linux-kernel - [PATCH v2] arm64: dts: qcom: msm8916-longcheer-l8910: Add front flash LED

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Date:   Wed, 17 May 2023 08:32:31 +0200
From:   André Apitzsch <git@...tzsch.eu>
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,
        Stephan Gerhold <stephan@...hold.net>,
        André Apitzsch <git@...tzsch.eu>
Subject: [PATCH v2] arm64: dts: qcom: msm8916-longcheer-l8910: Add front
 flash LED

l8910 uses OCP8110 flash LED driver. Add it to the device tree.

Tested-by: Stephan Gerhold <stephan@...hold.net>
Signed-off-by: André Apitzsch <git@...tzsch.eu>
---
Changes in v2:
- fix pinctrl-* order
- remove unnecessary newline
- Link to v1: https://lore.kernel.org/r/20230514-x5_front_flash-v1-1-3979c8498efa@apitzsch.eu
---
 .../boot/dts/qcom/msm8916-longcheer-l8910.dts      | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916-longcheer-l8910.dts b/arch/arm64/boot/dts/qcom/msm8916-longcheer-l8910.dts
index b79e80913af9..6046e2c1f158 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-longcheer-l8910.dts
+++ b/arch/arm64/boot/dts/qcom/msm8916-longcheer-l8910.dts
@@ -20,6 +20,21 @@ chosen {
 		stdout-path = "serial0";
 	};
 
+	flash-led-controller {
+		compatible = "ocs,ocp8110";
+		enable-gpios = <&msmgpio 49 GPIO_ACTIVE_HIGH>;
+		flash-gpios = <&msmgpio 119 GPIO_ACTIVE_HIGH>;
+
+		pinctrl-0 = <&camera_front_flash_default>;
+		pinctrl-names = "default";
+
+		flash_led: led {
+			function = LED_FUNCTION_FLASH;
+			color = <LED_COLOR_ID_WHITE>;
+			flash-max-timeout-us = <250000>;
+		};
+	};
+
 	gpio-keys {
 		compatible = "gpio-keys";
 
@@ -246,6 +261,13 @@ button_backlight_default: button-backlight-default-state {
 		bias-disable;
 	};
 
+	camera_front_flash_default: camera-front-flash-default-state {
+		pins = "gpio49", "gpio119";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
 	gpio_keys_default: gpio-keys-default-state {
 		pins = "gpio107";
 		function = "gpio";

---
base-commit: 533c54547153d46c0bf99ac0e396bed71f760c03
change-id: 20230514-x5_front_flash-c189e22b32fd

Best regards,
-- 
André Apitzsch <git@...tzsch.eu>