arch/arm64/boot/dts/qcom/msm8953-xiaomi-daisy.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/msm8953-xiaomi-daisy.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/msm8953-xiaomi-daisy.dts
Extension
.dts
Size
6488 bytes
Lines
327
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) 2022, Alejandro Tafalla
 */
/dts-v1/;

#include "msm8953.dtsi"
#include "pm8953.dtsi"
#include "pmi8950.dtsi"

/delete-node/ &adsp_fw_mem;
/delete-node/ &qseecom_mem;
/delete-node/ &wcnss_fw_mem;

/ {
	model = "Xiaomi Mi A2 Lite";
	compatible = "xiaomi,daisy", "qcom,msm8953";
	chassis-type = "handset";
	qcom,msm-id = <293 0>;
	qcom,board-id = <0x1000b 0x9>;

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

		framebuffer@90001000 {
			compatible = "simple-framebuffer";
			reg = <0 0x90001000 0 (1920 * 2280 * 3)>;

			width = <1080>;
			height = <2280>;
			stride = <(1080 * 3)>;
			format = "r8g8b8";

			power-domains = <&gcc MDSS_GDSC>;

			clocks = <&gcc GCC_MDSS_AHB_CLK>,
				 <&gcc GCC_MDSS_AXI_CLK>,
				 <&gcc GCC_MDSS_VSYNC_CLK>,
				 <&gcc GCC_MDSS_MDP_CLK>,
				 <&gcc GCC_MDSS_BYTE0_CLK>,
				 <&gcc GCC_MDSS_PCLK0_CLK>,
				 <&gcc GCC_MDSS_ESC0_CLK>;
		};
	};

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

		pinctrl-names = "default";
		pinctrl-0 = <&gpio_key_default>;

		key-volume-up {
			label = "Volume Up";
			gpios = <&tlmm 85 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_VOLUMEUP>;
		};
	};

	reserved-memory {
		qseecom_mem: qseecom@84a00000 {
			reg = <0x0 0x84a00000 0x0 0x1900000>;
			no-map;
		};

		adsp_fw_mem: adsp@8d600000 {
			reg = <0x0 0x8d600000 0x0 0x1200000>;
			no-map;
		};

Annotation

Implementation Notes