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

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

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/am335x-boneblack.dts
Extension
.dts
Size
2938 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) 2012 Texas Instruments Incorporated - https://www.ti.com/
 */
/dts-v1/;

#include "am33xx.dtsi"
#include "am335x-bone-common.dtsi"
#include "am335x-boneblack-common.dtsi"
#include "am335x-boneblack-hdmi.dtsi"

/ {
	model = "TI AM335x BeagleBone Black";
	compatible = "ti,am335x-bone-black", "ti,am335x-bone", "ti,am33xx";
};

&cpu0_opp_table {
	/*
	 * All PG 2.0 silicon may not support 1GHz but some of the early
	 * BeagleBone Blacks have PG 2.0 silicon which is guaranteed
	 * to support 1GHz OPP so enable it for PG 2.0 on this board.
	 */
	opp-1000000000 {
		/* OPP Nitro */
		opp-supported-hw = <0x06 0x0100>;
	};
};

&gpio0 {
	gpio-line-names =
		"[mdio_data]",
		"[mdio_clk]",
		"P9_22 [spi0_sclk]",
		"P9_21 [spi0_d0]",
		"P9_18 [spi0_d1]",
		"P9_17 [spi0_cs0]",
		"[mmc0_cd]",
		"P9_42A [ecappwm0]",
		"P8_35 [lcd d12]",
		"P8_33 [lcd d13]",
		"P8_31 [lcd d14]",
		"P8_32 [lcd d15]",
		"P9_20 [i2c2_sda]",
		"P9_19 [i2c2_scl]",
		"P9_26 [uart1_rxd]",
		"P9_24 [uart1_txd]",
		"[rmii1_txd3]",
		"[rmii1_txd2]",
		"[usb0_drvvbus]",
		"[hdmi cec]",
		"P9_41B",
		"[rmii1_txd1]",
		"P8_19 [ehrpwm2a]",
		"P8_13 [ehrpwm2b]",
		"NC",
		"NC",
		"P8_14",
		"P8_17",
		"[rmii1_txd0]",
		"[rmii1_refclk]",
		"P9_11 [uart4_rxd]",
		"P9_13 [uart4_txd]";
};

&gpio1 {
	gpio-line-names =
		"P8_25 [mmc1_dat0]",
		"[mmc1_dat1]",
		"P8_5 [mmc1_dat2]",
		"P8_6 [mmc1_dat3]",

Annotation

Implementation Notes