linux-kernel - [PATCH v3 2/2] arm64: dts: qcom: ipq9574: Enable WPS buttons

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Message-ID: <20230927-common-rdp-v3-2-3d07b3ff6d42@quicinc.com>
Date:   Wed, 27 Sep 2023 12:13:19 +0530
From:   Kathiravan Thirumoorthy <quic_kathirav@...cinc.com>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
CC:     <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Anusha Rao <quic_anusha@...cinc.com>,
        Kathiravan Thirumoorthy <quic_kathirav@...cinc.com>
Subject: [PATCH v3 2/2] arm64: dts: qcom: ipq9574: Enable WPS buttons

From: Anusha Rao <quic_anusha@...cinc.com>

Add support for wps buttons on GPIO 37.

Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
Signed-off-by: Anusha Rao <quic_anusha@...cinc.com>
Signed-off-by: Kathiravan Thirumoorthy <quic_kathirav@...cinc.com>
---
 Changes in V3:
	- None
 Changes in V2:
	- Removed linux,input-type from button-wps.
	- Picked up Reviewed-by tag.
---
 arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi b/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi
index 40a7aefd0540..49c9b6478357 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi
@@ -8,6 +8,8 @@
 
 /dts-v1/;
 
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
 #include "ipq9574.dtsi"
 
 / {
@@ -36,6 +38,19 @@ regulator_fixed_0p925: s0925 {
 		regulator-always-on;
 		regulator-name = "fixed_0p925";
 	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-0 = <&gpio_keys_default>;
+		pinctrl-names = "default";
+
+		button-wps {
+			label = "wps";
+			linux,code = <KEY_WPS_BUTTON>;
+			gpios = <&tlmm 37 GPIO_ACTIVE_LOW>;
+			debounce-interval = <60>;
+		};
+	};
 };
 
 &blsp1_spi0 {
@@ -95,6 +110,13 @@ spi_0_pins: spi-0-state {
 		drive-strength = <8>;
 		bias-disable;
 	};
+
+	gpio_keys_default: gpio-keys-default-state {
+		pins = "gpio37";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-up;
+	};
 };
 
 &usb_0_dwc3 {

-- 
2.34.1