arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
Extension
.dtsi
Size
16467 bytes
Lines
641
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-only
/*
 * Copyright (c) Siemens AG, 2018-2024
 *
 * Authors:
 *   Le Jin <le.jin@siemens.com>
 *   Jan Kiszka <jan.kiszka@siemens.com>
 *
 * Common bits of the IOT2050 Basic and Advanced variants, PG1 and PG2
 */

#include <dt-bindings/leds/common.h>
#include <dt-bindings/phy/phy.h>
#include <dt-bindings/net/ti-dp83867.h>

/ {
	aliases {
		serial0 = &wkup_uart0;
		serial1 = &mcu_uart0;
		serial2 = &main_uart0;
		serial3 = &main_uart1;
		i2c0 = &wkup_i2c0;
		i2c1 = &mcu_i2c0;
		i2c2 = &main_i2c0;
		i2c3 = &main_i2c1;
		i2c4 = &main_i2c2;
		i2c5 = &main_i2c3;
		spi0 = &mcu_spi0;
		mmc0 = &sdhci1;
		mmc1 = &sdhci0;
		ethernet1 = &icssg0_emac0;
		ethernet2 = &icssg0_emac1;
	};

	chosen {
		stdout-path = "serial3:115200n8";
	};

	reserved_memory: reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		secure_ddr: secure-ddr@9e800000 {
			reg = <0 0x9e800000 0 0x01800000>; /* for OP-TEE */
			alignment = <0x1000>;
			no-map;
		};

		mcu_r5fss0_core0_dma_memory_region: memory@a0000000 {
			compatible = "shared-dma-pool";
			reg = <0 0xa0000000 0 0x100000>;
			no-map;
		};

		mcu_r5fss0_core0_memory_region: memory@a0100000 {
			compatible = "shared-dma-pool";
			reg = <0 0xa0100000 0 0xf00000>;
			no-map;
		};

		/* To reserve the power-on(PON) reason for watchdog reset */
		wdt_reset_memory_region: wdt-memory@a2200000 {
			reg = <0x00 0xa2200000 0x00 0x1000>;
			no-map;
		};
	};

	leds {
		compatible = "gpio-leds";

Annotation

Implementation Notes