From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Wed, 22 Aug 2012 16:25:33 +0000 (-0300)
Subject: ARM: olinuxino: Add gpio-led support
X-Git-Tag: v3.7-rc1~159^2~18^2~15
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ba5db4990c2d1774fe854de3e3f6398fe9074fde;p=profile%2Fivi%2Fkernel-adaptation-intel-automotive.git

ARM: olinuxino: Add gpio-led support

Olinuxino has a LED connected to MX23_PAD_SSP1_DETECT__GPIO_2_1 pin.

Add support for it.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
---

diff --git a/arch/arm/boot/dts/imx23-olinuxino.dts b/arch/arm/boot/dts/imx23-olinuxino.dts
index a286873..711dcf5 100644
--- a/arch/arm/boot/dts/imx23-olinuxino.dts
+++ b/arch/arm/boot/dts/imx23-olinuxino.dts
@@ -31,6 +31,21 @@
 				bus-width = <4>;
 				status = "okay";
 			};
+
+			pinctrl@80018000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&hog_pins_a>;
+
+				hog_pins_a: hog@0 {
+					reg = <0>;
+					fsl,pinmux-ids = <
+						0x2013 /* MX23_PAD_SSP1_DETECT__GPIO_2_1 */
+					>;
+					fsl,drive-strength = <0>;
+					fsl,voltage = <1>;
+					fsl,pull-up = <0>;
+				};
+			};
 		};
 
 		apbx@80040000 {
@@ -47,4 +62,14 @@
 			};
 		};
 	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		user {
+			label = "green";
+			gpios = <&gpio2 1 0>;
+			linux,default-trigger = "default-on";
+		};
+	};
 };