arch/arm/boot/dts/allwinner/sun6i-a31s-yones-toptech-bs1078-v2.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/sun6i-a31s-yones-toptech-bs1078-v2.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun6i-a31s-yones-toptech-bs1078-v2.dts
Extension
.dts
Size
4364 bytes
Lines
183
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 "sun6i-a31s.dtsi"
#include "sunxi-common-regulators.dtsi"

#include <dt-bindings/gpio/gpio.h>

/ {
	model = "Yones TopTech BS1078 v2 Tablet";
	compatible = "yones-toptech,bs1078-v2", "allwinner,sun6i-a31s";

	aliases {
		serial0 = &uart0;
		i2c1 = &i2c1;
		i2c2 = &i2c2;
	};

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

&i2c1 {
	status = "okay";
};

&i2c2 {
	status = "okay";
};

&ehci0 {
	status = "okay";
};

&ehci1 {
	status = "okay";
};

&ohci0 {
	status = "okay";
};

&ohci1 {
	status = "okay";
};

&mmc0 {
	vmmc-supply = <&reg_vcc3v0>;
	bus-width = <4>;
	cd-gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
	status = "okay";
};

&p2wi {
	status = "okay";

	axp22x: pmic@68 {
		compatible = "x-powers,axp221";
		reg = <0x68>;
		interrupt-parent = <&r_intc>;
		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
	};
};

#include "axp22x.dtsi"

&reg_aldo3 {
	regulator-always-on;
	regulator-min-microvolt = <2700000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "avcc";

Annotation

Implementation Notes