linux-kernel - [PATCH 2/3] ARM: dts: at91: sama5d2 Xplained: add user push button

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Date:	Tue, 1 Mar 2016 15:02:36 +0100
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	<linux-arm-kernel@...ts.infradead.org>,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
CC:	Boris BREZILLON <boris.brezillon@...e-electrons.com>,
	Ludovic Desroches <ludovic.desroches@...el.com>,
	Cyrille Pitchen <cyrille.pitchen@...el.com>,
	Wenyou Yang <wenyou.yang@...el.com>,
	Songjun Wu <songjun.wu@...el.com>,
	<linux-kernel@...r.kernel.org>,
	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>,
	Nicolas Ferre <nicolas.ferre@...el.com>
Subject: [PATCH 2/3] ARM: dts: at91: sama5d2 Xplained: add user push button

From: Ludovic Desroches <ludovic.desroches@...el.com>

Add the push button named "PB USER" with code 0x104. Associated pinctrl node is
also added.

Signed-off-by: Ludovic Desroches <ludovic.desroches@...el.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
---
 arch/arm/boot/dts/at91-sama5d2_xplained.dts | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
index 382ccfb4a2b6..d20d4033d64c 100644
--- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
@@ -302,6 +302,11 @@
 					bias-disable;
 				};
 
+				pinctrl_key_gpio_default: key_gpio_default {
+					pinmux = <PIN_PB9__GPIO>;
+					bias-pull-up;
+				};
+
 				pinctrl_macb0_default: macb0_default {
 					pinmux = <PIN_PB14__GTXCK>,
 						 <PIN_PB15__GTXEN>,
@@ -400,4 +405,17 @@
 			};
 		};
 	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_key_gpio_default>;
+
+		bp1 {
+			label = "PB_USER";
+			gpios = <&pioA 41 GPIO_ACTIVE_LOW>;
+			linux,code = <0x104>;
+		};
+	};
 };
-- 
2.1.3