arch/arm/boot/dts/ti/omap/am335x-lxm.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/am335x-lxm.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/am335x-lxm.dts
Extension
.dts
Size
10168 bytes
Lines
348
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) 2014 NovaTech LLC - https://www.novatechweb.com
 */
/dts-v1/;

#include "am33xx.dtsi"

/ {
	model = "NovaTech OrionLXm";
	compatible = "novatech,am335x-lxm", "ti,am33xx";

	cpus {
		cpu@0 {
			cpu0-supply = <&vdd1_reg>;
		};
	};

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

	/* Power supply provides a fixed 5V @2A */
	vbat: fixedregulator0 {
		compatible = "regulator-fixed";
		regulator-name = "vbat";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-boot-on;
	};

	/* Power supply provides a fixed 3.3V @3A */
	vmmcsd_fixed: fixedregulator1 {
		compatible = "regulator-fixed";
		regulator-name = "vmmcsd_fixed";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
	};
};

&am33xx_pinmux {
	mmc1_pins: mmc1-pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
		>;
	};

	i2c0_pins: i2c0-pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT, MUX_MODE0)
		>;
	};

	cpsw_default: cpsw-default-pins {
		pinctrl-single,pins = <
			/* Slave 1 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_INPUT_PULLDOWN, MUX_MODE7)	/* rmii1_int */
			AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLDOWN, MUX_MODE1)	/* rmii1_crs_dv */
			AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLDOWN, MUX_MODE1)	/* rmii1_rxer */
			AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE1)	/* rmii1_txen */
			AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE1)	/* rmii1_td1 */
			AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE1)	/* rmii1_td0 */

Annotation

Implementation Notes