ARM: dts: k2hk-evm: add leds supports

Keystone EVMK2HX supports 4 debug LEDs controlled by GPIO lines as
following (active level is high);

DBG_D1 green gpio12
DBG_D1 red   gpio13
DBG_D1 blue  gpio14
DBG_D1 blue  gpio15

For more information see schematics:
 http://wfcache.advantech.com/www/support/TI-EVM/download/Schematics/PDF/K2H_K2EVM-HK_SCH_A102_Rev1_0.pdf

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>

diff --git a/arch/arm/boot/dts/k2hk-evm.dts b/arch/arm/boot/dts/k2hk-evm.dts
index eaefdfef65c3e322497d513eac6a5f7ff4dc94cd..3513f8be2f52919a94163c7f662d5155b69777e7 100644 (file)
--- a/arch/arm/boot/dts/k2hk-evm.dts
+++ b/arch/arm/boot/dts/k2hk-evm.dts
@@ -52,6 +52,29 @@
                        };
                };
        };
+
+       leds {
+               compatible = "gpio-leds";
+               debug1_1 {
+                       label = "keystone:green:debug1";
+                       gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>; /* 12 */
+               };
+
+               debug1_2 {
+                       label = "keystone:red:debug1";
+                       gpios = <&gpio0 13 GPIO_ACTIVE_HIGH>; /* 13 */
+               };
+
+               debug2 {
+                       label = "keystone:blue:debug2";
+                       gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>; /* 14 */
+               };
+
+               debug3 {
+                       label = "keystone:blue:debug3";
+                       gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>; /* 15 */
+               };
+       };
 };
 
 &usb_phy {