From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sebastian Reichel Subject: [PATCH 7/8] ARM: dts: omap4-droid4: Add touchscreen Date: Thu, 2 Mar 2017 02:08:59 +0100 Message-ID: <20170302010900.28532-8-sre@kernel.org> References: <20170302010900.28532-1-sre@kernel.org> Return-path: In-Reply-To: <20170302010900.28532-1-sre@kernel.org> Sender: linux-kernel-owner@vger.kernel.org To: Sebastian Reichel , Tony Lindgren , =?UTF-8?q?Beno=C3=AEt=20Cousson?= Cc: Rob Herring , Mark Rutland , linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org Droid4's touchscreen can be used with mainline's maxtouch driver. The touchscreen's lower area is used for four soft buttons (KEY_MENU, KEY_HOME, KEY_BACK, KEY_SEARCH), but that is currently not supported by the mainline kernel. Signed-off-by: Sebastian Reichel --- arch/arm/boot/dts/omap4-droid4-xt894.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts index 479cd5e5de83..364e98e66037 100644 --- a/arch/arm/boot/dts/omap4-droid4-xt894.dts +++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts @@ -191,6 +191,20 @@ power = <50>; }; +&i2c2 { + atmxt: touchscreen@4a { + compatible = "atmel,maxtouch"; + reg = <0x4a>; + + interrupt-parent = <&gpio6>; + interrupts = <23 IRQ_TYPE_LEVEL_LOW>; /* gpio183 */ + + reset-gpios = <&gpio6 13 GPIO_ACTIVE_HIGH>; /* gpio173 */ + + /* TODO: touchscreen has 4 soft buttons */ + }; +}; + &i2c4 { ak8975: magnetometer@c { compatible = "asahi-kasei,ak8975"; -- 2.11.0