arch/arm64/boot/dts/freescale/imx8qm-apalis.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8qm-apalis.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8qm-apalis.dtsi
Extension
.dtsi
Size
6759 bytes
Lines
334
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 "imx8qm-apalis-v1.1.dtsi"

/ {
	model = "Toradex Apalis iMX8QM";
};

&ethphy0 {
	interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
};

/*
 * Apalis iMX8QM V1.0 has PHY KSZ9031. the Micrel PHY driver
 * doesn't support setting internal PHY delay for TXC line for
 * this PHY model. Use delay on MAC side instead.
 */
&fec1 {
	phy-mode = "rgmii-rxid";
};

&hsio_refa_clk {
	enable-gpios = <&lsio_gpio4 27 GPIO_ACTIVE_HIGH>;
};

/* TODO: Apalis HDMI1 */

/* Apalis I2C2 (DDC) */
&i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_lpi2c0>;
	#address-cells = <1>;
	#size-cells = <0>;
	clock-frequency = <100000>;
};

&lsio_gpio0 {
	gpio-line-names = "MXM3_279",
			  "MXM3_277",
			  "MXM3_135",
			  "MXM3_203",
			  "MXM3_201",
			  "MXM3_275",
			  "MXM3_110",
			  "MXM3_120",
			  "MXM3_1/GPIO1",
			  "MXM3_3/GPIO2",
			  "MXM3_124",
			  "MXM3_122",
			  "MXM3_5/GPIO3",
			  "MXM3_7/GPIO4",
			  "",
			  "",
			  "MXM3_4",
			  "MXM3_211",
			  "MXM3_209",
			  "MXM3_2",
			  "MXM3_136",
			  "MXM3_134",
			  "MXM3_6",
			  "MXM3_8",
			  "MXM3_112",
			  "MXM3_118",
			  "MXM3_114",
			  "MXM3_116";
};

Annotation

Implementation Notes