arch/arm64/boot/dts/freescale/imx8mn-vhip4-evalboard-v2-overlay-adin1300.dtso

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8mn-vhip4-evalboard-v2-overlay-adin1300.dtso

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8mn-vhip4-evalboard-v2-overlay-adin1300.dtso
Extension
.dtso
Size
1567 bytes
Lines
61
Domain
Architecture Layer
Bucket
arch/arm64
Inferred role
Architecture Layer: arch/arm64
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 2024 Fedor Ross <fedor.ross@ifm.com>
 */

/dts-v1/;
/plugin/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include "imx8mn-pinfunc.h"

&fec1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_fec1>;
	phy-handle = <&ethphy0>;
	phy-mode = "rgmii-id";
	status = "okay";

	mdio {
		#address-cells = <1>;
		#size-cells = <0>;

		ethphy0: ethernet-phy@0 {
			reg = <0>;

			adi,rx-internal-delay-ps = <1800>;
			adi,tx-internal-delay-ps = <2200>;
			interrupts-extended = <&gpio4 31 IRQ_TYPE_LEVEL_LOW>;
			reset-gpios = <&gpio4 28 GPIO_ACTIVE_LOW>;
			reset-assert-us = <10000>;
			reset-deassert-us = <10000>;
		};
	};
};

&iomuxc {
	pinctrl_fec1: fec1-grp {
		fsl,pins = <
			MX8MN_IOMUXC_ENET_MDC_ENET1_MDC			0x16
			MX8MN_IOMUXC_ENET_MDIO_ENET1_MDIO		0x96
			MX8MN_IOMUXC_ENET_TD3_ENET1_RGMII_TD3		0x16
			MX8MN_IOMUXC_ENET_TD2_ENET1_RGMII_TD2		0x16
			MX8MN_IOMUXC_ENET_TD1_ENET1_RGMII_TD1		0x16
			MX8MN_IOMUXC_ENET_TD0_ENET1_RGMII_TD0		0x16
			MX8MN_IOMUXC_ENET_RD3_ENET1_RGMII_RD3		0x96
			MX8MN_IOMUXC_ENET_RD2_ENET1_RGMII_RD2		0x96
			MX8MN_IOMUXC_ENET_RD1_ENET1_RGMII_RD1		0x96
			MX8MN_IOMUXC_ENET_RD0_ENET1_RGMII_RD0		0x96
			MX8MN_IOMUXC_ENET_TXC_ENET1_RGMII_TXC		0x16
			MX8MN_IOMUXC_ENET_RXC_ENET1_RGMII_RXC		0x96
			MX8MN_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL	0x96
			MX8MN_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL	0x16
			/* nRST */
			MX8MN_IOMUXC_SAI3_RXFS_GPIO4_IO28		0x156
			/* nIRQ */
			MX8MN_IOMUXC_SAI3_TXFS_GPIO4_IO31		0x1d6
		>;
	};
};

Annotation

Implementation Notes