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

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Date:   Wed, 14 Jun 2023 14:20:40 +0530
From:   Anusha Rao <quic_anusha@...cinc.com>
To:     <agross@...nel.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     <quic_srichara@...cinc.com>, <quic_gokulsri@...cinc.com>,
        <quic_sjaganat@...cinc.com>, <quic_kathirav@...cinc.com>,
        <quic_arajkuma@...cinc.com>, <quic_poovendh@...cinc.com>
Subject: [PATCH 2/2] arm64: dts: qcom: ipq9574: Enable WPS buttons

Add support for wps buttons on GPIO 37.

Signed-off-by: Anusha Rao <quic_anusha@...cinc.com>
---
 .../boot/dts/qcom/ipq9574-rdp-common.dtsi     | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi b/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi
index 999902bc70bd..fd5326dc1773 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"
 
 / {
@@ -18,6 +20,20 @@
 	chosen {
 		stdout-path = "serial0:115200n8";
 	};
+
+	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>;
+			linux,input-type = <1>;
+			debounce-interval = <60>;
+		};
+	};
 };
 
 &blsp1_spi0 {
@@ -114,6 +130,13 @@
 		drive-strength = <8>;
 		bias-disable;
 	};
+
+	gpio_keys_default: gpio-keys-default-state {
+		pins = "gpio37";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-up;
+	};
 };
 
 &xo_board_clk {
-- 
2.17.1