include/configs/at91rm9200ek.h - github/trini/u-boot - Gitiles

 /*
  * Ulf Samuelsson <ulf@atmel.com>
  * Rick Bronson <rick@efn.org>
  *
  * Configuration settings for the AT91RM9200EK 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

 /* ARM asynchronous clock */
 /*
  * from 18.432 MHz crystal
  * (18432000 / 4 * 39)
  */
 #define AT91C_MAIN_CLOCK	179712000
 /*
  * peripheral clock
  * (AT91C_MASTER_CLOCK / 3)
  */
 #define AT91C_MASTER_CLOCK	59904000

 #define AT91_SLOW_CLOCK		32768	/* slow clock */

 #define CONFIG_ARM920T		1	/* This is an ARM920T Core	*/
 #define CONFIG_AT91RM9200	1	/* It's an Atmel AT91RM9200 SoC	*/
 #define CONFIG_AT91RM9200EK	1	/* on an AT91RM9200EK Board	*/
 #undef  CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff	*/
 #define USE_920T_MMU		1

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

 /*
  * LowLevel Init
  */
 #ifndef CONFIG_SKIP_LOWLEVEL_INIT
 #define CONFIG_SYS_USE_MAIN_OSCILLATOR		1
 /* flash */
 #define CONFIG_SYS_MC_PUIA_VAL	0x00000000
 #define CONFIG_SYS_MC_PUP_VAL	0x00000000
 #define CONFIG_SYS_MC_PUER_VAL	0x00000000
 #define CONFIG_SYS_MC_ASR_VAL	0x00000000
 #define CONFIG_SYS_MC_AASR_VAL	0x00000000
 #define CONFIG_SYS_EBI_CFGR_VAL	0x00000000
 #define CONFIG_SYS_SMC_CSR0_VAL	0x00003284 /* 16bit, 2 TDF, 4 WS */

 /* clocks */
 #define CONFIG_SYS_PLLAR_VAL	0x20263E04 /* 179.712000 MHz for PCK */
 #define CONFIG_SYS_PLLBR_VAL	0x10483E0E /* 48.054857 MHz (divider by 2 for USB) */
 /* PCK/3 = MCK Master Clock = 59.904000MHz from PLLA */
 #define CONFIG_SYS_MCKR_VAL	0x00000202

 /* sdram */
 #define CONFIG_SYS_PIOC_ASR_VAL	0xFFFF0000 /* Configure PIOC as peripheral (D16/D31) */
 #define CONFIG_SYS_PIOC_BSR_VAL	0x00000000
 #define CONFIG_SYS_PIOC_PDR_VAL	0xFFFF0000
 #define CONFIG_SYS_EBI_CSA_VAL	0x00000002 /* CS1=CONFIG_SYS_SDRAM */
 #define CONFIG_SYS_SDRC_CR_VAL	0x2188c155 /* set up the CONFIG_SYS_SDRAM */
 #define CONFIG_SYS_SDRAM	0x20000000 /* address of the CONFIG_SYS_SDRAM */
 #define CONFIG_SYS_SDRAM1	0x20000080 /* address of the CONFIG_SYS_SDRAM */
 #define CONFIG_SYS_SDRAM_VAL	0x00000000 /* value written to CONFIG_SYS_SDRAM */
 #define CONFIG_SYS_SDRC_MR_VAL	0x00000002 /* Precharge All */
 #define CONFIG_SYS_SDRC_MR_VAL1	0x00000004 /* refresh */
 #define CONFIG_SYS_SDRC_MR_VAL2	0x00000003 /* Load Mode Register */
 #define CONFIG_SYS_SDRC_MR_VAL3	0x00000000 /* Normal Mode */
 #define CONFIG_SYS_SDRC_TR_VAL	0x000002E0 /* Write refresh rate */
 #else
 #define CONFIG_SKIP_RELOCATE_UBOOT
 #endif	/* CONFIG_SKIP_LOWLEVEL_INIT */

 /* hardcode so no __divsi3 : AT91C_MASTER_CLOCK / baudrate / 16 */
 #define CONFIG_SYS_AT91C_BRGR_DIVISOR	33

 /*
  * Memory Configuration
  */
 #define CONFIG_NR_DRAM_BANKS		1
 #define PHYS_SDRAM			0x20000000
 #define PHYS_SDRAM_SIZE			0x02000000	/* 32 megs */

 #define CONFIG_SYS_MEMTEST_START	PHYS_SDRAM
 #define CONFIG_SYS_MEMTEST_END		\
 		(CONFIG_SYS_MEMTEST_START + PHYS_SDRAM_SIZE - 262144)

 /*
  * Hardware drivers
  */

 /*
  * UART Configuration
  *
  * define one of these to choose the DBGU,
  * USART0 or USART1 as console
  */
 #define CONFIG_AT91RM9200_USART
 #define CONFIG_DBGU
 #undef CONFIG_USART0
 #undef CONFIG_USART1
 /* don't include RTS/CTS flow control support	*/
 #undef	CONFIG_HWFLOW
 /* disable modem initialization stuff */
 #undef	CONFIG_MODEM_SUPPORT

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

 /*
  * Command line configuration.
  */
 #include <config_cmd_default.h>

 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_FAT
 #define CONFIG_CMD_MII
 #define CONFIG_CMD_PING

 #undef CONFIG_CMD_BDI
 #undef CONFIG_CMD_IMI
 #undef CONFIG_CMD_FPGA
 #undef CONFIG_CMD_MISC
 #undef CONFIG_CMD_LOADS

 #include <asm/arch/AT91RM9200.h>	/* needed for port definitions */
 /* Options for MMC/SD Card */
 #define CONFIG_DOS_PARTITION	1
 #undef CONFIG_MMC
 #define CONFIG_SYS_MMC_BASE		0xFFFB4000
 #define CONFIG_SYS_MMC_BLOCKSIZE	512

 /*
  * Network Driver Setting
  */
 #define CONFIG_DRIVER_ETHER
 #define CONFIG_NET_RETRY_COUNT		20
 #define CONFIG_AT91C_USE_RMII

 /*
  * AC Characteristics
  * DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns
  */
 #define DATAFLASH_TCSS	(0xC << 16)
 #define DATAFLASH_TCHS	(0x1 << 24)

 #if defined(CONFIG_HAS_DATAFLASH)
 #define CONFIG_SYS_SPI_WRITE_TOUT		(5 * CONFIG_SYS_HZ)
 #define CONFIG_SYS_MAX_DATAFLASH_BANKS		2
 #define CONFIG_SYS_MAX_DATAFLASH_PAGES		16384
 /* Logical adress for CS0 */
 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0	0xC0000000
 /* Logical adress for CS3 */
 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3	0xD0000000
 #define	CONFIG_SYS_SUPPORT_BLOCK_ERASE		1
 #define	CONFIG_SYS_DATAFLASH_MMC_PIO		AT91C_PIO_PB22
 #endif

 /*
  * NOR Flash
  */
 #define CONFIG_SYS_FLASH_BASE			0x10000000
 #define PHYS_FLASH_SIZE				0x800000	/* 8MB */
 #define CONFIG_SYS_FLASH_CFI			1
 #define CONFIG_FLASH_CFI_DRIVER			1
 #define CONFIG_SYS_MAX_FLASH_BANKS		1
 #define CONFIG_SYS_MAX_FLASH_SECT		256
 #define CONFIG_SYS_FLASH_PROTECTION

 /*
  * Environment Settings
  */
 #ifdef CONFIG_ENV_IS_IN_DATAFLASH
 /*
  * Datasflash Environment Settings
  */
 #define CONFIG_ENV_OFFSET			0x4200
 #define CONFIG_ENV_ADDR			\
 		(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
 /* 8 * 1056 really , but start.s is not OK with this*/
 #define CONFIG_ENV_SIZE			0x2000

 #else
 /*
  * NOR Flash Environment Settings
  */
 #define CONFIG_ENV_IS_IN_FLASH		1

 #ifdef CONFIG_SKIP_LOWLEVEL_INIT
 /*
  * between boot.bin and u-boot.bin.gz
  */
 #define CONFIG_ENV_ADDR			(CONFIG_SYS_FLASH_BASE + 0xe000)
 #define CONFIG_ENV_SIZE			0x10000 /* sectors are 64K here */
 #else
 /*
  * after u-boot.bin
  */
 #define CONFIG_ENV_ADDR			\
 		(CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN)
 #define CONFIG_ENV_SIZE			0x10000 /* sectors are 64K here */
 /* The following #defines are needed to get flash environment right */
 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
 #define CONFIG_SYS_MONITOR_LEN		\
 		(CONFIG_SYS_BOOT_SIZE + CONFIG_SYS_U_BOOT_SIZE)
 #endif	/* CONFIG_SKIP_LOWLEVEL_INIT */

 #endif	/* CONFIG_ENV_IS_IN_DATAFLASH */

 /*
  * Boot option
  */
 #define CONFIG_BOOTDELAY		3

 #ifdef CONFIG_SKIP_LOWLEVEL_INIT
 /* boot.bin, env, u-boot.bin.gz */
 #define CONFIG_SYS_BOOT_SIZE		0x6000 /* 24 KBytes */
 #define CONFIG_SYS_U_BOOT_BASE		(CONFIG_SYS_FLASH_BASE + 0x10000)
 #define CONFIG_SYS_U_BOOT_SIZE		0x10000 /* 64 KBytes */
 #else
 /* u-boot.bin */
 #define CONFIG_SYS_BOOT_SIZE		0x0 /* 0 KBytes */
 #define CONFIG_SYS_U_BOOT_BASE		CONFIG_SYS_FLASH_BASE
 #define CONFIG_SYS_U_BOOT_SIZE		0x40000 /* 128 KBytes */
 #endif /* CONFIG_SKIP_LOWLEVEL_INIT */

 #define CONFIG_SYS_LOAD_ADDR		0x21000000 /* default load address */
 #define CONFIG_ENV_OVERWRITE	1

 /*
  * USB Config
  */
 #define CONFIG_CMD_USB
 #define CONFIG_USB_OHCI_NEW	1
 #define CONFIG_USB_KEYBOARD	1
 #define CONFIG_USB_STORAGE	1
 #define CONFIG_DOS_PARTITION	1

 #undef CONFIG_SYS_USB_OHCI_BOARD_INIT
 #define CONFIG_SYS_USB_OHCI_CPU_INIT		1
 #define CONFIG_SYS_USB_OHCI_REGS_BASE		AT91_USB_HOST_BASE
 #define CONFIG_SYS_USB_OHCI_SLOT_NAME		"at91rm9200"
 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	15

 /*
  * I2C
  */
 #define CONFIG_HARD_I2C

 #ifdef CONFIG_HARD_I2C
 #define CONFIG_CMD_I2C
 #define CONFIG_SYS_I2C_SPEED		0	/* not used */
 #define CONFIG_SYS_I2C_SLAVE		0	/* not used */
 #endif

 /*
  * Shell Settings
  */
 #define CONFIG_CMDLINE_EDITING		1
 #define CONFIG_SYS_LONGHELP		1
 #define CONFIG_AUTO_COMPLETE		1
 #define CONFIG_SYS_HUSH_PARSER		1
 #define CONFIG_SYS_PROMPT		"U-Boot> "
 #define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
 #define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size */
 #define CONFIG_SYS_MAXARGS		16	/* max number of command args */
 /* Print Buffer Size */
 #define CONFIG_SYS_PBSIZE		\
 		(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)

 #ifndef __ASSEMBLY__
 /*-----------------------------------------------------------------------
  * Board specific extension for bd_info
  *
  * This structure is embedded in the global bd_info (bd_t) structure
  * and can be used by the board specific code (eg board/...)
  */

 struct bd_info_ext {
 	/* helper variable for board environment handling
 	 *
 	 * env_crc_valid == 0	=>	uninitialised
 	 * env_crc_valid > 0	=>	environment crc in flash is valid
 	 * env_crc_valid < 0	=>	environment crc in flash is invalid
 	 */
 	int env_crc_valid;
 };
 #endif

 #define CONFIG_SYS_HZ 1000
 /*
  * AT91C_TC0_CMR is implicitly set to
  * AT91C_TC_TIMER_DIV1_CLOCK
  */
 #define CONFIG_SYS_HZ_CLOCK (AT91C_MASTER_CLOCK / 2)

 /*
  * Size of malloc() pool
  */
 #define CONFIG_SYS_MALLOC_LEN		ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024 \
 					     , 0x1000)
 /* size in bytes reserved for initial data */
 #define CONFIG_SYS_GBL_DATA_SIZE	128

 #define CONFIG_STACKSIZE		(32 * 1024)	/* regular stack */
 #define CONFIG_STACKSIZE_IRQ		(4 * 1024) /* Unsure if to big or to small*/
 #define CONFIG_STACKSIZE_FIQ		(4 * 1024) /* Unsure if to big or to small*/
 #endif
	/*
	* Ulf Samuelsson <ulf@atmel.com>
	* Rick Bronson <rick@efn.org>
	*
	* Configuration settings for the AT91RM9200EK 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

	/* ARM asynchronous clock */
	/*
	* from 18.432 MHz crystal
	* (18432000 / 4 * 39)
	*/
	#define AT91C_MAIN_CLOCK 179712000
	/*
	* peripheral clock
	* (AT91C_MASTER_CLOCK / 3)
	*/
	#define AT91C_MASTER_CLOCK 59904000

	#define AT91_SLOW_CLOCK 32768 /* slow clock */

	#define CONFIG_ARM920T 1 /* This is an ARM920T Core */
	#define CONFIG_AT91RM9200 1 /* It's an Atmel AT91RM9200 SoC */
	#define CONFIG_AT91RM9200EK 1 /* on an AT91RM9200EK Board */
	#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
	#define USE_920T_MMU 1

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

	/*
	* LowLevel Init
	*/
	#ifndef CONFIG_SKIP_LOWLEVEL_INIT
	#define CONFIG_SYS_USE_MAIN_OSCILLATOR 1
	/* flash */
	#define CONFIG_SYS_MC_PUIA_VAL 0x00000000
	#define CONFIG_SYS_MC_PUP_VAL 0x00000000
	#define CONFIG_SYS_MC_PUER_VAL 0x00000000
	#define CONFIG_SYS_MC_ASR_VAL 0x00000000
	#define CONFIG_SYS_MC_AASR_VAL 0x00000000
	#define CONFIG_SYS_EBI_CFGR_VAL 0x00000000
	#define CONFIG_SYS_SMC_CSR0_VAL 0x00003284 /* 16bit, 2 TDF, 4 WS */

	/* clocks */
	#define CONFIG_SYS_PLLAR_VAL 0x20263E04 /* 179.712000 MHz for PCK */
	#define CONFIG_SYS_PLLBR_VAL 0x10483E0E /* 48.054857 MHz (divider by 2 for USB) */
	/* PCK/3 = MCK Master Clock = 59.904000MHz from PLLA */
	#define CONFIG_SYS_MCKR_VAL 0x00000202

	/* sdram */
	#define CONFIG_SYS_PIOC_ASR_VAL 0xFFFF0000 /* Configure PIOC as peripheral (D16/D31) */
	#define CONFIG_SYS_PIOC_BSR_VAL 0x00000000
	#define CONFIG_SYS_PIOC_PDR_VAL 0xFFFF0000
	#define CONFIG_SYS_EBI_CSA_VAL 0x00000002 /* CS1=CONFIG_SYS_SDRAM */
	#define CONFIG_SYS_SDRC_CR_VAL 0x2188c155 /* set up the CONFIG_SYS_SDRAM */
	#define CONFIG_SYS_SDRAM 0x20000000 /* address of the CONFIG_SYS_SDRAM */
	#define CONFIG_SYS_SDRAM1 0x20000080 /* address of the CONFIG_SYS_SDRAM */
	#define CONFIG_SYS_SDRAM_VAL 0x00000000 /* value written to CONFIG_SYS_SDRAM */
	#define CONFIG_SYS_SDRC_MR_VAL 0x00000002 /* Precharge All */
	#define CONFIG_SYS_SDRC_MR_VAL1 0x00000004 /* refresh */
	#define CONFIG_SYS_SDRC_MR_VAL2 0x00000003 /* Load Mode Register */
	#define CONFIG_SYS_SDRC_MR_VAL3 0x00000000 /* Normal Mode */
	#define CONFIG_SYS_SDRC_TR_VAL 0x000002E0 /* Write refresh rate */
	#else
	#define CONFIG_SKIP_RELOCATE_UBOOT
	#endif /* CONFIG_SKIP_LOWLEVEL_INIT */

	/* hardcode so no __divsi3 : AT91C_MASTER_CLOCK / baudrate / 16 */
	#define CONFIG_SYS_AT91C_BRGR_DIVISOR 33

	/*
	* Memory Configuration
	*/
	#define CONFIG_NR_DRAM_BANKS 1
	#define PHYS_SDRAM 0x20000000
	#define PHYS_SDRAM_SIZE 0x02000000 /* 32 megs */

	#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
	#define CONFIG_SYS_MEMTEST_END \
	(CONFIG_SYS_MEMTEST_START + PHYS_SDRAM_SIZE - 262144)

	/*
	* Hardware drivers
	*/

	/*
	* UART Configuration
	*
	* define one of these to choose the DBGU,
	* USART0 or USART1 as console
	*/
	#define CONFIG_AT91RM9200_USART
	#define CONFIG_DBGU
	#undef CONFIG_USART0
	#undef CONFIG_USART1
	/* don't include RTS/CTS flow control support */
	#undef CONFIG_HWFLOW
	/* disable modem initialization stuff */
	#undef CONFIG_MODEM_SUPPORT

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

	/*
	* Command line configuration.
	*/
	#include <config_cmd_default.h>

	#define CONFIG_CMD_DHCP
	#define CONFIG_CMD_FAT
	#define CONFIG_CMD_MII
	#define CONFIG_CMD_PING

	#undef CONFIG_CMD_BDI
	#undef CONFIG_CMD_IMI
	#undef CONFIG_CMD_FPGA
	#undef CONFIG_CMD_MISC
	#undef CONFIG_CMD_LOADS

	#include <asm/arch/AT91RM9200.h> /* needed for port definitions */
	/* Options for MMC/SD Card */
	#define CONFIG_DOS_PARTITION 1
	#undef CONFIG_MMC
	#define CONFIG_SYS_MMC_BASE 0xFFFB4000
	#define CONFIG_SYS_MMC_BLOCKSIZE 512

	/*
	* Network Driver Setting
	*/
	#define CONFIG_DRIVER_ETHER
	#define CONFIG_NET_RETRY_COUNT 20
	#define CONFIG_AT91C_USE_RMII

	/*
	* AC Characteristics
	* DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns
	*/
	#define DATAFLASH_TCSS (0xC << 16)
	#define DATAFLASH_TCHS (0x1 << 24)

	#if defined(CONFIG_HAS_DATAFLASH)
	#define CONFIG_SYS_SPI_WRITE_TOUT (5 * CONFIG_SYS_HZ)
	#define CONFIG_SYS_MAX_DATAFLASH_BANKS 2
	#define CONFIG_SYS_MAX_DATAFLASH_PAGES 16384
	/* Logical adress for CS0 */
	#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000
	/* Logical adress for CS3 */
	#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 0xD0000000
	#define CONFIG_SYS_SUPPORT_BLOCK_ERASE 1
	#define CONFIG_SYS_DATAFLASH_MMC_PIO AT91C_PIO_PB22
	#endif

	/*
	* NOR Flash
	*/
	#define CONFIG_SYS_FLASH_BASE 0x10000000
	#define PHYS_FLASH_SIZE 0x800000 /* 8MB */
	#define CONFIG_SYS_FLASH_CFI 1
	#define CONFIG_FLASH_CFI_DRIVER 1
	#define CONFIG_SYS_MAX_FLASH_BANKS 1
	#define CONFIG_SYS_MAX_FLASH_SECT 256
	#define CONFIG_SYS_FLASH_PROTECTION

	/*
	* Environment Settings
	*/
	#ifdef CONFIG_ENV_IS_IN_DATAFLASH
	/*
	* Datasflash Environment Settings
	*/
	#define CONFIG_ENV_OFFSET 0x4200
	#define CONFIG_ENV_ADDR \
	(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
	/* 8 * 1056 really , but start.s is not OK with this*/
	#define CONFIG_ENV_SIZE 0x2000

	#else
	/*
	* NOR Flash Environment Settings
	*/
	#define CONFIG_ENV_IS_IN_FLASH 1

	#ifdef CONFIG_SKIP_LOWLEVEL_INIT
	/*
	* between boot.bin and u-boot.bin.gz
	*/
	#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0xe000)
	#define CONFIG_ENV_SIZE 0x10000 /* sectors are 64K here */
	#else
	/*
	* after u-boot.bin
	*/
	#define CONFIG_ENV_ADDR \
	(CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN)
	#define CONFIG_ENV_SIZE 0x10000 /* sectors are 64K here */
	/* The following #defines are needed to get flash environment right */
	#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
	#define CONFIG_SYS_MONITOR_LEN \
	(CONFIG_SYS_BOOT_SIZE + CONFIG_SYS_U_BOOT_SIZE)
	#endif /* CONFIG_SKIP_LOWLEVEL_INIT */

	#endif /* CONFIG_ENV_IS_IN_DATAFLASH */

	/*
	* Boot option
	*/
	#define CONFIG_BOOTDELAY 3

	#ifdef CONFIG_SKIP_LOWLEVEL_INIT
	/* boot.bin, env, u-boot.bin.gz */
	#define CONFIG_SYS_BOOT_SIZE 0x6000 /* 24 KBytes */
	#define CONFIG_SYS_U_BOOT_BASE (CONFIG_SYS_FLASH_BASE + 0x10000)
	#define CONFIG_SYS_U_BOOT_SIZE 0x10000 /* 64 KBytes */
	#else
	/* u-boot.bin */
	#define CONFIG_SYS_BOOT_SIZE 0x0 /* 0 KBytes */
	#define CONFIG_SYS_U_BOOT_BASE CONFIG_SYS_FLASH_BASE
	#define CONFIG_SYS_U_BOOT_SIZE 0x40000 /* 128 KBytes */
	#endif /* CONFIG_SKIP_LOWLEVEL_INIT */

	#define CONFIG_SYS_LOAD_ADDR 0x21000000 /* default load address */
	#define CONFIG_ENV_OVERWRITE 1

	/*
	* USB Config
	*/
	#define CONFIG_CMD_USB
	#define CONFIG_USB_OHCI_NEW 1
	#define CONFIG_USB_KEYBOARD 1
	#define CONFIG_USB_STORAGE 1
	#define CONFIG_DOS_PARTITION 1

	#undef CONFIG_SYS_USB_OHCI_BOARD_INIT
	#define CONFIG_SYS_USB_OHCI_CPU_INIT 1
	#define CONFIG_SYS_USB_OHCI_REGS_BASE AT91_USB_HOST_BASE
	#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91rm9200"
	#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 15

	/*
	* I2C
	*/
	#define CONFIG_HARD_I2C

	#ifdef CONFIG_HARD_I2C
	#define CONFIG_CMD_I2C
	#define CONFIG_SYS_I2C_SPEED 0 /* not used */
	#define CONFIG_SYS_I2C_SLAVE 0 /* not used */
	#endif

	/*
	* Shell Settings
	*/
	#define CONFIG_CMDLINE_EDITING 1
	#define CONFIG_SYS_LONGHELP 1
	#define CONFIG_AUTO_COMPLETE 1
	#define CONFIG_SYS_HUSH_PARSER 1
	#define CONFIG_SYS_PROMPT "U-Boot> "
	#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
	#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
	#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
	/* Print Buffer Size */
	#define CONFIG_SYS_PBSIZE \
	(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)

	#ifndef __ASSEMBLY__
	/*-----------------------------------------------------------------------
	* Board specific extension for bd_info
	*
	* This structure is embedded in the global bd_info (bd_t) structure
	* and can be used by the board specific code (eg board/...)
	*/

	struct bd_info_ext {
	/* helper variable for board environment handling
	*
	* env_crc_valid == 0 => uninitialised
	* env_crc_valid > 0 => environment crc in flash is valid
	* env_crc_valid < 0 => environment crc in flash is invalid
	*/
	int env_crc_valid;
	};
	#endif

	#define CONFIG_SYS_HZ 1000
	/*
	* AT91C_TC0_CMR is implicitly set to
	* AT91C_TC_TIMER_DIV1_CLOCK
	*/
	#define CONFIG_SYS_HZ_CLOCK (AT91C_MASTER_CLOCK / 2)

	/*
	* Size of malloc() pool
	*/
	#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024 \
	, 0x1000)
	/* size in bytes reserved for initial data */
	#define CONFIG_SYS_GBL_DATA_SIZE 128

	#define CONFIG_STACKSIZE (32 * 1024) /* regular stack */
	#define CONFIG_STACKSIZE_IRQ (4 * 1024) /* Unsure if to big or to small*/
	#define CONFIG_STACKSIZE_FIQ (4 * 1024) /* Unsure if to big or to small*/
	#endif