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arm64: dts: renesas: r8a779a0: falcon-cpu: Add SW47-SW49 support

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Add support for SW47, SW48 and SW49 via "gpio-keys" on the R-Car V3U
Falcon board.

Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Link: https://lore.kernel.org/r/20210922201314.3205674-1-kieran.bingham@ideasonboard.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Kieran Bingham
2021-09-22 21:13:13 +01:00
committed by Geert Uytterhoeven
parent 87b1e27af4
commit 5e8c83b395
1 changed files with 37 additions and 0 deletions
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37
arch/arm64/boot/dts/renesas/r8a779a0-falcon-cpu.dtsi
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@@ -6,6 +6,7 @@
*/
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include "r8a779a0.dtsi"
@@ -22,6 +23,37 @@ chosen {
stdout-path = "serial0:115200n8";
};
keys {
compatible = "gpio-keys";
pinctrl-0 = <&keys_pins>;
pinctrl-names = "default";
key-1 {
gpios = <&gpio6 18 GPIO_ACTIVE_LOW>;
linux,code = <KEY_1>;
label = "SW47";
wakeup-source;
debounce-interval = <20>;
};
key-2 {
gpios = <&gpio6 19 GPIO_ACTIVE_LOW>;
linux,code = <KEY_2>;
label = "SW48";
wakeup-source;
debounce-interval = <20>;
};
key-3 {
gpios = <&gpio6 20 GPIO_ACTIVE_LOW>;
linux,code = <KEY_3>;
label = "SW49";
wakeup-source;
debounce-interval = <20>;
};
};
leds {
compatible = "gpio-leds";
@@ -160,6 +192,11 @@ i2c6_pins: i2c6 {
function = "i2c6";
};
keys_pins: keys {
pins = "GP_6_18", "GP_6_19", "GP_6_20";
bias-pull-up;
};
mmc_pins: mmc {
groups = "mmc_data8", "mmc_ctrl", "mmc_ds";
function = "mmc";