linux-kernel - [RFC PATCH 3/3] ARM: dts: qcom: msm8974-hammerhead: Add support for the flash LED

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Date:   Fri, 06 Nov 2020 16:59:25 +0000
From:   Nícolas F. R. A. Prado 
        <nfraprado@...tonmail.com>
To:     Pavel Machek <pavel@....cz>, Dan Murphy <dmurphy@...com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     linux-leds@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        Brian Masney <masneyb@...tation.org>,
        Luca Weiss <luca@...tu.xyz>,
        Russell King <linux@...linux.org.uk>,
        Georgi Djakov <georgi.djakov@...aro.org>,
        linux-kernel@...r.kernel.org, lkcamp@...ts.libreplanetbr.org,
        andrealmeid@...labora.com
Subject: [RFC PATCH 3/3] ARM: dts: qcom: msm8974-hammerhead: Add support for the flash LED

Add the necessary device tree nodes for the flash LED.

Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...tonmail.com>
---
 .../qcom-msm8974-lge-nexus5-hammerhead.dts    | 56 +++++++++++++++++++
 1 file changed, 56 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
index 32b474bfeec3..6aa93c236178 100644
--- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
@@ -730,4 +730,60 @@ otg {
 			};
 		};
 	};
+	pm8941@1 {
+		qcom,leds@...0 {
+			status = "ok";
+
+			compatible = "qcom,leds-qpnp";
+			reg = <0xd300 0x100>;
+			label = "flash";
+			flash-boost-supply = <&pm8941_5vs1>;
+			torch-boost-supply = <&pm8941_5v>;
+			pm8941_flash0: qcom,flash_0 {
+				qcom,max-current = <1000>;
+				qcom,default-state = "off";
+				qcom,headroom = <3>;
+				qcom,duration = <1280>;
+				qcom,clamp-curr = <200>;
+				qcom,startup-dly = <3>;
+				qcom,safety-timer;
+				label = "flash";
+				linux,default-trigger =
+					"flash0_trigger";
+				qcom,id = <1>;
+				linux,name = "led:flash_0";
+				qcom,current = <620>;
+			};
+
+			pm8941_flash1: qcom,flash_1 {
+				qcom,max-current = <1000>;
+				qcom,default-state = "off";
+				qcom,headroom = <3>;
+				qcom,duration = <1280>;
+				qcom,clamp-curr = <200>;
+				qcom,startup-dly = <3>;
+				qcom,safety-timer;
+				linux,default-trigger =
+					"flash1_trigger";
+				label = "flash";
+				qcom,id = <2>;
+				linux,name = "led:flash_1";
+				qcom,current = <620>;
+			};
+
+			pm8941_torch: qcom,flash_torch {
+				qcom,max-current = <200>;
+				qcom,default-state = "off";
+				qcom,headroom = <0>;
+				qcom,startup-dly = <1>;
+				linux,default-trigger =
+					"torch_trigger";
+				label = "flash";
+				qcom,id = <2>;
+				linux,name = "led:flash_torch";
+				qcom,current = <90>;
+				qcom,torch-enable;
+			};
+		};
+	};
 };
-- 
2.29.2