arch/arm/boot/dts/ti/omap/omap4-kc1.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/omap4-kc1.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/omap4-kc1.dts
Extension
.dts
Size
3849 bytes
Lines
176
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

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2016 Paul Kocialkowski <contact@paulk.fr>
 */
/dts-v1/;

#include "omap443x.dtsi"

/ {
	model = "Amazon Kindle Fire (first generation)";
	compatible = "amazon,omap4-kc1", "ti,omap4430", "ti,omap4";

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x20000000>; /* 512 MB */
	};

	led-controller {
		compatible = "pwm-leds";

		led-1 {
			label = "green";
			pwms = <&twl_pwm 0 7812500>;
			max-brightness = <127>;
		};

		led-2 {
			label = "orange";
			pwms = <&twl_pwm 1 7812500>;
			max-brightness = <127>;
		};
	};
};

&omap4_pmx_core {
	pinctrl-names = "default";

	uart3_pins: uart3-pins {
		pinctrl-single,pins = <
			OMAP4_IOPAD(0x144, PIN_INPUT | MUX_MODE0)		/* uart3_rx_irrx */
			OMAP4_IOPAD(0x146, PIN_OUTPUT | MUX_MODE0)		/* uart3_tx_irtx */
		>;
	};

	i2c1_pins: i2c1-pins {
		pinctrl-single,pins = <
			OMAP4_IOPAD(0x122, PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c1_scl */
			OMAP4_IOPAD(0x124, PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c1_sda */
		>;
	};

	i2c2_pins: i2c2-pins {
		pinctrl-single,pins = <
			OMAP4_IOPAD(0x126, PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c2_scl */
			OMAP4_IOPAD(0x128, PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c2_sda */
		>;
	};

	i2c3_pins: i2c3-pins {
		pinctrl-single,pins = <
			OMAP4_IOPAD(0x12a, PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c3_scl */
			OMAP4_IOPAD(0x12c, PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c3_sda */
		>;
	};

	i2c4_pins: i2c4-pins {
		pinctrl-single,pins = <
			OMAP4_IOPAD(0x12e, PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c4_scl */
			OMAP4_IOPAD(0x130, PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c4_sda */
		>;

Annotation

Implementation Notes