diff options
author | Geert Uytterhoeven <geert+renesas@glider.be> | 2022-09-09 12:53:58 +0300 |
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committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2022-09-19 14:53:46 +0300 |
commit | 6672f84001dc7c79253e0de891a2bd72e1ae1acc (patch) | |
tree | b05638e096a0bbb9c555d1608d3672502432bcd1 /arch/arm64/boot/dts | |
parent | 60dc0e87fb450da93bce6324e31f5326b04d4185 (diff) | |
download | linux-6672f84001dc7c79253e0de891a2bd72e1ae1acc.tar.xz |
arm64: dts: renesas: white-hawk-cpu: Add push switches
Describe the three Push Switches on the White Hawk CPU board, so
they can be used for user input.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/e18d0d5087a514db611295f5d1e13c950cf7dae7.1662715538.git.geert+renesas@glider.be
Diffstat (limited to 'arch/arm64/boot/dts')
-rw-r--r-- | arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi index 684c250d3c73..f2ad18912f83 100644 --- a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi @@ -8,12 +8,44 @@ #include "r8a779g0.dtsi" #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> #include <dt-bindings/leds/common.h> / { model = "Renesas White Hawk CPU board"; compatible = "renesas,white-hawk-cpu", "renesas,r8a779g0"; + keys { + compatible = "gpio-keys"; + + pinctrl-0 = <&keys_pins>; + pinctrl-names = "default"; + + key-1 { + gpios = <&gpio5 0 GPIO_ACTIVE_LOW>; + linux,code = <KEY_1>; + label = "SW47"; + wakeup-source; + debounce-interval = <20>; + }; + + key-2 { + gpios = <&gpio5 1 GPIO_ACTIVE_LOW>; + linux,code = <KEY_2>; + label = "SW48"; + wakeup-source; + debounce-interval = <20>; + }; + + key-3 { + gpios = <&gpio5 2 GPIO_ACTIVE_LOW>; + linux,code = <KEY_3>; + label = "SW49"; + wakeup-source; + debounce-interval = <20>; + }; + }; + leds { compatible = "gpio-leds"; @@ -97,6 +129,11 @@ function = "i2c0"; }; + keys_pins: keys { + pins = "GP_5_0", "GP_5_1", "GP_5_2"; + bias-pull-up; + }; + scif_clk_pins: scif_clk { groups = "scif_clk"; function = "scif_clk"; |