arch/arm64/boot/dts/qcom/sc7180-idp.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/sc7180-idp.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/sc7180-idp.dts
Extension
.dts
Size
15096 bytes
Lines
765
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: BSD-3-Clause
/*
 * SC7180 IDP board device tree source
 *
 * Copyright (c) 2019, The Linux Foundation. All rights reserved.
 */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
#include "sc7180.dtsi"
#include "sc7180-firmware-tfa.dtsi"
#include "pm6150.dtsi"
#include "pm6150l.dtsi"

/ {
	model = "Qualcomm Technologies, Inc. SC7180 IDP";
	compatible = "qcom,sc7180-idp", "qcom,sc7180";

	aliases {
		bluetooth0 = &bluetooth;
		hsuart0 = &uart3;
		serial0 = &uart8;
		wifi0 = &wifi;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};
};

/*
 * Reserved memory changes
 *
 * Delete all unused memory nodes and define the peripheral memory regions
 * required by the board dts.
 *
 */

/delete-node/ &gpu_zap_shader;
/delete-node/ &hyp_mem;
/delete-node/ &xbl_mem;
/delete-node/ &aop_mem;
/delete-node/ &sec_apps_mem;
/delete-node/ &tz_mem;

/* Increase the size from 2MB to 8MB */
&rmtfs_mem {
	reg = <0x0 0x94600000 0x0 0x800000>;
};

/ {
	reserved-memory {
		atf_mem: memory@80b00000 {
			reg = <0x0 0x80b00000 0x0 0x100000>;
			no-map;
		};

		mpss_mem: memory@86000000 {
			reg = <0x0 0x86000000 0x0 0x8c00000>;
			no-map;
		};

		camera_mem: memory@8ec00000 {
			reg = <0x0 0x8ec00000 0x0 0x500000>;
			no-map;
		};

Annotation

Implementation Notes