Commit 09c33202 authored by Fabien Parent's avatar Fabien Parent Committed by Matthias Brugger
Browse files

arm64: dts: mediatek: mt8183-pumpkin: add keypad support 



Add device-tree bindings for the keypad driver on the MT8183 Pumpkin
board.

The MT8183 Pumpkin board has 2 buttons connected using: KPROW0,
KPROW1 and KPCOL0.

Signed-off-by: default avatarFabien Parent <fparent@baylibre.com>
Signed-off-by: default avatarMattijs Korpershoek <mkorpershoek@baylibre.com>
Link: https://lore.kernel.org/r/20220720-mt8183-keypad-v2-7-6d42c357cb76@baylibre.com


Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent a8013418

arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts

+21 −0
Original line number Diff line number Diff line
@@ -7,6 +7,7 @@ 
/dts-v1/;



#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/input/input.h>

#include "mt8183.dtsi"

#include "mt6358.dtsi"
@@ -122,6 +123,18 @@ &i2c6 { 
	clock-frequency = <100000>;

};



&keyboard {

	pinctrl-names = "default";

	pinctrl-0 = <&keyboard_pins>;

	status = "okay";

	linux,keymap = <MATRIX_KEY(0x00, 0x00, KEY_VOLUMEDOWN)

			MATRIX_KEY(0x01, 0x00, KEY_VOLUMEUP)>;

	keypad,num-rows = <2>;

	keypad,num-columns = <1>;

	debounce-delay-ms = <32>;

	mediatek,keys-per-group = <2>;

};



&mmc0 {

	status = "okay";

	pinctrl-names = "default", "state_uhs";
@@ -226,6 +239,14 @@ pins_cmd_dat { 
		};

	};



	keyboard_pins: keyboard {

		pins_keyboard {

			pinmux = <PINMUX_GPIO91__FUNC_KPROW1>,

				 <PINMUX_GPIO92__FUNC_KPROW0>,

				 <PINMUX_GPIO93__FUNC_KPCOL0>;

		};

	};



	mmc0_pins_default: mmc0-pins-default {

		pins_cmd_dat {

			pinmux = <PINMUX_GPIO123__FUNC_MSDC0_DAT0>,