diff options
| author | Magnus Damm <damm+renesas@opensource.se> | 2021-06-20 08:21:21 +0300 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2021-07-19 11:51:35 +0300 |
| commit | f90e3c06b25a539376d79122448aa53623c5b3f8 (patch) | |
| tree | c560834528f5b0684a61f8da9f92cf61fbd1e7a6 /arch/arm64 | |
| parent | a636d8037ef6028a5a285acdfbfa35a488b6f9db (diff) | |
| download | linux-f90e3c06b25a539376d79122448aa53623c5b3f8.tar.xz | |
arm64: dts: renesas: r8a77995: draak: Add SW56 support
Add support for SW56 via "gpio-keys" on the R-Car D3 Draak board.
Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Link: https://lore.kernel.org/r/162416648156.11444.10425966868846910243.sendpatchset@octo
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r8a77995-draak.dts | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts index 6783c3ad0856..9e751d8fddae 100644 --- a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts +++ b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts @@ -9,6 +9,7 @@ /dts-v1/; #include "r8a77995.dtsi" #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> / { model = "Renesas Draak board based on r8a77995"; @@ -67,6 +68,42 @@ }; }; + keys { + compatible = "gpio-keys"; + + pinctrl-0 = <&keys_pins>; + pinctrl-names = "default"; + + key-1 { + gpios = <&gpio4 12 GPIO_ACTIVE_LOW>; + linux,code = <KEY_1>; + label = "SW56-1"; + wakeup-source; + debounce-interval = <20>; + }; + key-2 { + gpios = <&gpio4 13 GPIO_ACTIVE_LOW>; + linux,code = <KEY_2>; + label = "SW56-2"; + wakeup-source; + debounce-interval = <20>; + }; + key-3 { + gpios = <&gpio4 14 GPIO_ACTIVE_LOW>; + linux,code = <KEY_3>; + label = "SW56-3"; + wakeup-source; + debounce-interval = <20>; + }; + key-4 { + gpios = <&gpio4 15 GPIO_ACTIVE_LOW>; + linux,code = <KEY_4>; + label = "SW56-4"; + wakeup-source; + debounce-interval = <20>; + }; + }; + lvds-decoder { compatible = "thine,thc63lvd1024"; vcc-supply = <®_3p3v>; @@ -422,6 +459,11 @@ function = "i2c1"; }; + keys_pins: keys { + pins = "GP_4_12", "GP_4_13", "GP_4_14", "GP_4_15"; + bias-pull-up; + }; + pwm0_pins: pwm0 { groups = "pwm0_c"; function = "pwm0"; |