MLK-11703-6: ARM: imx6: Add charging led support on Sabresd board

cherry-pick below patch:

ENGR00290496-1 ARM: imx6: Add charging led support on Sabresd board

Enable led lighting while the board in charging status. Implement it on Sabresd
board.

Signed-off-by: Robin Gong <b38343@freescale.com>
(cherry picked from commit 7a47183634c524f5ac11c60fe555b0b18c0fe7e0)
(cherry picked from commit 28b266aa0bdd531b8eb43a76435f2fcc658bab84)

diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
index 83abf81..3b9ce8b 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
@@ -48,6 +48,15 @@
                stdout-path = &uart1;
        };
 
+       leds {
+               compatible = "gpio-leds";
+
+               charger-led {
+                       gpios = <&gpio1 2 0>;
+                       linux,default-trigger = "max8903-charger-charging";
+               };
+       };
+
        memory {
                reg = <0x10000000 0x40000000>;
        };