arch/arm64/boot/dts/qcom/purwa.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/purwa.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/purwa.dtsi
Extension
.dtsi
Size
5854 bytes
Lines
259
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
/*
 * Copyright (c) 2025 Qualcomm Innovation Center, Inc. All rights reserved.
 */

/* X1P42100 is heavily based on hamoa, with some meaningful differences */
#include "hamoa.dtsi"

/delete-node/ &bwmon_cluster0;
/delete-node/ &cluster_pd2;
/delete-node/ &cpu_map_cluster2;
/delete-node/ &cpu8;
/delete-node/ &cpu9;
/delete-node/ &cpu10;
/delete-node/ &cpu11;
/delete-node/ &cpu_pd8;
/delete-node/ &cpu_pd9;
/delete-node/ &cpu_pd10;
/delete-node/ &cpu_pd11;
/delete-node/ &gpu_opp_table;
/delete-node/ &gpu_speed_bin;
/delete-node/ &pcie3_phy;
/delete-node/ &thermal_aoss3;
/delete-node/ &thermal_cpu2_0_btm;
/delete-node/ &thermal_cpu2_0_top;
/delete-node/ &thermal_cpu2_1_btm;
/delete-node/ &thermal_cpu2_1_top;
/delete-node/ &thermal_cpu2_2_btm;
/delete-node/ &thermal_cpu2_2_top;
/delete-node/ &thermal_cpu2_3_btm;
/delete-node/ &thermal_cpu2_3_top;
/delete-node/ &thermal_cpuss2_btm;
/delete-node/ &thermal_cpuss2_top;
/delete-node/ &thermal_gpuss_4;
/delete-node/ &thermal_gpuss_5;
/delete-node/ &thermal_gpuss_6;
/delete-node/ &thermal_gpuss_7;

&gcc {
	compatible = "qcom,x1p42100-gcc", "qcom,x1e80100-gcc";
};

&gmu {
	compatible = "qcom,adreno-gmu-x145.0", "qcom,adreno-gmu";
};

&gpu {
	compatible = "qcom,adreno-43030c00", "qcom,adreno";

	nvmem-cells = <&gpu_speed_bin>;
	nvmem-cell-names = "speed_bin";

	gpu_opp_table: opp-table {
		compatible = "operating-points-v2-adreno", "operating-points-v2";

		opp-1400000000 {
			opp-hz = /bits/ 64 <1400000000>;
			opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L4>;
			opp-peak-kBps = <16500000>;
			qcom,opp-acd-level = <0xa8295ffd>;
			opp-supported-hw = <0x3>;
		};

		opp-1250000000 {
			opp-hz = /bits/ 64 <1250000000>;
			opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L3>;
			opp-peak-kBps = <16500000>;
			qcom,opp-acd-level = <0x882a5ffd>;
			opp-supported-hw = <0x7>;
		};

Annotation

Implementation Notes