linux-kernel - [RFC v1 8/9] arm: dts: keystone-evm: add LEDs supports

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Date:	Tue, 26 Nov 2013 21:40:14 +0200
From:	Grygorii Strashko <grygorii.strashko@...com>
To:	Linus Walleij <linus.walleij@...aro.org>,
	Santosh Shilimkar <santosh.shilimkar@...com>,
	<linux-gpio@...r.kernel.org>, <nsekhar@...com>
CC:	<prabhakar.csengg@...il.com>, <linux-kernel@...r.kernel.org>,
	<davinci-linux-open-source@...ux.davincidsp.com>,
	Grygorii Strashko <grygorii.strashko@...com>
Subject: [RFC v1 8/9] arm: dts: keystone-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@...com>
---
 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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