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arm64: dts: renesas: white-hawk-cpu: Add push switches

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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
This commit is contained in:
Geert Uytterhoeven
2022-09-09 11:53:58 +02:00
parent 60dc0e87fb
commit 6672f84001
1 changed files with 37 additions and 0 deletions
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37
arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi
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@@ -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 @@ i2c0_pins: i2c0 {
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";