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arm64: dts: rockchip: add Mask Rom key on NanoPC-T6

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Mask Rom key is connected to SARADC and can be read from OS.

Signed-off-by: Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org>
Link: https://lore.kernel.org/r/20240829-friendlyelec-nanopc-t6-lts-v6-9-edff247e8c02@linaro.org
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Marcin Juszkiewicz
2024-08-29 14:27:00 +02:00
committed by Heiko Stuebner
parent c9ba75320e
commit da439eed06
1 changed files with 15 additions and 0 deletions
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15
arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
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@@ -8,6 +8,7 @@
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/usb/pd.h>
#include "rk3588.dtsi"
@@ -21,6 +22,20 @@ aliases {
mmc1 = &sdmmc;
};
adc-keys-0 {
compatible = "adc-keys";
io-channels = <&saradc 0>;
io-channel-names = "buttons";
keyup-threshold-microvolt = <1800000>;
poll-interval = <100>;
button-maskrom {
label = "Mask Rom";
linux,code = <KEY_SETUP>;
press-threshold-microvolt = <2000>;
};
};
chosen {
stdout-path = "serial2:1500000n8";
};