arch/mips/boot/dts/ingenic/cu1830-neo.dts

Source file repositories/reference/linux-study-clean/arch/mips/boot/dts/ingenic/cu1830-neo.dts

File Facts

System
Linux kernel
Corpus path
arch/mips/boot/dts/ingenic/cu1830-neo.dts
Extension
.dts
Size
3651 bytes
Lines
225
Domain
Architecture Layer
Bucket
arch/mips
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
/dts-v1/;

#include "x1830.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/clock/ingenic,sysost.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	compatible = "yna,cu1830-neo", "ingenic,x1830";
	model = "YSH & ATIL General Board CU1830-Neo";

	aliases {
		serial1 = &uart1;
	};

	chosen {
		stdout-path = "serial1:115200n8";
	};

	memory {
		device_type = "memory";
		reg = <0x0 0x08000000>;
	};

	leds {
		compatible = "gpio-leds";
		led-0 {
			gpios = <&gpc 17 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "mmc0";
		};
	};

	wlan_pwrseq: msc1-pwrseq {
		compatible = "mmc-pwrseq-simple";

		reset-gpios = <&gpc 13 GPIO_ACTIVE_LOW>;
		post-power-on-delay-ms = <200>;
	};
};

&exclk {
	clock-frequency = <24000000>;
};

&cgu {
	/*
	 * Use the 32.768 kHz oscillator as the parent of the RTC for a higher
	 * precision.
	 */
	assigned-clocks = <&cgu X1830_CLK_RTC>;
	assigned-clock-parents = <&cgu X1830_CLK_RTCLK>;
};

&ost {
	/* 1500 kHz for the system timer and clocksource */
	assigned-clocks = <&ost OST_CLK_EVENT_TIMER>, <&ost OST_CLK_GLOBAL_TIMER>;
	assigned-clock-rates = <1500000>, <1500000>;
};

&uart1 {
	status = "okay";

	pinctrl-names = "default";
	pinctrl-0 = <&pins_uart1>;
};

&ssi0 {
	status = "okay";

Annotation

Implementation Notes