/*
 * (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
#define CONFIG_AT91SAM9260		/* Atmel AT91SAM9260 SoC*/
#include <asm/arch/hardware.h>

#define CONFIG_SYS_TEXT_BASE		0x21f00000

/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_MAIN_CLOCK		18429952	/* from 18.432 MHz crystal */
#define CONFIG_SYS_AT91_SLOW_CLOCK		32768
#define CONFIG_SYS_HZ				1000

#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_DISPLAY_CPUINFO

#define CONFIG_AFEB9260			/* AFEB9260 Board	*/
#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_ATMEL_LEGACY
#define CONFIG_AT91_GPIO
#define CONFIG_AT91_PULLUP	1

#define CONFIG_ATMEL_USART
#define CONFIG_USART_BASE	ATMEL_BASE_DBGU
#define CONFIG_USART_ID		ATMEL_ID_SYS
#define CONFIG_USART3		/* 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_FPGA
#undef CONFIG_CMD_IMI
#undef CONFIG_CMD_IMLS
#undef CONFIG_CMD_LOADS
#undef CONFIG_CMD_SOURCE

#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP

#define CONFIG_CMD_NAND
#define CONFIG_CMD_USB

/* SDRAM */
#define CONFIG_NR_DRAM_BANKS		1
#define CONFIG_SYS_SDRAM_BASE		ATMEL_BASE_CS1
#define CONFIG_SYS_SDRAM_SIZE		0x04000000	/* 64 megs */

/* DataFlash */
#define CONFIG_ATMEL_DATAFLASH_SPI
#define CONFIG_HAS_DATAFLASH
#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 */
#ifdef CONFIG_CMD_NAND
#define CONFIG_NAND_ATMEL
#define CONFIG_SYS_MAX_NAND_DEVICE		1
#define CONFIG_SYS_NAND_BASE			ATMEL_BASE_CS3
#define CONFIG_SYS_NAND_DBW_8
/* 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		AT91_PIN_PC14
#define CONFIG_SYS_NAND_READY_PIN		AT91_PIN_PC13

#endif

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

/* Ethernet */
#define CONFIG_MACB
#define CONFIG_RESET_PHY_R

#define CONFIG_NET_RETRY_COUNT		20

/* USB */
#define CONFIG_USB_ATMEL
#define CONFIG_USB_OHCI_NEW
#define CONFIG_DOS_PARTITION
#define CONFIG_SYS_USB_OHCI_CPU_INIT
#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

#define CONFIG_SYS_LOAD_ADDR			0x21000000	/* load address */

#define CONFIG_SYS_MEMTEST_START		CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END			0x21e00000

#define CONFIG_SYS_USE_DATAFLASH_CS1
#define CONFIG_SYS_INIT_SP_ADDR		(ATMEL_BASE_SRAM1 + 0x1000 -\
					GENERATED_GBL_DATA_SIZE)

/* bootstrap + u-boot + env + linux in dataflash on CS1 */
#define CONFIG_ENV_IS_IN_DATAFLASH
#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_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 CONFIG_SYS_LONGHELP
#define CONFIG_CMDLINE_EDITING

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

#endif
