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| author |   Jonas Karlman <jonas@kwiboo.se> | 2025-03-04 20:16:35 +0000 |
|---|---|---|
| committer |   Heiko Stuebner <heiko@sntech.de> | 2025-03-08 18:15:48 +0100 |
| commit | ad8afc8813567994164f2720189c819da8c22b99 (patch) | |
| tree | c934bdedf55f9d1a3f5addd4a9a884a0d2295baa | |
| parent | arm64: dts: rockchip: Add leds node to Radxa E20C (diff) | |
| download | wireguard-linux-ad8afc8813567994164f2720189c819da8c22b99.tar.xz wireguard-linux-ad8afc8813567994164f2720189c819da8c22b99.zip | |
arm64: dts: rockchip: Add user button to Radxa E20C
Radxa E20C has two buttons, one SARADC maskrom button and one GPIO user
button.
Add support for the user button using a gpio-keys node.
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Link: https://lore.kernel.org/r/20250304201642.831218-3-jonas@kwiboo.se
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to '')
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts index 7f0237206405..b378774d2a4e 100644 --- a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts +++ b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts @@ -7,6 +7,7 @@ /dts-v1/; +#include <dt-bindings/input/input.h> #include <dt-bindings/leds/common.h> #include "rk3528.dtsi" @@ -18,6 +19,19 @@ stdout-path = "serial0:1500000n8"; }; + gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&user_key>; + + button-user { + gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>; + label = "USER"; + linux,code = <BTN_1>; + wakeup-source; + }; + }; + leds { compatible = "gpio-leds"; pinctrl-names = "default"; @@ -50,6 +64,12 @@ }; &pinctrl { + gpio-keys { + user_key: user-key { + rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + leds { lan_led_g: lan-led-g { rockchip,pins = <4 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>; |