arch/arm64/boot/dts/exynos/exynos990-r8s.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/exynos/exynos990-r8s.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/exynos/exynos990-r8s.dts
Extension
.dts
Size
2767 bytes
Lines
132
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 BSD-3-Clause
/*
 * Samsung Galaxy S20 FE (r8s/SM-G780F) device tree source
 *
 * Copyright (c) 2024, Denzeel Oliva <wachiturroxd150@gmail.com>
 */

/dts-v1/;
#include "exynos990.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	model = "Samsung Galaxy S20 FE";
	compatible = "samsung,r8s", "samsung,exynos990";

	#address-cells = <2>;
	#size-cells = <2>;

	chosen {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		framebuffer0: framebuffer@f1000000 {
			compatible = "simple-framebuffer";
			reg = <0 0xf1000000 0 (1080 * 2400 * 4)>;
			width = <1080>;
			height = <2400>;
			stride = <(1080 * 4)>;
			format = "a8r8g8b8";
		};
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x0 0x80000000 0x0 0x3ab00000>,
		      /* Memory hole */
		      <0x0 0xc1200000 0x0 0x1ee00000>,
		      /* Memory hole */
		      <0x0 0xe1900000 0x0 0x1e700000>,
		      /* Memory hole - last block */
		      <0x8 0x80000000 0x0 0xc0000000>;
	};

	/* TODO: Remove this once PMIC is implemented */
	reg_dummy: regulator-0 {
		compatible = "regulator-fixed";
		regulator-name = "dummy_reg";
	};

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

		cont_splash_mem: framebuffer@f1000000 {
			reg = <0 0xf1000000 0 0x13c6800>;
			no-map;
		};

		abox_reserved: audio@f7fb0000 {
			reg = <0 0xf7fb0000 0 0x2a50000>;
			no-map;
		};
	};

	gpio-keys {
		compatible = "gpio-keys";

Annotation

Implementation Notes