diff options
| author | Fabien Parent <fparent@baylibre.com> | 2022-07-26 15:56:12 +0300 |
|---|---|---|
| committer | Matthias Brugger <matthias.bgg@gmail.com> | 2022-08-25 16:05:23 +0300 |
| commit | 09c332027d87cfda9ff58bb84952f6ffefbd309e (patch) | |
| tree | 9fe12b29df0d012ced55da5f7d28588c09518dc8 /arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts | |
| parent | a8013418d35cc760d0af3bec6deba885af97fc87 (diff) | |
| download | linux-09c332027d87cfda9ff58bb84952f6ffefbd309e.tar.xz | |
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: Fabien Parent <fparent@baylibre.com>
Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Link: https://lore.kernel.org/r/20220720-mt8183-keypad-v2-7-6d42c357cb76@baylibre.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Diffstat (limited to 'arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts')
| -rw-r--r-- | arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts b/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts index 530e0c9ce0c9..a1d01639df30 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts +++ b/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts @@ -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 @@ 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 @@ }; }; + 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>, |