arch/arm/boot/dts/samsung/exynos5422-odroid-core.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/samsung/exynos5422-odroid-core.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/samsung/exynos5422-odroid-core.dtsi
Extension
.dtsi
Size
21209 bytes
Lines
1073
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
/*
 * Hardkernel Odroid XU3/XU3-Lite/XU4/HC1 boards core device tree source
 *
 * Copyright (c) 2017 Marek Szyprowski
 * Copyright (c) 2013-2017 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 */

#include <dt-bindings/clock/samsung,s2mps11.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/gpio/gpio.h>
#include "exynos5800.dtsi"
#include "exynos5422-cpus.dtsi"

/ {
	memory@40000000 {
		device_type = "memory";
		reg = <0x40000000 0x7ea00000>;
	};

	aliases {
		mmc2 = &mmc_2;
	};

	chosen {
		stdout-path = "serial2:115200n8";
	};

	firmware@2073000 {
		compatible = "samsung,secure-firmware";
		reg = <0x02073000 0x1000>;
	};

	fixed-rate-clocks {
		oscclk {
			compatible = "samsung,exynos5420-oscclk";
			clock-frequency = <24000000>;
		};
	};

	bus_wcore_opp_table: opp-table-2 {
		compatible = "operating-points-v2";

		/* derived from 532MHz MPLL */
		opp00 {
			opp-hz = /bits/ 64 <88700000>;
			opp-microvolt = <925000 925000 1400000>;
		};
		opp01 {
			opp-hz = /bits/ 64 <133000000>;
			opp-microvolt = <950000 950000 1400000>;
		};
		opp02 {
			opp-hz = /bits/ 64 <177400000>;
			opp-microvolt = <950000 950000 1400000>;
		};
		opp03 {
			opp-hz = /bits/ 64 <266000000>;
			opp-microvolt = <950000 950000 1400000>;
		};
		opp04 {
			opp-hz = /bits/ 64 <532000000>;
			opp-microvolt = <1000000 1000000 1400000>;
		};
	};

	bus_noc_opp_table: opp-table-3 {
		compatible = "operating-points-v2";

Annotation

Implementation Notes