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arm64: dts: rockchip: enable touchpad button for rk3399-gru-kevin

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Adding the linux,gpio-keymap entry also has
the side-effect of making the driver register
the touchpad as a touchpad rather than another
touchscreen.

The index for BTN_LEFT was found by trial and error.

Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Emil Renner Berthing 2017-10-09 20:40:28 +02:00 committed by Heiko Stuebner
parent 48f192cf84
commit aef56580e3
1 changed files with 4 additions and 0 deletions
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arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
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@ -249,6 +249,10 @@ trackpad@4a {
pinctrl-0 = <&trackpad_int_l>;
interrupt-parent = <&gpio1>;
interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
linux,gpio-keymap = <KEY_RESERVED
KEY_RESERVED
KEY_RESERVED
BTN_LEFT>;
wakeup-source;
};
};