arch/arm/boot/dts/microchip/pm9g45.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/microchip/pm9g45.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/microchip/pm9g45.dts
Extension
.dts
Size
3354 bytes
Lines
186
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
/*
 * pm9g45.dts - Device Tree file for Ronetix pm9g45 board
 *
 *  Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
 */
/dts-v1/;
#include "at91sam9g45.dtsi"

/ {
	model = "Ronetix pm9g45";
	compatible = "ronetix,pm9g45", "atmel,at91sam9g45", "atmel,at91sam9";

	chosen {
		bootargs = "console=ttyS0,115200";
	};

	memory@70000000 {
		reg = <0x70000000 0x8000000>;
	};

	clocks {
		slow_xtal {
		      clock-frequency = <32768>;
		};

		main_xtal {
		      clock-frequency = <12000000>;
		};
	};

	ahb {
		apb {
			dbgu: serial@ffffee00 {
				status = "okay";
			};

			pinctrl@fffff200 {
				nand {
					pinctrl_nand_rb: nand-rb-0 {
						atmel,pins =
							<AT91_PIOD 3 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
					};
				};

				mmc {
					pinctrl_board_mmc: mmc0-board {
						atmel,pins =
							<AT91_PIOD 6 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;	/* PD6 gpio CD pin pull_up and deglitch */
					};
				};
			};

			tcb0: timer@fff7c000 {
				timer@0 {
					compatible = "atmel,tcb-timer";
					reg = <0>, <1>;
				};

				timer@2 {
					compatible = "atmel,tcb-timer";
					reg = <2>;
				};
			};

			mmc0: mmc@fff80000 {
				pinctrl-0 = <
					&pinctrl_board_mmc
					&pinctrl_mmc0_slot0_clk_cmd_dat0
					&pinctrl_mmc0_slot0_dat1_3>;

Annotation

Implementation Notes