arch/arm/boot/dts/qcom/pm8941.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/qcom/pm8941.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/qcom/pm8941.dtsi
Extension
.dtsi
Size
5402 bytes
Lines
257
Domain
Architecture Layer
Bucket
arch/arm
Inferred role
Architecture Layer: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/iio/qcom,spmi-vadc.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/spmi/spmi.h>


/ {
	thermal-zones {
		pm8941-thermal {
			polling-delay-passive = <100>;
			polling-delay = <0>;
			thermal-sensors = <&pm8941_temp>;

			trips {
				trip0 {
					temperature = <105000>;
					hysteresis = <2000>;
					type = "passive";
				};

				trip1 {
					temperature = <125000>;
					hysteresis = <2000>;
					type = "hot";
				};

				crit {
					temperature = <145000>;
					hysteresis = <2000>;
					type = "critical";
				};
			};
		};
	};
};

&spmi_bus {

	pm8941_0: pm8941@0 {
		compatible = "qcom,pm8941", "qcom,spmi-pmic";
		reg = <0x0 SPMI_USID>;
		#address-cells = <1>;
		#size-cells = <0>;

		rtc@6000 {
			compatible = "qcom,pm8941-rtc";
			reg = <0x6000>,
			      <0x6100>;
			reg-names = "rtc", "alarm";
			interrupts = <0x0 0x61 0x1 IRQ_TYPE_EDGE_RISING>;
		};

		pon@800 {
			compatible = "qcom,pm8941-pon";
			reg = <0x800>;

			pwrkey {
				compatible = "qcom,pm8941-pwrkey";
				interrupts = <0x0 0x8 0 IRQ_TYPE_EDGE_BOTH>;
				debounce = <15625>;
				bias-pull-up;
			};

			pm8941_resin: resin {
				compatible = "qcom,pm8941-resin";
				interrupts = <0x0 0x8 1 IRQ_TYPE_EDGE_BOTH>;
				debounce = <15625>;
				bias-pull-up;
				status = "disabled";
			};

Annotation

Implementation Notes