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authorFabio Estevam <fabio.estevam@freescale.com>2012-08-22 20:25:33 +0400
committerShawn Guo <shawn.guo@linaro.org>2012-08-23 06:01:38 +0400
commitba5db4990c2d1774fe854de3e3f6398fe9074fde (patch)
tree521b91865c4604d19b17dfc043dd4e3f8705976b /arch/arm/boot/dts/imx23-olinuxino.dts
parent74b42123f2605ab83bb264fac8ea57cd33e2580c (diff)
downloadlinux-ba5db4990c2d1774fe854de3e3f6398fe9074fde.tar.xz
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>
Diffstat (limited to 'arch/arm/boot/dts/imx23-olinuxino.dts')
-rw-r--r--arch/arm/boot/dts/imx23-olinuxino.dts25
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx23-olinuxino.dts b/arch/arm/boot/dts/imx23-olinuxino.dts
index a28687303e49..711dcf5742b6 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";
+ };
+ };
};