From: Cristian Cozzolino <cristian_ci@protonmail.com>

Enable the Hall effect sensor (flip cover) for Billion Capture+.
The GPIO is mapped to SW_LID events as in other qcom devices.

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Signed-off-by: Cristian Cozzolino <cristian_ci@protonmail.com>
---
 arch/arm64/boot/dts/qcom/msm8953-flipkart-rimob.dts | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/msm8953-flipkart-rimob.dts b/arch/arm64/boot/dts/qcom/msm8953-flipkart-rimob.dts
index 060129c72264..978820348fa5 100644
--- a/arch/arm64/boot/dts/qcom/msm8953-flipkart-rimob.dts
+++ b/arch/arm64/boot/dts/qcom/msm8953-flipkart-rimob.dts
@@ -47,9 +47,18 @@ framebuffer@90001000 {
 	gpio-keys {
 		compatible = "gpio-keys";
 
-		pinctrl-0 = <&gpio_key_default>;
+		pinctrl-0 = <&gpio_hall_sensor_default>, <&gpio_key_default>;
 		pinctrl-names = "default";
 
+		event-hall-sensor {
+			label = "Hall Effect Sensor";
+			gpios = <&tlmm 46 GPIO_ACTIVE_LOW>;
+			linux,input-type = <EV_SW>;
+			linux,code = <SW_LID>;
+			linux,can-disable;
+			wakeup-source;
+		};
+
 		key-volume-up {
 			label = "Volume Up";
 			gpios = <&tlmm 85 GPIO_ACTIVE_LOW>;
@@ -329,6 +338,13 @@ &sdhc_2 {
 &tlmm {
 	gpio-reserved-ranges = <0 4>, <135 4>;
 
+	gpio_hall_sensor_default: gpio-hall-sensor-default-state {
+		pins = "gpio46";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
 	panel_default: panel-default-state {
 		pins = "gpio61";
 		function = "gpio";

-- 
2.53.0