arch/arm/boot/dts/allwinner/sun4i-a10-dserve-dsrv9703c.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/sun4i-a10-dserve-dsrv9703c.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun4i-a10-dserve-dsrv9703c.dts
Extension
.dts
Size
5219 bytes
Lines
219
Domain
Architecture Layer
Bucket
arch/arm
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

/dts-v1/;
#include "sun4i-a10.dtsi"
#include "sunxi-common-regulators.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pwm/pwm.h>

/ {
	model = "Dserve DSRV9703C";
	compatible = "dserve,dsrv9703c", "allwinner,sun4i-a10";

	aliases {
		serial0 = &uart0;
	};

	backlight: backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
		brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
		default-brightness-level = <8>;
		enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
		power-supply = <&reg_vcc3v3>;
	};

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

	haptics {
		compatible = "regulator-haptic";
		haptic-supply = <&reg_motor>;
		min-microvolt = <3000000>;
		max-microvolt = <3000000>;
	};

	reg_motor: reg-motor {
		compatible = "regulator-fixed";
		regulator-name = "vcc-motor";
		regulator-min-microvolt = <3000000>;
		regulator-max-microvolt = <3000000>;
		enable-active-high;
		gpio = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */
	};
};

&codec {
	allwinner,pa-gpios = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
	status = "okay";
};

&cpu0 {
	cpu-supply = <&reg_dcdc2>;
};

&ehci1 {
	status = "okay";
};

&i2c0 {
	status = "okay";

	axp209: pmic@34 {
		reg = <0x34>;
		interrupts = <0>;
	};
};

#include "axp209.dtsi"

Annotation

Implementation Notes