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ARM: dts: samsung: exynos4210-i9100: Add node for touch keys

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Add a Device Tree node to support the LED-backed "menu" and "back" keys.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20231206221556.15348-3-paul@crapouillou.net
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
This commit is contained in:
Paul Cercueil 2023-12-06 23:15:55 +01:00 committed by Krzysztof Kozlowski
parent 84228d5e29
commit 6e73b11062
1 changed files with 22 additions and 1 deletions
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23
arch/arm/boot/dts/samsung/exynos4210-i9100.dts
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@ -184,6 +184,28 @@
};
};
i2c-gpio-2 {
compatible = "i2c-gpio";
#address-cells = <1>;
#size-cells = <0>;
sda-gpios = <&gpk1 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
scl-gpios = <&gpk1 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
i2c-gpio,delay-us = <2>;
touchscreen@20 {
compatible = "cypress,aries-touchkey";
reg = <0x20>;
interrupt-parent = <&gpl0>;
interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
vdd-supply = <&vtouchled_reg>;
vcc-supply = <&vtouch_reg>;
linux,keycodes = <KEY_MENU>, <KEY_BACK>;
};
};
spi-3 {
compatible = "spi-gpio";
#address-cells = <1>;
@ -513,7 +535,6 @@
regulator-name = "TOUCH_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
};
vpll_reg: LDO10 {