arch/arm/boot/dts/nxp/imx/imx7-colibri-iris-v2.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx7-colibri-iris-v2.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx7-colibri-iris-v2.dtsi
Extension
.dtsi
Size
1854 bytes
Lines
114
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-or-later OR MIT
/*
 * Copyright 2022 Toradex
 */

/ {
	reg_3v3_vmmc: regulator-3v3-vmmc {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio5 16 GPIO_ACTIVE_HIGH>; /* SODIMM 100 */
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "3v3_vmmc";
		startup-delay-us = <100>;
	};
};

/* Colibri AD0 to AD3 */
&adc1 {
	status = "okay";
};

/* Colibri SSP */
&ecspi3 {
	status = "okay";
};

/* Colibri Fast Ethernet */
&fec1 {
	status = "okay";
};

&gpio2 {
	/*
	 * uart_b_c_on_x14_enable turns the UART transceiver for UART2 and 5 on. If one wants to
	 * turn the transceiver off, that property has to be deleted and the gpio handled in
	 * userspace.
	 * The same applies to uart_a_on_x13_enable where the UART_A transceiver is turned on.
	 */
	uart-b-c-on-x14-enable-hog {
		gpio-hog;
		gpios = <27 GPIO_ACTIVE_HIGH>; /* SODIMM 104 */
		output-high;
	};
};

&gpio5 {
	uart-a-on-x13-enable-hog {
		gpio-hog;
		gpios = <17 GPIO_ACTIVE_HIGH>; /* SODIMM 102 */
		output-high;
	};
};

/* Colibri I2C: I2C3_SDA/SCL on SODIMM 194/196 */
&i2c4 {
	status = "okay";
};

/* Colibri PWM<A> */
&pwm1 {
	status = "okay";
};

/* Colibri PWM<B> */
&pwm2 {
	status = "okay";
};

/* Colibri PWM<C> */

Annotation

Implementation Notes