arch/arm64/boot/dts/qcom/msm8916-samsung-fortuna-common.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/msm8916-samsung-fortuna-common.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/msm8916-samsung-fortuna-common.dtsi
Extension
.dtsi
Size
9548 bytes
Lines
497
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-only

#include "msm8916-pm8916.dtsi"
#include "msm8916-modem-qdsp6.dtsi"

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>

/ {
	aliases {
		mmc0 = &sdhc_1; /* eMMC */
		mmc1 = &sdhc_2; /* SD card */
		serial0 = &blsp_uart2;
	};

	chosen {
		stdout-path = "serial0";
	};

	reserved-memory {
		/* Additional memory used by Samsung firmware modifications */
		tz-apps@85a00000 {
			reg = <0x0 0x85a00000 0x0 0x600000>;
			no-map;
		};
	};

	battery: battery {
		compatible = "simple-battery";
		precharge-current-microamp = <450000>;
		precharge-upper-limit-microvolt = <3500000>;
	};

	clk_pwm_backlight: backlight {
		compatible = "pwm-backlight";
		pwms = <&clk_pwm 0 100000>;

		enable-gpios = <&tlmm 98 GPIO_ACTIVE_HIGH>;

		brightness-levels = <0 255>;
		num-interpolated-steps = <255>;
		default-brightness-level = <128>;

		pinctrl-0 = <&backlight_en_default>;
		pinctrl-names = "default";
	};

	clk_pwm: pwm {
		compatible = "clk-pwm";
		#pwm-cells = <2>;

		clocks = <&gcc GCC_GP2_CLK>;

		pinctrl-0 = <&backlight_pwm_default>;
		pinctrl-names = "default";
	};

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

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

		label = "GPIO Buttons";

		button-volume-up {
			label = "Volume Up";
			gpios = <&tlmm 107 GPIO_ACTIVE_LOW>;

Annotation

Implementation Notes