arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi

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

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
Extension
.dtsi
Size
35374 bytes
Lines
1341
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-later OR MIT
/*
 * Copyright 2022 Toradex
 */

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

/ {
	chosen {
		stdout-path = &uart1;
	};

	aliases {
		rtc0 = &rtc_i2c;
		rtc1 = &snvs_rtc;
	};

	/* Fixed clock dedicated to SPI CAN controller */
	clk40m: oscillator {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <40000000>;
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_gpio_keys>;

		key-wakeup {
			debounce-interval = <10>;
			/* Verdin CTRL_WAKE1_MICO# (SODIMM 252) */
			gpios = <&gpio4 28 GPIO_ACTIVE_LOW>;
			label = "Wake-Up";
			linux,code = <KEY_WAKEUP>;
			wakeup-source;
		};
	};

	hdmi_connector: hdmi-connector {
		compatible = "hdmi-connector";
		ddc-i2c-bus = <&i2c2>;
		/* Verdin PWM_3_DSI (SODIMM 19) */
		hpd-gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
		label = "hdmi";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_pwm_3_dsi_hpd_gpio>;
		type = "a";
		status = "disabled";
	};

	/* Carrier Board Supplies */
	reg_1p8v: regulator-1p8v {
		compatible = "regulator-fixed";
		regulator-max-microvolt = <1800000>;
		regulator-min-microvolt = <1800000>;
		regulator-name = "+V1.8_SW";
	};

	reg_3p3v: regulator-3p3v {
		compatible = "regulator-fixed";
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "+V3.3_SW";
	};

	reg_5p0v: regulator-5p0v {

Annotation

Implementation Notes