xref: /openbmc/u-boot/include/configs/pm9g45.h (revision b71d9e8b)

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * (C) Copyright 2010
 * Ilko Iliev <iliev@ronetix.at>
 * Asen Dimov <dimov@ronetix.at>
 * Ronetix GmbH <www.ronetix.at>
 *
 * (C) Copyright 2007-2008
 * Stelian Pop <stelian@popies.net>
 * Lead Tech Design <www.leadtechdesign.com>
 *
 * Configuation settings for the PM9G45 board.
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/*
 * SoC must be defined first, before hardware.h is included.
 * In this case SoC is defined in boards.cfg.
 */
#include <asm/hardware.h>

#define CONFIG_SYS_AT91_CPU_NAME	"AT91SAM9G45"

#define CONFIG_MACH_TYPE	MACH_TYPE_PM9G45

/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_MAIN_CLOCK	12000000 /* from 12 MHz crystal */
#define CONFIG_SYS_AT91_SLOW_CLOCK	32768		/* slow clock xtal */

#define CONFIG_ARCH_CPU_INIT

#define CONFIG_CMDLINE_TAG	1	/* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG	1

#define CONFIG_SKIP_LOWLEVEL_INIT

/*
 * Hardware drivers
 */
#define CONFIG_AT91_GPIO	1
#define CONFIG_ATMEL_USART	1
#define CONFIG_USART_BASE		ATMEL_BASE_DBGU
#define	CONFIG_USART_ID			ATMEL_ID_SYS

#define CONFIG_SYS_USE_NANDFLASH	1

/* LED */
#define CONFIG_AT91_LED
#define CONFIG_RED_LED		GPIO_PIN_PD(31) /* this is the user1 led */
#define CONFIG_GREEN_LED	GPIO_PIN_PD(0)  /* this is the user2 led */


/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE	1

#define CONFIG_JFFS2_CMDLINE		1
#define CONFIG_JFFS2_NAND		1
#define CONFIG_JFFS2_DEV		"nand0" /* NAND dev jffs2 lives on */
#define CONFIG_JFFS2_PART_OFFSET	0	/* start of jffs2 partition */
#define CONFIG_JFFS2_PART_SIZE		(256 * 1024 * 1024) /* partition */

/* SDRAM */
#define PHYS_SDRAM			0x70000000
#define PHYS_SDRAM_SIZE			0x08000000	/* 128 megs */

/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CONFIG_SYS_MAX_NAND_DEVICE	1
#define CONFIG_SYS_NAND_BASE		0x40000000
#define CONFIG_SYS_NAND_DBW_8		1
/* our ALE is AD21 */
#define CONFIG_SYS_NAND_MASK_ALE	(1 << 21)
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE	(1 << 22)
#define CONFIG_SYS_NAND_ENABLE_PIN	GPIO_PIN_PC(14)
#define CONFIG_SYS_NAND_READY_PIN	GPIO_PIN_PD(3)

#endif

/* Ethernet */
#define CONFIG_MACB			1
#define CONFIG_RMII			1
#define CONFIG_NET_RETRY_COUNT		20
#define CONFIG_RESET_PHY_R		1

/* USB */
#define CONFIG_USB_ATMEL
#define CONFIG_USB_ATMEL_CLK_SEL_UPLL
#define CONFIG_USB_OHCI_NEW		1
#define CONFIG_SYS_USB_OHCI_CPU_INIT	1
#define CONFIG_SYS_USB_OHCI_REGS_BASE	0x00700000 /* _UHP_OHCI_BASE */
#define CONFIG_SYS_USB_OHCI_SLOT_NAME	"at91sam9g45"
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	2

/* board specific(not enough SRAM) */
#define CONFIG_AT91SAM9G45_LCD_BASE	PHYS_SDRAM + 0xE00000

#define CONFIG_SYS_LOAD_ADDR		PHYS_SDRAM + 0x2000000 /* load addr */

#define CONFIG_SYS_MEMTEST_START	PHYS_SDRAM
#define CONFIG_SYS_MEMTEST_END		CONFIG_AT91SAM9G45_LCD_BASE

/* bootstrap + u-boot + env + linux in nandflash */
#define CONFIG_ENV_OFFSET		0x60000
#define CONFIG_ENV_OFFSET_REDUND	0x80000
#define CONFIG_ENV_SIZE			0x20000		/* 1 sector = 128 kB */
#define CONFIG_BOOTCOMMAND	"nand read 0x72000000 0x200000 0x200000; bootm"

/*
 * Size of malloc() pool
 */
#define CONFIG_SYS_MALLOC_LEN		ROUND(3 * CONFIG_ENV_SIZE + 128*1024,\
					0x1000)

#define CONFIG_SYS_SDRAM_BASE	PHYS_SDRAM
#define CONFIG_SYS_INIT_SP_ADDR	(CONFIG_SYS_SDRAM_BASE + 0x1000 - \
				GENERATED_GBL_DATA_SIZE)

#endif