linux-kernel - [PATCH] arm64: dts: qcom: msm8916-wingtech-wt88047: Add flash LED

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Message-ID: <20221128051512.125148-1-linmengbo0689@protonmail.com>
Date:   Mon, 28 Nov 2022 05:16:32 +0000
From:   "Lin, Meng-Bo" <linmengbo0689@...tonmail.com>
To:     linux-kernel@...r.kernel.org
Cc:     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>,
        Stephan Gerhold <stephan@...hold.net>,
        Nikita Travkin <nikita@...n.ru>, devicetree@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht
Subject: [PATCH] arm64: dts: qcom: msm8916-wingtech-wt88047: Add flash LED

WT88047 uses OCP 8110 Flash LED driver. Add it to the device tree.

Signed-off-by: Lin, Meng-Bo <linmengbo0689@...tonmail.com>
---
 .../dts/qcom/msm8916-wingtech-wt88047.dts     | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916-wingtech-wt88047.dts b/arch/arm64/boot/dts/qcom/msm8916-wingtech-wt88047.dts
index 166bed05996f..a87be1d95b14 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-wingtech-wt88047.dts
+++ b/arch/arm64/boot/dts/qcom/msm8916-wingtech-wt88047.dts
@@ -23,6 +23,20 @@ chosen {
 		stdout-path = "serial0";
 	};
 
+	flash-led-controller {
+		compatible = "ocs,ocp8110";
+		enable-gpios = <&msmgpio 31 GPIO_ACTIVE_HIGH>;
+		flash-gpios = <&msmgpio 32 GPIO_ACTIVE_HIGH>;
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&camera_flash_default>;
+
+		flash_led: led {
+			function = LED_FUNCTION_FLASH;
+			color = <LED_COLOR_ID_WHITE>;
+		};
+	};
+
 	gpio-keys {
 		compatible = "gpio-keys";
 
@@ -274,6 +288,14 @@ l18 {
 };
 
 &msmgpio {
+	camera_flash_default: camera-flash-default-state {
+		pins = "gpio31", "gpio32";
+		function = "gpio";
+
+		drive-strength = <2>;
+		bias-disable;
+	};
+
 	gpio_keys_default: gpio-keys-default-state {
 		pins = "gpio107";
 		function = "gpio";
-- 
2.36.3