linux-kernel - [PATCH 08/20] arm64: dts: qcom: Add PMK8850 pmic dtsi

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Message-Id: <20250924-knp-dts-v1-8-3fdbc4b9e1b1@oss.qualcomm.com>
Date: Wed, 24 Sep 2025 17:17:25 -0700
From: Jingyi Wang <jingyi.wang@....qualcomm.com>
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>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, aiqun.yu@....qualcomm.com,
        tingwei.zhang@....qualcomm.com, trilok.soni@....qualcomm.com,
        yijie.yang@....qualcomm.com,
        Jingyi Wang <jingyi.wang@....qualcomm.com>,
        Jishnu Prakash <jishnu.prakash@....qualcomm.com>,
        Kamal Wadhwa <kamal.wadhwa@....qualcomm.com>
Subject: [PATCH 08/20] arm64: dts: qcom: Add PMK8850 pmic dtsi

From: Jishnu Prakash <jishnu.prakash@....qualcomm.com>

Add base DTS file for PMK8850 including PON, GPIO, RTC and SDAM nodes.

Signed-off-by: Jishnu Prakash <jishnu.prakash@....qualcomm.com>
Signed-off-by: Kamal Wadhwa <kamal.wadhwa@....qualcomm.com>
Signed-off-by: Jingyi Wang <jingyi.wang@....qualcomm.com>
---
 arch/arm64/boot/dts/qcom/pmk8850.dtsi | 66 +++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/pmk8850.dtsi b/arch/arm64/boot/dts/qcom/pmk8850.dtsi
new file mode 100644
index 000000000000..c19a98ca984b
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/pmk8850.dtsi
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/spmi/spmi.h>
+
+&spmi_bus0 {
+	pmic@0 {
+		compatible = "qcom,pmk8850", "qcom,spmi-pmic";
+		reg = <0x0 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		pmk8850_pon: pon@...0 {
+			compatible = "qcom,pmk8350-pon";
+			reg = <0x1300>, <0x800>;
+			reg-names = "hlos", "pbs";
+
+			pon_pwrkey: pwrkey {
+				compatible = "qcom,pmk8350-pwrkey";
+				interrupts = <0x0 0x13 0x7 IRQ_TYPE_EDGE_BOTH>;
+				linux,code = <KEY_POWER>;
+			};
+
+			pon_resin: resin {
+				compatible = "qcom,pmk8350-resin";
+				interrupts = <0x0 0x13 0x6 IRQ_TYPE_EDGE_BOTH>;
+				status = "disabled";
+			};
+		};
+
+		pmk8850_gpios: gpio@...0 {
+			compatible = "qcom,pmk8850-gpio", "qcom,spmi-gpio";
+			reg = <0xb800>;
+			gpio-controller;
+			gpio-ranges = <&pmk8850_gpios 0 0 8>;
+			#gpio-cells = <2>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
+		pmk8850_rtc: rtc@...0 {
+			compatible = "qcom,pmk8350-rtc";
+			reg = <0x6100>, <0x6200>;
+			reg-names = "rtc", "alarm";
+			interrupts = <0x0 0x62 0x1 IRQ_TYPE_EDGE_RISING>;
+		};
+
+		pmk8850_sdam_2: nvram@...0 {
+			compatible = "qcom,spmi-sdam";
+			reg = <0x7100>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0 0x7100 0x100>;
+
+			reboot_reason: reboot-reason@48 {
+				reg = <0x48 0x1>;
+				bits = <1 7>;
+			};
+		};
+	};
+};

-- 
2.25.1