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arm64: dts: renesas: gray-hawk-single: Add push switches

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Describe the three Push Switches on the Gray Hawk Single board, so they
can be used for user input.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/41b8277d4b630e0c296375888d9b958448d02cde.1721649057.git.geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven
2024-07-22 13:55:40 +02:00
parent cd0a847aa6
commit d4d9a2fbea
1 changed files with 37 additions and 0 deletions
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37
arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
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@@ -28,6 +28,7 @@
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include "r8a779h0.dtsi"
@@ -50,6 +51,37 @@ chosen {
stdout-path = "serial0:921600n8";
};
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>;
};
};
memory@48000000 {
device_type = "memory";
/* first 128MB is reserved for secure area. */
@@ -267,6 +299,11 @@ i2c3_pins: i2c3 {
function = "i2c3";
};
keys_pins: keys {
pins = "GP_5_0", "GP_5_1", "GP_5_2";
bias-pull-up;
};
mmc_pins: mmc {
groups = "mmc_data8", "mmc_ctrl", "mmc_ds";
function = "mmc";