/*
 * Copyright (C) 2012 Atmel Corporation
 *
 * Configuation settings for the AT91SAM9X5EK board.
 *
 * 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__

#include <asm/hardware.h>

/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_SLOW_CLOCK	32768
#define CONFIG_SYS_AT91_MAIN_CLOCK	12000000	/* 12 MHz crystal */
#define CONFIG_SYS_HZ			1000

#define CONFIG_AT91SAM9X5EK
#define CONFIG_AT91FAMILY

#define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
#define CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_DISPLAY_CPUINFO

/* general purpose I/O */
#define CONFIG_ATMEL_LEGACY		/* required until (g)pio is fixed */
#define CONFIG_AT91_GPIO

/* serial console */
#define CONFIG_ATMEL_USART
#define CONFIG_USART_BASE	ATMEL_BASE_DBGU
#define CONFIG_USART_ID		ATMEL_ID_SYS

/* LCD */
#define CONFIG_LCD
#define LCD_BPP			LCD_COLOR16
#define LCD_OUTPUT_BPP		24
#define CONFIG_LCD_LOGO
#undef LCD_TEST_PATTERN
#define CONFIG_LCD_INFO
#define CONFIG_LCD_INFO_BELOW_LOGO
#define CONFIG_SYS_WHITE_ON_BLACK
#define CONFIG_ATMEL_HLCD
#define CONFIG_ATMEL_LCD_RGB565
#define CONFIG_SYS_CONSOLE_IS_IN_ENV

#define CONFIG_BOOTDELAY	3

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

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

#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_NAND
#define CONFIG_CMD_SF

/* SDRAM */
#define CONFIG_NR_DRAM_BANKS		1
#define CONFIG_SYS_SDRAM_BASE		0x20000000
#define CONFIG_SYS_SDRAM_SIZE		0x08000000	/* 128 megs */

#define CONFIG_SYS_INIT_SP_ADDR \
	(CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE)

/* DataFlash */
#ifdef CONFIG_CMD_SF
#define CONFIG_ATMEL_SPI
#define CONFIG_SPI_FLASH
#define CONFIG_SPI_FLASH_ATMEL
#define CONFIG_SF_DEFAULT_SPEED		30000000
#endif

/* no NOR flash */
#define CONFIG_SYS_NO_FLASH

/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CONFIG_NAND_ATMEL
#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	AT91_PIN_PD4
#define CONFIG_SYS_NAND_READY_PIN	AT91_PIN_PD5

#define CONFIG_MTD_DEVICE
#define CONFIG_CMD_MTDPARTS
#define CONFIG_MTD_PARTITIONS
#define CONFIG_RBTREE
#define CONFIG_LZO
#define CONFIG_CMD_UBI
#define CONFIG_CMD_UBIFS
#endif

/* Ethernet */
#define CONFIG_MACB
#define CONFIG_RMII
#define CONFIG_NET_RETRY_COUNT		20
#define CONFIG_MACB_SEARCH_PHY

#define CONFIG_SYS_LOAD_ADDR		0x22000000	/* load address */

#define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END		0x26e00000

#ifdef CONFIG_SYS_USE_NANDFLASH
/* bootstrap + u-boot + env + linux in nandflash */
#define CONFIG_ENV_IS_IN_NAND
#define CONFIG_ENV_OFFSET		0xc0000
#define CONFIG_ENV_OFFSET_REDUND	0x100000
#define CONFIG_ENV_SIZE		0x20000		/* 1 sector = 128 kB */
#define CONFIG_BOOTCOMMAND	"nand read " \
				"0x22000000 0x200000 0x300000; " \
				"bootm 0x22000000"
#else
#ifdef CONFIG_SYS_USE_SPIFLASH
/* bootstrap + u-boot + env + linux in spi flash */
#define CONFIG_ENV_IS_IN_SPI_FLASH
#define CONFIG_ENV_OFFSET	0x5000
#define CONFIG_ENV_SIZE		0x3000
#define CONFIG_ENV_SECT_SIZE	0x1000
#define CONFIG_ENV_SPI_MAX_HZ	30000000
#define CONFIG_BOOTCOMMAND	"sf probe 0; " \
				"sf read 0x22000000 0x100000 0x300000; " \
				"bootm 0x22000000"
#endif
#endif

#define CONFIG_BOOTARGS		"mem=128M console=ttyS0,115200 " \
				"mtdparts=atmel_nand:" \
				"8M(bootstrap/uboot/kernel)ro,-(rootfs) " \
				"root=/dev/mtdblock1 rw " \
				"rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs"

#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
#define CONFIG_AUTO_COMPLETE
#define CONFIG_SYS_HUSH_PARSER

/*
 * Size of malloc() pool
 */
#define CONFIG_SYS_MALLOC_LEN		(512 * 1024 + 0x1000)

#ifdef CONFIG_USE_IRQ
#error CONFIG_USE_IRQ not supported
#endif

#endif