linux-kernel - [PATCH] arm64: dts: qcom: msm8916-gplus-fl8005a: Add BMS

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Message-ID: <20240621141319.347088-1-linmengbo06890@proton.me>
Date: Fri, 21 Jun 2024 14:13:33 +0000
From: "Lin, Meng-Bo" <linmengbo06890@...ton.me>
To: linux-kernel@...r.kernel.org
Cc: 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>, Stephan Gerhold <stephan@...hold.net>, Nikita Travkin <nikita@...n.ru>, linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht
Subject: [PATCH] arm64: dts: qcom: msm8916-gplus-fl8005a: Add BMS

There is PM8916 Battery voltage monitor on GPLUS FL8005A.
Add PM8916 BMS and the battery to the device tree.

Signed-off-by: "Lin, Meng-Bo" <linmengbo06890@...ton.me>
---
 .../boot/dts/qcom/msm8916-gplus-fl8005a.dts   | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts b/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
index e6ed5544a11b..f7be7e371820 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
+++ b/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
@@ -24,6 +24,28 @@ chosen {
 		stdout-path = "serial0";
 	};
 
+	battery: battery {
+		compatible = "simple-battery";
+		device-chemistry = "lithium-ion-polymer";
+		voltage-min-design-microvolt = <3700000>;
+		voltage-max-design-microvolt = <4200000>;
+		energy-full-design-microwatt-hours = <13690000>;
+		charge-full-design-microamp-hours = <3700000>;
+
+		ocv-capacity-celsius = <25>;
+		ocv-capacity-table-0 =
+			<4186000 100>, <4126000 95>, <4078000 90>,
+			<4036000 85>, <3997000 80>, <3962000 75>,
+			<3932000 70>, <3904000 65>, <3874000 60>,
+			<3839000 55>, <3809000 50>, <3792000 45>,
+			<3780000 40>, <3772000 35>, <3764000 30>,
+			<3752000 25>, <3731000 20>, <3704000 16>,
+			<3677000 13>, <3670000 11>, <3668000 10>,
+			<3666000 9>, <3662000 8>, <3658000 7>, <3648000 6>,
+			<3624000 5>, <3580000 4>, <3518000 3>, <3434000 2>,
+			<3310000 1>, <3000000 0>;
+	};
+
 	flash-led-controller {
 		/* Actually qcom,leds-gpio-flash */
 		compatible = "sgmicro,sgm3140";
@@ -116,6 +138,11 @@ &mpss_mem {
 	reg = <0x0 0x86800000 0x0 0x5000000>;
 };
 
+&pm8916_bms {
+	monitored-battery = <&battery>;
+	status = "okay";
+};
+
 &pm8916_codec {
 	qcom,micbias-lvl = <2800>;
 	qcom,mbhc-vthreshold-low = <150 180 237 450 500>;
-- 
2.39.2