/*
 * (C) Copyright 2008 Sergey Lapin <slapin@ossfans.org>
 *
 * Configuation settings for the AFEB9260 board.
 * Based on configuration for AT91SAM9260-EK
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/* ARM asynchronous clock */
#define AT91_MAIN_CLOCK		18429952	/* from 18.432 MHz crystal */
#define AT91_MASTER_CLOCK	89999598	/* peripheral = main / 2 */
#define CFG_AT91_PLLB		0x107c3e18	/* PLLB settings for USB */
#define CONFIG_SYS_HZ		1000000		/* 1us resolution */

#define AT91_SLOW_CLOCK		32768	/* slow clock */

#define CONFIG_AT91SAM9260	1	/* It's an Atmel AT91SAM9260 SoC*/
#define CONFIG_AFEB9260		1	/* on an AFEB9260 Board	*/
#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff	*/

#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
#define CONFIG_SKIP_RELOCATE_UBOOT

/*
 * Hardware drivers
 */
#define CONFIG_ATMEL_USART	1
#undef CONFIG_USART0
#undef CONFIG_USART1
#undef CONFIG_USART2
#define CONFIG_USART3		1	/* USART 3 is DBGU */

#define CONFIG_BOOTDELAY	3

/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE	1
#define CONFIG_BOOTP_BOOTPATH		1
#define CONFIG_BOOTP_GATEWAY		1
#define CONFIG_BOOTP_HOSTNAME		1

/*
 * Command line configuration.
 */
#include <config_cmd_default.h>
#undef CONFIG_CMD_BDI
#undef CONFIG_CMD_IMI
#undef CONFIG_CMD_AUTOSCRIPT
#undef CONFIG_CMD_FPGA
#undef CONFIG_CMD_LOADS
#undef CONFIG_CMD_IMLS

#define CONFIG_CMD_PING		1
#define CONFIG_CMD_DHCP		1

#define CONFIG_CMD_NAND		1
#define CONFIG_CMD_USB		1

/* SDRAM */
#define CONFIG_NR_DRAM_BANKS		1
#define PHYS_SDRAM			0x20000000
#define PHYS_SDRAM_SIZE			0x04000000	/* 64 megs */

/* DataFlash */
#define CONFIG_HAS_DATAFLASH		1
#define CONFIG_SYS_SPI_WRITE_TOUT		(5 * CONFIG_SYS_HZ)
#define CONFIG_SYS_MAX_DATAFLASH_BANKS		2
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0	0xC0000000	/* CS0 */
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1	0xD0000000	/* CS1 */
#define AT91_SPI_CLK			15000000
#define DATAFLASH_TCSS			(0x1a << 16)
#define DATAFLASH_TCHS			(0x1 << 24)

/* NAND flash */
#define NAND_MAX_CHIPS			1
#define CONFIG_SYS_MAX_NAND_DEVICE		1
#define CONFIG_SYS_NAND_BASE			0x40000000
#define CONFIG_SYS_NAND_DBW_8			1

/* NOR flash - no real flash on this board */
#define CONFIG_SYS_NO_FLASH		1

/* Ethernet */
#define CONFIG_MACB			1
#undef CONFIG_RMII			/* We have full MII there */
#define CONFIG_RESET_PHY_R		1

#define CONFIG_NET_MULTI		1
#define CONFIG_NET_RETRY_COUNT		20

/* USB */
#define CONFIG_USB_OHCI_NEW		1
#define LITTLEENDIAN			1
#define CONFIG_DOS_PARTITION		1
#define CONFIG_SYS_USB_OHCI_CPU_INIT		1
#define CONFIG_SYS_USB_OHCI_REGS_BASE		0x00500000	/* AT91SAM9260_UHP_BASE */
#define CONFIG_SYS_USB_OHCI_SLOT_NAME		"at91sam9260"
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	1
#define CONFIG_USB_STORAGE		1

#define CONFIG_SYS_LOAD_ADDR			0x21000000	/* load address */

#define CONFIG_SYS_MEMTEST_START		PHYS_SDRAM
#define CONFIG_SYS_MEMTEST_END			0x21e00000

#undef CONFIG_SYS_USE_DATAFLASH_CS0
#define CONFIG_SYS_USE_DATAFLASH_CS1		1
#undef CONFIG_SYS_USE_NANDFLASH

/* bootstrap + u-boot + env + linux in dataflash on CS1 */
#define CONFIG_ENV_IS_IN_DATAFLASH	1
#define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400)
#define CONFIG_ENV_OFFSET		0x4200
#define CONFIG_ENV_ADDR		(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET)
#define CONFIG_ENV_SIZE		0x4200
#define CONFIG_BOOTCOMMAND	"nand read 0x21000000 0xa0000 0x200000; bootm"
#define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
				"root=/dev/mtdblock2 "			\
				"rw rootfstype=jffs2 panic=20"

#define CONFIG_BAUDRATE		115200
#define CONFIG_SYS_BAUDRATE_TABLE	{115200 , 19200, 38400, 57600, 9600 }

#define CONFIG_SYS_PROMPT		"U-Boot> "
#define CONFIG_SYS_CBSIZE		256
#define CONFIG_SYS_MAXARGS		16
#define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
#define CFG_LONGHELP		1
#define CONFIG_CMDLINE_EDITING	1

#define ROUND(A, B)		(((A) + (B)) & ~((B) - 1))
/*
 * Size of malloc() pool
 */
#define CONFIG_SYS_MALLOC_LEN		ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
#define CONFIG_SYS_GBL_DATA_SIZE	128	/* 128 bytes for initial data */

#define CONFIG_STACKSIZE	(32 * 1024)	/* regular stack */

#ifdef CONFIG_USE_IRQ
#error CONFIG_USE_IRQ not supported
#endif

#endif