[PATCH] arm64: dts: qcom: sdm845-oneplus-common: add Hall sensor

From: Gergo Koteles
Date: Mon Mar 06 2023 - 12:44:18 EST


Enable the Hall effect sensor (flip cover) for OnePlus 6/6T.
The GPIO is mapped to SW_LID events as in msm8916, msm8994,
msm8998 devices.

Signed-off-by: Gergo Koteles <soyer@xxxxxx>
---
.../boot/dts/qcom/sdm845-oneplus-common.dtsi | 25 +++++++++++++++++++
1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
index 64638ea94db7..b01542d79ae2 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
@@ -29,6 +29,23 @@ chosen {
stdout-path = "serial0:115200n8";
};

+ gpio-hall-sensor {
+ compatible = "gpio-keys";
+ label = "Hall effect sensor";
+
+ pinctrl-0 = <&hall_sensor_default>;
+ pinctrl-names = "default";
+
+ event-hall-sensor {
+ gpios = <&tlmm 124 GPIO_ACTIVE_LOW>;
+ label = "Hall Effect Sensor";
+ linux,input-type = <EV_SW>;
+ linux,code = <SW_LID>;
+ linux,can-disable;
+ wakeup-source;
+ };
+ };
+
gpio-keys {
compatible = "gpio-keys";
label = "Volume keys";
@@ -753,6 +770,14 @@ &usb_1_hsphy {
&tlmm {
gpio-reserved-ranges = <0 4>, <81 4>;

+ hall_sensor_default: hall-sensor-default-state {
+ pins = "gpio124";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ input-enable;
+ };
+
tri_state_key_default: tri-state-key-default-state {
pins = "gpio40", "gpio42", "gpio26";
function = "gpio";
--
2.39.2