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arm64: dts: qcom: msm8916-samsung-a3u: Add touch key regulators

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The touch key MCU and LED is supplied by two separate fixed regulators
that can be enabled through GPIO 86 and 60. Add them to the device tree.

Signed-off-by: Michael Srba <Michael.Srba@seznam.cz>
[stephan: extend commit message]
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Link: https://lore.kernel.org/r/20210604172742.10593-2-stephan@gerhold.net
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Michael Srba 2021-06-04 19:27:39 +02:00 committed by Bjorn Andersson
parent 61f363a625
commit 92b5c3975b
1 changed files with 47 additions and 0 deletions
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47
arch/arm64/boot/dts/qcom/msm8916-samsung-a3u-eur.dts
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@ -20,6 +20,37 @@
pinctrl-names = "default";
pinctrl-0 = <&panel_vdd3_default>;
};
reg_touch_key: regulator-touch-key {
compatible = "regulator-fixed";
regulator-name = "touch_key";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
gpio = <&msmgpio 86 GPIO_ACTIVE_HIGH>;
enable-active-high;
pinctrl-names = "default";
pinctrl-0 = <&tkey_en_default>;
};
reg_key_led: regulator-key-led {
compatible = "regulator-fixed";
regulator-name = "key_led";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&msmgpio 60 GPIO_ACTIVE_HIGH>;
enable-active-high;
pinctrl-names = "default";
pinctrl-0 = <&tkey_led_en_default>;
};
};
&touchkey {
vcc-supply = <&reg_touch_key>;
vdd-supply = <&reg_key_led>;
};
&accelerometer {
@ -81,6 +112,22 @@
bias-disable;
};
tkey_en_default: tkey-en-default {
pins = "gpio86";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
tkey_led_en_default: tkey-led-en-default {
pins = "gpio60";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
ts_int_default: ts-int-default {
pins = "gpio13";
function = "gpio";