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Message-Id: <20241211-msm8917-v8-1-197acc042036@mainlining.org>
Date: Wed, 11 Dec 2024 18:59:05 +0100
From: Barnabás Czémán <barnabas.czeman@...nlining.org>
To: Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Linus Walleij <linus.walleij@...aro.org>, Amit Kucheria <amitk@...nel.org>,
Thara Gopinath <thara.gopinath@...il.com>,
"Rafael J. Wysocki" <rafael@...nel.org>,
Daniel Lezcano <daniel.lezcano@...aro.org>, Zhang Rui <rui.zhang@...el.com>,
Lukasz Luba <lukasz.luba@....com>, Joerg Roedel <joro@...tes.org>,
Will Deacon <will@...nel.org>, Robin Murphy <robin.murphy@....com>,
Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
linux-pm@...r.kernel.org, iommu@...ts.linux.dev,
Barnabás Czémán <barnabas.czeman@...nlining.org>,
Dang Huynh <danct12@...eup.net>,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Subject: [PATCH v8 1/8] arm64: dts: qcom: Add PM8937 PMIC
From: Dang Huynh <danct12@...eup.net>
The PM8937 features integrated peripherals like ADC, GPIO controller,
MPPs, PON keys and others.
Add the device tree so that any boards with this PMIC can use it.
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Signed-off-by: Dang Huynh <danct12@...eup.net>
Signed-off-by: Barnabás Czémán <barnabas.czeman@...nlining.org>
---
arch/arm64/boot/dts/qcom/pm8937.dtsi | 150 +++++++++++++++++++++++++++++++++++
1 file changed, 150 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/pm8937.dtsi b/arch/arm64/boot/dts/qcom/pm8937.dtsi
new file mode 100644
index 0000000000000000000000000000000000000000..42b3575b36ff4d37df11ccb5ed68e965e3716300
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/pm8937.dtsi
@@ -0,0 +1,150 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2023, Dang Huynh <danct12@...eup.net>
+ */
+
+#include <dt-bindings/iio/qcom,spmi-vadc.h>
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/spmi/spmi.h>
+
+/ {
+ thermal-zones {
+ pm8937-thermal {
+ polling-delay-passive = <0>;
+ polling-delay = <0>;
+ thermal-sensors = <&pm8937_temp>;
+
+ trips {
+ trip0 {
+ temperature = <105000>;
+ hysteresis = <0>;
+ type = "passive";
+ };
+
+ trip1 {
+ temperature = <125000>;
+ hysteresis = <0>;
+ type = "hot";
+ };
+
+ trip2 {
+ temperature = <145000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+ };
+ };
+};
+
+&spmi_bus {
+ pmic@0 {
+ compatible = "qcom,pm8937", "qcom,spmi-pmic";
+ reg = <0x0 SPMI_USID>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pon@800 {
+ compatible = "qcom,pm8916-pon";
+ reg = <0x800>;
+ mode-bootloader = <0x2>;
+ mode-recovery = <0x1>;
+
+ pm8937_pwrkey: pwrkey {
+ compatible = "qcom,pm8941-pwrkey";
+ interrupts = <0 0x8 0 IRQ_TYPE_EDGE_BOTH>;
+ debounce = <15625>;
+ bias-pull-up;
+ linux,code = <KEY_POWER>;
+ };
+
+ pm8937_resin: resin {
+ compatible = "qcom,pm8941-resin";
+ interrupts = <0 0x8 1 IRQ_TYPE_EDGE_BOTH>;
+ debounce = <15625>;
+ bias-pull-up;
+ status = "disabled";
+ };
+ };
+
+ pm8937_gpios: gpio@...0 {
+ compatible = "qcom,pm8937-gpio", "qcom,spmi-gpio";
+ reg = <0xc000>;
+ gpio-controller;
+ gpio-ranges = <&pm8937_gpios 0 0 8>;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ pm8937_mpps: mpps@...0 {
+ compatible = "qcom,pm8937-mpp", "qcom,spmi-mpp";
+ reg = <0xa000>;
+ gpio-controller;
+ gpio-ranges = <&pm8937_mpps 0 0 4>;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ pm8937_temp: temp-alarm@...0 {
+ compatible = "qcom,spmi-temp-alarm";
+ reg = <0x2400>;
+ interrupts = <0 0x24 0 IRQ_TYPE_EDGE_RISING>;
+ io-channels = <&pm8937_vadc VADC_DIE_TEMP>;
+ io-channel-names = "thermal";
+ #thermal-sensor-cells = <0>;
+ };
+
+ pm8937_vadc: adc@...0 {
+ compatible = "qcom,spmi-vadc";
+ reg = <0x3100>;
+ interrupts = <0 0x31 0 IRQ_TYPE_EDGE_RISING>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ #io-channel-cells = <1>;
+
+ channel@8 {
+ reg = <VADC_DIE_TEMP>;
+ };
+
+ channel@9 {
+ reg = <VADC_REF_625MV>;
+ };
+
+ channel@a {
+ reg = <VADC_REF_1250MV>;
+ };
+
+ channel@c {
+ reg = <VADC_SPARE1>;
+ };
+
+ channel@e {
+ reg = <VADC_GND_REF>;
+ };
+
+ channel@f {
+ reg = <VADC_VDD_VADC>;
+ };
+ };
+
+ rtc@...0 {
+ compatible = "qcom,pm8941-rtc";
+ reg = <0x6000>, <0x6100>;
+ reg-names = "rtc", "alarm";
+ interrupts = <0x0 0x61 0x1 IRQ_TYPE_EDGE_RISING>;
+ };
+ };
+
+ pmic@1 {
+ compatible = "qcom,pm8937", "qcom,spmi-pmic";
+ reg = <0x1 SPMI_USID>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pm8937_spmi_regulators: regulators {
+ compatible = "qcom,pm8937-regulators";
+ };
+ };
+};
--
2.47.1
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