       label = "heartbeat";
+                       gpios = <&gpio 23 0>;
+                       linux,default-trigger = "heartbeat";
+               };
+       };
 };
 
 &can1 {
-- 
1.9.1

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