arch/arm64/boot/dts/freescale/imx8mm-innocomm-wb15.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8mm-innocomm-wb15.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8mm-innocomm-wb15.dtsi
Extension
.dtsi
Size
11698 bytes
Lines
478
Domain
Architecture Layer
Bucket
arch/arm64
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+ OR MIT)
/*
 * Copyright 2018 Bang & Olufsen
 */

#include "imx8mm.dtsi"
#include <dt-bindings/phy/phy-imx8-pcie.h>

/ {
	reg_modem: regulator-modem {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_modem_regulator>;
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-name = "epdev_on";
		gpio = <&gpio3 16 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		regulator-always-on;
	};

	reg_3v3_out: regulator-3v3-out {
		compatible = "regulator-fixed";
		regulator-name = "3V3_OUT";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};
};

&cpu_alert0 {
	temperature = <95000>;
};

&cpu_crit0 {
	temperature = <105000>;
};

&ddrc {
	operating-points-v2 = <&ddrc_opp_table>;

	ddrc_opp_table: opp-table {
		compatible = "operating-points-v2";

		opp-25000000 {
			opp-hz = /bits/ 64 <25000000>;
		};

		opp-100000000 {
			opp-hz = /bits/ 64 <100000000>;
		};

		opp-600000000 {
			opp-hz = /bits/ 64 <600000000>;
		};
	};
};

&i2c1 {
	clock-frequency = <100000>;
	pinctrl-names = "default", "gpio";
	pinctrl-0 = <&pinctrl_i2c1>;
	pinctrl-1 = <&pinctrl_i2c1_gpio>;
	scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
	sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
	status = "okay";

	pmic@4b {
		compatible = "rohm,bd71847";
		reg = <0x4b>;
		pinctrl-0 = <&pinctrl_pmic>;

Annotation

Implementation Notes