linux-kernel - [PATCH 22/41] arm64: dts: qcom: pm660l: Add WLED support

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Date:   Fri, 26 Feb 2021 21:03:52 +0100
From:   Konrad Dybcio <konrad.dybcio@...ainline.org>
To:     phone-devel@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, martin.botka@...ainline.org,
        angelogioacchino.delregno@...ainline.org,
        marijn.suijten@...ainline.org,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Amit Kucheria <amitk@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 22/41] arm64: dts: qcom: pm660l: Add WLED support

This will enable backlight control on WLED-enabled devices.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@...ainline.org>
---
 arch/arm64/boot/dts/qcom/pm660l.dtsi | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/pm660l.dtsi b/arch/arm64/boot/dts/qcom/pm660l.dtsi
index edba6de02084..83cc92ba441d 100644
--- a/arch/arm64/boot/dts/qcom/pm660l.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm660l.dtsi
@@ -31,6 +31,23 @@ pmic@3 {
 		reg = <0x3 SPMI_USID>;
 		#address-cells = <1>;
 		#size-cells = <0>;
+
+		pm660l_wled: leds@...0 {
+			compatible = "qcom,pm660l-wled";
+			reg = <0xd800 0xd900>;
+			interrupts = <0x3 0xd8 0x1 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "ovp";
+			label = "backlight";
+
+			qcom,switching-freq = <800>;
+			qcom,ovp-millivolt = <29600>;
+			qcom,current-boost-limit = <970>;
+			qcom,current-limit-microamp = <20000>;
+			qcom,num-strings = <2>;
+			qcom,enabled-strings = <0 1>;
+
+			status = "disabled";
+		};
 	};
 };
 
-- 
2.30.1