arm64: dts: qcom: msm8939-asus-z00t: add hall sensor

This device uses ANPEC APX9131 hall sensor. It is a basic GPIO hall
sensor for which a generic "gpio-keys" device tree node configuration
suffices.

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Erikas Bitovtas <xerikasxx@gmail.com>
Link: https://lore.kernel.org/r/20251208-b4-battery-hall-v3-2-84e2157705a4@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts b/arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts
index d0f0f80dd326b90ee0d4edf06c779ec101e5fe23..ea90b00a2c8a4954242502143e7ba4a496b9b259 100644 (file)
--- a/arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts
+++ b/arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts
@@ -82,7 +82,7 @@
        gpio-keys {
                compatible = "gpio-keys";
 
-               pinctrl-0 = <&gpio_keys_default>;
+               pinctrl-0 = <&gpio_hall_sensor_default>, <&gpio_keys_default>;
                pinctrl-names = "default";
 
                button-volume-up {
@@ -98,6 +98,15 @@
                        linux,code = <KEY_VOLUMEDOWN>;
                        debounce-interval = <15>;
                };
+
+               event-hall-sensor {
+                       label = "Hall Effect Sensor";
+                       gpios = <&tlmm 108 GPIO_ACTIVE_LOW>;
+                       linux,input-type = <EV_SW>;
+                       linux,code = <SW_LID>;
+                       linux,can-disable;
+                       debounce-interval = <150>;
+               };
        };
 
        reg_sd_vmmc: regulator-sdcard-vmmc {
@@ -301,6 +310,13 @@
                bias-pull-up;
        };
 
+       gpio_hall_sensor_default: gpio-hall-sensor-default-state {
+               pins = "gpio108";
+               function = "gpio";
+               drive-strength = <2>;
+               bias-pull-up;
+       };
+
        usb_id_default: usb-id-default-state {
                pins = "gpio110";
                function = "gpio";