[PATCH 3/4] arm: dts: keystone-evm: add LEDs supports

From: Grygorii Strashko
Date: Mon Dec 16 2013 - 10:44:00 EST


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@xxxxxx>
---
arch/arm/boot/dts/k2hk-evm.dts | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)

diff --git a/arch/arm/boot/dts/k2hk-evm.dts b/arch/arm/boot/dts/k2hk-evm.dts
index 15b3a95..07bf1e9 100644
--- a/arch/arm/boot/dts/k2hk-evm.dts
+++ b/arch/arm/boot/dts/k2hk-evm.dts
@@ -52,4 +52,27 @@
};
};
};
+
+ 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 */
+ };
+ };
};
--
1.7.9.5

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