linux-kernel - [PATCH v5 5/5] arm64: dts: qcom: msm8916-gplus-fl8005a: Add flash LED

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Message-ID: <20230106080937.256340-1-linmengbo0689@protonmail.com>
Date:   Fri, 06 Jan 2023 08:10:56 +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>,
        Linus Walleij <linus.walleij@...aro.org>,
        Stanislav Jakubek <stano.jakubek@...il.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Jagan Teki <jagan@...eble.ai>,
        Chris Morgan <macromorgan@...mail.com>,
        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 v5 5/5] arm64: dts: qcom: msm8916-gplus-fl8005a: Add flash LED

FL8005A uses Qualcomm GPIO flash LEDs which is compatible with
SGM3140 Flash LED driver. Add it to the device tree.

Signed-off-by: Lin, Meng-Bo <linmengbo0689@...tonmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 .../boot/dts/qcom/msm8916-gplus-fl8005a.dts   | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts b/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
index 2cac99e3e52c..d0759c341bae 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
+++ b/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
@@ -21,6 +21,22 @@ chosen {
 		stdout-path = "serial0";
 	};
 
+	flash-led-controller {
+		/* Actually qcom,leds-gpio-flash */
+		compatible = "sgmicro,sgm3140";
+		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>;
+			flash-max-timeout-us = <250000>;
+		};
+	};
+
 	gpio-keys {
 		compatible = "gpio-keys";
 
@@ -239,6 +255,14 @@ 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";
-- 
2.30.2