linux-hardening - [PATCH 3/3] arm64: dts: qcom: msm8939-longcheer-l9100: Add rear flash

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Message-Id: <20240327-sy7802-v1-3-db74ab32faaf@apitzsch.eu>
Date: Wed, 27 Mar 2024 23:51:35 +0100
From: André Apitzsch via B4 Relay <devnull+git.apitzsch.eu@...nel.org>
To: Pavel Machek <pavel@....cz>, Lee Jones <lee@...nel.org>, 
 Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, Kees Cook <keescook@...omium.org>, 
 "Gustavo A. R. Silva" <gustavoars@...nel.org>, 
 Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: linux-leds@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org, 
 linux-arm-msm@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht, 
 André Apitzsch <git@...tzsch.eu>
Subject: [PATCH 3/3] arm64: dts: qcom: msm8939-longcheer-l9100: Add rear
 flash

From: André Apitzsch <git@...tzsch.eu>

The phone has a Silergy SY7802 flash LED controller.

Signed-off-by: André Apitzsch <git@...tzsch.eu>
---
 .../boot/dts/qcom/msm8939-longcheer-l9100.dts      | 26 ++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8939-longcheer-l9100.dts b/arch/arm64/boot/dts/qcom/msm8939-longcheer-l9100.dts
index e3404c4455cf..528737929274 100644
--- a/arch/arm64/boot/dts/qcom/msm8939-longcheer-l9100.dts
+++ b/arch/arm64/boot/dts/qcom/msm8939-longcheer-l9100.dts
@@ -159,6 +159,25 @@ led@2 {
 			};
 		};
 	};
+
+	flash-led-controller@53 {
+		compatible = "silergy,sy7802";
+		reg = <0x53>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		enable-gpios = <&tlmm 16 GPIO_ACTIVE_HIGH>;
+
+		pinctrl-0 = <&camera_rear_flash_default>;
+		pinctrl-names = "default";
+
+		led@0 {
+			reg = <0>;
+			function = LED_FUNCTION_FLASH;
+			color = <LED_COLOR_ID_WHITE>;
+			led-sources = <0>, <1>;
+		};
+	};
 };

 &blsp_i2c3 {
@@ -318,6 +337,13 @@ camera_front_flash_default: camera-front-flash-default-state {
 		bias-disable;
 	};

+	camera_rear_flash_default: camera-rear-flash-default-state {
+		pins = "gpio9", "gpio16", "gpio51";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
 	gpio_hall_sensor_default: gpio-hall-sensor-default-state {
 		pins = "gpio20";
 		function = "gpio";

-- 
2.44.0