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Commit 71e21bd4 authored by Andreas Faerber's avatar Andreas Faerber Committed by Kukjin Kim
Browse files

ARM: dts: Add trackpad to exynos5250-spring 



The HP Chromebook 11 uses an Atmel maXTouch as trackpad.
The keymap was found by trial-and-error.

Signed-off-by: default avatarAndreas Faerber <afaerber@suse.de>
Reviewed-by: default avatarJavier Martinez Canillas <javier.martinez@collabora.co.uk>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 69538f61

arch/arm/boot/dts/exynos5250-spring.dts

+23 −0
Original line number Diff line number Diff line
@@ -330,6 +330,22 @@ 
	status = "okay";

	samsung,i2c-sda-delay = <100>;

	samsung,i2c-max-bus-freq = <378000>;



	trackpad@4b {

		compatible = "atmel,maxtouch";

		reg = <0x4b>;

		interrupt-parent = <&gpx1>;

		interrupts = <2 IRQ_TYPE_EDGE_FALLING>;

		pinctrl-names = "default";

		pinctrl-0 = <&trackpad_irq>;

		linux,gpio-keymap = <KEY_RESERVED

				     KEY_RESERVED

				     KEY_RESERVED

				     KEY_RESERVED

				     KEY_RESERVED

				     BTN_LEFT>;

		wakeup-source;

	};

};



/*
@@ -465,6 +481,13 @@ 
		samsung,pin-drv = <0>;

	};



	trackpad_irq: trackpad-irq {

		samsung,pins = "gpx1-2";

		samsung,pin-function = <0xf>;

		samsung,pin-pud = <0>;

		samsung,pin-drv = <0>;

	};



	power_key_irq: power-key-irq {

		samsung,pins = "gpx1-3";

		samsung,pin-function = <0>;