linux-kernel - [PATCH 2/3] arm64: dts: qcom: pm8916: Add BMS and charger

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Message-Id: <20230916-pm8916-dtsi-bms-lbc-v1-2-7db0b42f9fb1@trvn.ru>
Date:   Sat, 16 Sep 2023 18:57:05 +0500
From:   Nikita Travkin <nikita@...n.ru>
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,
        ~postmarketos/upstreaming@...ts.sr.ht,
        Nikita Travkin <nikita@...n.ru>
Subject: [PATCH 2/3] arm64: dts: qcom: pm8916: Add BMS and charger

pm8916 contains some hardware blocks for battery powered devices:

- VM-BMS: Battery voltage monitoring block.
- LBC: Linear battery charger.

Add them to the pmic dtsi so the devices that make use of those blocks
can enable them.

Signed-off-by: Nikita Travkin <nikita@...n.ru>
---
 arch/arm64/boot/dts/qcom/pm8916.dtsi | 48 ++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/pm8916.dtsi b/arch/arm64/boot/dts/qcom/pm8916.dtsi
index 223442f909f1..24690cfdabb6 100644
--- a/arch/arm64/boot/dts/qcom/pm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8916.dtsi
@@ -41,6 +41,35 @@ watchdog {
 			};
 		};
 
+		pm8916_charger: charger@...0 {
+			compatible = "qcom,pm8916-lbc";
+			reg = <0x1000>, <0x1200>, <0x1300>, <0x1600>;
+			reg-names = "chgr", "bat_if", "usb", "misc";
+
+			interrupts = <0x0 0x10 0 IRQ_TYPE_EDGE_BOTH>,
+				     <0x0 0x10 5 IRQ_TYPE_EDGE_BOTH>,
+				     <0x0 0x10 6 IRQ_TYPE_EDGE_BOTH>,
+				     <0x0 0x10 7 IRQ_TYPE_EDGE_BOTH>,
+				     <0x0 0x12 0 IRQ_TYPE_EDGE_BOTH>,
+				     <0x0 0x12 1 IRQ_TYPE_EDGE_BOTH>,
+				     <0x0 0x13 0 IRQ_TYPE_EDGE_BOTH>,
+				     <0x0 0x13 1 IRQ_TYPE_EDGE_BOTH>,
+				     <0x0 0x13 2 IRQ_TYPE_EDGE_BOTH>,
+				     <0x0 0x13 4 IRQ_TYPE_EDGE_BOTH>;
+			interrupt-names = "vbat_det",
+					  "fast_chg",
+					  "chg_fail",
+					  "chg_done",
+					  "bat_pres",
+					  "temp_ok",
+					  "coarse_det",
+					  "usb_vbus",
+					  "chg_gone",
+					  "overtemp";
+
+			status = "disabled";
+		};
+
 		pm8916_usbin: usb-detect@...0 {
 			compatible = "qcom,pm8941-misc";
 			reg = <0x1300>;
@@ -91,6 +120,25 @@ channel@f {
 			};
 		};
 
+		pm8916_bms: battery@...0 {
+			compatible = "qcom,pm8916-bms-vm";
+			reg = <0x4000>;
+			interrupts = <0x0 0x40 0 IRQ_TYPE_EDGE_RISING>,
+				     <0x0 0x40 1 IRQ_TYPE_EDGE_RISING>,
+				     <0x0 0x40 2 IRQ_TYPE_EDGE_RISING>,
+				     <0x0 0x40 3 IRQ_TYPE_EDGE_RISING>,
+				     <0x0 0x40 4 IRQ_TYPE_EDGE_RISING>,
+				     <0x0 0x40 5 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "cv_leave",
+					  "cv_enter",
+					  "ocv_good",
+					  "ocv_thr",
+					  "fifo",
+					  "state_chg";
+
+			status = "disabled";
+		};
+
 		rtc@...0 {
 			compatible = "qcom,pm8941-rtc";
 			reg = <0x6000>, <0x6100>;

-- 
2.41.0