arch/arm64/boot/dts/freescale/imx8x-colibri-iris.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8x-colibri-iris.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8x-colibri-iris.dtsi
Extension
.dtsi
Size
2502 bytes
Lines
151
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 2018-2021 Toradex
 */

/ {
	aliases {
		rtc0 = &rtc_i2c;
		rtc1 = &rtc;
	};

	reg_3v3: regulator-3v3 {
		compatible = "regulator-fixed";
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "3.3V";
	};
};

/* Colibri Analogue Inputs */
&adc0 {
	status = "okay";
};

/* Colibri PWM_A */
&adma_pwm {
	status = "okay";
};

&colibri_gpio_keys {
	status = "okay";
};

&extcon_usbc_det {
	status = "okay";
};

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

/* Colibri I2C */
&i2c1 {
	status = "okay";

	/* M41T0M6 real time clock on carrier board */
	rtc_i2c: rtc@68 {
		compatible = "st,m41t0";
		reg = <0x68>;
	};
};

&iomuxc {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gpio_iris>;

	pinctrl_gpio_iris: gpioirisgrp {
		fsl,pins = <IMX8QXP_QSPI0B_DATA3_LSIO_GPIO3_IO21	0x20>,		/* SODIMM  98 */
			   <IMX8QXP_USB_SS3_TC1_LSIO_GPIO4_IO04		0x20>,		/* SODIMM 133 */
			   <IMX8QXP_SAI0_TXD_LSIO_GPIO0_IO25		0x20>,		/* SODIMM 103 */
			   <IMX8QXP_SAI0_TXFS_LSIO_GPIO0_IO28		0x20>,		/* SODIMM 101 */
			   <IMX8QXP_SAI0_RXD_LSIO_GPIO0_IO27		0x20>,		/* SODIMM  97 */
			   <IMX8QXP_ENET0_RGMII_RXC_LSIO_GPIO5_IO03	0x06000020>,	/* SODIMM  85 */
			   <IMX8QXP_SAI0_TXC_LSIO_GPIO0_IO26		0x20>;		/* SODIMM  79 */
	};

	pinctrl_uart1_forceoff: uart1forceoffgrp {
		fsl,pins = <IMX8QXP_QSPI0A_SS0_B_LSIO_GPIO3_IO14	0x20>;	/* SODIMM 22 */
	};

Annotation

Implementation Notes