include/configs/M54451EVB.h - filogic/uboot - Gitiles

 /*
  * Configuation settings for the Freescale MCF54451 EVB board.
  *
  * Copyright (C) 2004-2008 Freescale Semiconductor, Inc.
  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */

 /*
  * board/config.h - configuration options, board specific
  */

 #ifndef _M54451EVB_H
 #define _M54451EVB_H

 /*
  * High Level Configuration Options
  * (easy to change)
  */
 #define CONFIG_M54451EVB	/* M54451EVB board */

 #define CONFIG_MCFUART
 #define CONFIG_SYS_UART_PORT		(0)

 #undef CONFIG_WATCHDOG

 #define CONFIG_TIMESTAMP	/* Print image info with timestamp */

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

 /* Network configuration */
 #define CONFIG_MCFFEC
 #ifdef CONFIG_MCFFEC
 #	define CONFIG_MII		1
 #	define CONFIG_MII_INIT		1
 #	define CONFIG_SYS_DISCOVER_PHY
 #	define CONFIG_SYS_RX_ETH_BUFFER	8
 #	define CONFIG_SYS_FAULT_ECHO_LINK_DOWN

 #	define CONFIG_SYS_FEC0_PINMUX	0
 #	define CONFIG_SYS_FEC0_MIIBASE	CONFIG_SYS_FEC0_IOBASE
 #	define MCFFEC_TOUT_LOOP 50000

 #	define CONFIG_ETHPRIME		"FEC0"
 #	define CONFIG_IPADDR		192.162.1.2
 #	define CONFIG_NETMASK		255.255.255.0
 #	define CONFIG_SERVERIP		192.162.1.1
 #	define CONFIG_GATEWAYIP		192.162.1.1

 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */
 #	ifndef CONFIG_SYS_DISCOVER_PHY
 #		define FECDUPLEX	FULL
 #		define FECSPEED		_100BASET
 #	else
 #		ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
 #			define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
 #		endif
 #	endif			/* CONFIG_SYS_DISCOVER_PHY */
 #endif

 #define CONFIG_HOSTNAME		M54451EVB
 #ifdef CONFIG_SYS_STMICRO_BOOT
 /* ST Micro serial flash */
 #define	CONFIG_SYS_LOAD_ADDR2		0x40010007
 #define CONFIG_EXTRA_ENV_SETTINGS		\
 	"netdev=eth0\0"				\
 	"inpclk=" __stringify(CONFIG_SYS_INPUT_CLKSRC) "\0"	\
 	"loadaddr=0x40010000\0"			\
 	"sbfhdr=sbfhdr.bin\0"			\
 	"uboot=u-boot.bin\0"			\
 	"load=tftp ${loadaddr} ${sbfhdr};"	\
 	"tftp " __stringify(CONFIG_SYS_LOAD_ADDR2) " ${uboot} \0"	\
 	"upd=run load; run prog\0"		\
 	"prog=sf probe 0:1 1000000 3;"		\
 	"sf erase 0 30000;"			\
 	"sf write ${loadaddr} 0 30000;"		\
 	"save\0"				\
 	""
 #else
 #define CONFIG_SYS_UBOOT_END	0x3FFFF
 #define CONFIG_EXTRA_ENV_SETTINGS		\
 	"netdev=eth0\0"				\
 	"inpclk=" __stringify(CONFIG_SYS_INPUT_CLKSRC) "\0"	\
 	"loadaddr=40010000\0"			\
 	"u-boot=u-boot.bin\0"			\
 	"load=tftp ${loadaddr) ${u-boot}\0"	\
 	"upd=run load; run prog\0"		\
 	"prog=prot off 0 " __stringify(CONFIG_SYS_UBOOT_END)	\
 	"; era 0 " __stringify(CONFIG_SYS_UBOOT_END) " ;"	\
 	"cp.b ${loadaddr} 0 ${filesize};"	\
 	"save\0"				\
 	""
 #endif

 /* Realtime clock */
 #define CONFIG_MCFRTC
 #undef RTC_DEBUG
 #define CONFIG_SYS_RTC_OSCILLATOR	(32 * CONFIG_SYS_HZ)

 /* Timer */
 #define CONFIG_MCFTMR
 #undef CONFIG_MCFPIT

 /* I2c */
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_I2C_FSL
 #define CONFIG_SYS_FSL_I2C_SPEED	80000
 #define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
 #define CONFIG_SYS_FSL_I2C_OFFSET	0x58000
 #define CONFIG_SYS_IMMR			CONFIG_SYS_MBAR

 /* DSPI and Serial Flash */
 #define CONFIG_CF_SPI
 #define CONFIG_CF_DSPI
 #define CONFIG_SERIAL_FLASH
 #define CONFIG_HARD_SPI
 #define CONFIG_SYS_SBFHDR_SIZE		0x7
 #ifdef CONFIG_CMD_SPI

 #	define CONFIG_SYS_DSPI_CTAR0	(DSPI_CTAR_TRSZ(7) | \
 					 DSPI_CTAR_PCSSCK_1CLK | \
 					 DSPI_CTAR_PASC(0) | \
 					 DSPI_CTAR_PDT(0) | \
 					 DSPI_CTAR_CSSCK(0) | \
 					 DSPI_CTAR_ASC(0) | \
 					 DSPI_CTAR_DT(1))
 #	define CONFIG_SYS_DSPI_CTAR1	(CONFIG_SYS_DSPI_CTAR0)
 #	define CONFIG_SYS_DSPI_CTAR2	(CONFIG_SYS_DSPI_CTAR0)
 #endif

 /* Input, PCI, Flexbus, and VCO */
 #define CONFIG_EXTRA_CLOCK

 #define CONFIG_PRAM			2048	/* 2048 KB */

 #define CONFIG_SYS_LONGHELP		/* undef to save memory */

 #if defined(CONFIG_CMD_KGDB)
 #define CONFIG_SYS_CBSIZE			1024	/* Console I/O Buffer Size */
 #else
 #define CONFIG_SYS_CBSIZE			256	/* Console I/O Buffer Size */
 #endif
 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)	/* Print Buffer Size */
 #define CONFIG_SYS_MAXARGS		16	/* max number of command args */
 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size    */

 #define CONFIG_SYS_LOAD_ADDR		(CONFIG_SYS_SDRAM_BASE + 0x10000)

 #define CONFIG_SYS_MBAR			0xFC000000

 /*
  * Low Level Configuration Settings
  * (address mappings, register initial values, etc.)
  * You should know what you are doing if you make changes here.
  */

 /*-----------------------------------------------------------------------
  * Definitions for initial stack pointer and data area (in DPRAM)
  */
 #define CONFIG_SYS_INIT_RAM_ADDR	0x80000000
 #define CONFIG_SYS_INIT_RAM_SIZE	0x8000	/* Size of used area in internal SRAM */
 #define CONFIG_SYS_INIT_RAM_CTRL	0x221
 #define CONFIG_SYS_GBL_DATA_OFFSET	((CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) - 32)
 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
 #define CONFIG_SYS_SBFHDR_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - 32)

 /*-----------------------------------------------------------------------
  * Start addresses for the final memory configuration
  * (Set up by the startup code)
  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  */
 #define CONFIG_SYS_SDRAM_BASE		0x40000000
 #define CONFIG_SYS_SDRAM_SIZE		128	/* SDRAM size in MB */
 #define CONFIG_SYS_SDRAM_CFG1		0x33633F30
 #define CONFIG_SYS_SDRAM_CFG2		0x57670000
 #define CONFIG_SYS_SDRAM_CTRL		0xE20D2C00
 #define CONFIG_SYS_SDRAM_EMOD		0x80810000
 #define CONFIG_SYS_SDRAM_MODE		0x008D0000
 #define CONFIG_SYS_SDRAM_DRV_STRENGTH	0x44

 #define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE + 0x400
 #define CONFIG_SYS_MEMTEST_END		((CONFIG_SYS_SDRAM_SIZE - 3) << 20)

 #ifdef CONFIG_CF_SBF
 #	define CONFIG_SERIAL_BOOT
 #	define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_TEXT_BASE + 0x400)
 #else
 #	define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_FLASH_BASE + 0x400)
 #endif
 #define CONFIG_SYS_BOOTPARAMS_LEN	64*1024
 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor */

 /* Reserve 256 kB for malloc() */
 #define CONFIG_SYS_MALLOC_LEN		(256 << 10)
 /*
  * For booting Linux, the board info and command line data
  * have to be in the first 8 MB of memory, since this is
  * the maximum mapped by the Linux kernel during initialization ??
  */
 /* Initial Memory map for Linux */
 #define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))

 /* Configuration for environment
  * Environment is not embedded in u-boot. First time runing may have env
  * crc error warning if there is no correct environment on the flash.
  */
 #if defined(CONFIG_SYS_STMICRO_BOOT)
 #	define CONFIG_ENV_SPI_CS		1
 #	define CONFIG_ENV_OFFSET		0x20000
 #	define CONFIG_ENV_SIZE		0x2000
 #	define CONFIG_ENV_SECT_SIZE	0x10000
 #else
 #	define CONFIG_ENV_ADDR		(CONFIG_SYS_FLASH_BASE + 0x40000)
 #	define CONFIG_ENV_SIZE		0x2000
 #	define CONFIG_ENV_SECT_SIZE	0x20000
 #endif
 #undef CONFIG_ENV_OVERWRITE

 /* FLASH organization */
 #define CONFIG_SYS_FLASH_BASE		CONFIG_SYS_CS0_BASE

 #define CONFIG_SYS_FLASH_CFI
 #ifdef CONFIG_SYS_FLASH_CFI

 #	define CONFIG_FLASH_CFI_DRIVER	1
 #	define CONFIG_SYS_FLASH_USE_BUFFER_WRITE	1
 #	define CONFIG_SYS_FLASH_SIZE		0x1000000	/* Max size that the board might have */
 #	define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_16BIT
 #	define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of memory banks */
 #	define CONFIG_SYS_MAX_FLASH_SECT	137	/* max number of sectors on one chip */
 #	define CONFIG_SYS_FLASH_PROTECTION	/* "Real" (hardware) sectors protection */
 #	define CONFIG_SYS_FLASH_CHECKSUM
 #	define CONFIG_SYS_FLASH_BANKS_LIST	{ CONFIG_SYS_CS0_BASE }

 #endif

 /*
  * This is setting for JFFS2 support in u-boot.
  * NOTE: Enable CONFIG_CMD_JFFS2 for JFFS2 support.
  */
 #ifdef CONFIG_CMD_JFFS2
 #	define CONFIG_JFFS2_DEV		"nor0"
 #	define CONFIG_JFFS2_PART_SIZE	0x01000000
 #	define CONFIG_JFFS2_PART_OFFSET	(CONFIG_SYS_FLASH0_BASE + 0x500000)
 #endif

 /* Cache Configuration */
 #define CONFIG_SYS_CACHELINE_SIZE		16

 #define ICACHE_STATUS			(CONFIG_SYS_INIT_RAM_ADDR + \
 					 CONFIG_SYS_INIT_RAM_SIZE - 8)
 #define DCACHE_STATUS			(CONFIG_SYS_INIT_RAM_ADDR + \
 					 CONFIG_SYS_INIT_RAM_SIZE - 4)
 #define CONFIG_SYS_ICACHE_INV		(CF_CACR_BCINVA + CF_CACR_ICINVA)
 #define CONFIG_SYS_DCACHE_INV		(CF_CACR_DCINVA)
 #define CONFIG_SYS_CACHE_ACR2		(CONFIG_SYS_SDRAM_BASE | \
 					 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
 					 CF_ACR_EN | CF_ACR_SM_ALL)
 #define CONFIG_SYS_CACHE_ICACR		(CF_CACR_BEC | CF_CACR_IEC | \
 					 CF_CACR_ICINVA | CF_CACR_EUSP)
 #define CONFIG_SYS_CACHE_DCACR		((CONFIG_SYS_CACHE_ICACR | \
 					 CF_CACR_DEC | CF_CACR_DDCM_P | \
 					 CF_CACR_DCINVA) & ~CF_CACR_ICINVA)

 /*-----------------------------------------------------------------------
  * Memory bank definitions
  */
 /*
  * CS0 - NOR Flash 16MB
  * CS1 - Available
  * CS2 - Available
  * CS3 - Available
  * CS4 - Available
  * CS5 - Available
  */

  /* Flash */
 #define CONFIG_SYS_CS0_BASE		0x00000000
 #define CONFIG_SYS_CS0_MASK		0x00FF0001
 #define CONFIG_SYS_CS0_CTRL		0x00004D80

 #define CONFIG_SYS_SPANSION_BASE	CONFIG_SYS_CS0_BASE

 #endif				/* _M54451EVB_H */
	/*
	* Configuation settings for the Freescale MCF54451 EVB board.
	*
	* Copyright (C) 2004-2008 Freescale Semiconductor, Inc.
	* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
	*
	* SPDX-License-Identifier: GPL-2.0+
	*/

	/*
	* board/config.h - configuration options, board specific
	*/

	#ifndef _M54451EVB_H
	#define _M54451EVB_H

	/*
	* High Level Configuration Options
	* (easy to change)
	*/
	#define CONFIG_M54451EVB /* M54451EVB board */

	#define CONFIG_MCFUART
	#define CONFIG_SYS_UART_PORT (0)

	#undef CONFIG_WATCHDOG

	#define CONFIG_TIMESTAMP /* Print image info with timestamp */

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

	/* Network configuration */
	#define CONFIG_MCFFEC
	#ifdef CONFIG_MCFFEC
	# define CONFIG_MII 1
	# define CONFIG_MII_INIT 1
	# define CONFIG_SYS_DISCOVER_PHY
	# define CONFIG_SYS_RX_ETH_BUFFER 8
	# define CONFIG_SYS_FAULT_ECHO_LINK_DOWN

	# define CONFIG_SYS_FEC0_PINMUX 0
	# define CONFIG_SYS_FEC0_MIIBASE CONFIG_SYS_FEC0_IOBASE
	# define MCFFEC_TOUT_LOOP 50000

	# define CONFIG_ETHPRIME "FEC0"
	# define CONFIG_IPADDR 192.162.1.2
	# define CONFIG_NETMASK 255.255.255.0
	# define CONFIG_SERVERIP 192.162.1.1
	# define CONFIG_GATEWAYIP 192.162.1.1

	/* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */
	# ifndef CONFIG_SYS_DISCOVER_PHY
	# define FECDUPLEX FULL
	# define FECSPEED _100BASET
	# else
	# ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
	# define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
	# endif
	# endif /* CONFIG_SYS_DISCOVER_PHY */
	#endif

	#define CONFIG_HOSTNAME M54451EVB
	#ifdef CONFIG_SYS_STMICRO_BOOT
	/* ST Micro serial flash */
	#define CONFIG_SYS_LOAD_ADDR2 0x40010007
	#define CONFIG_EXTRA_ENV_SETTINGS \
	"netdev=eth0\0" \
	"inpclk=" __stringify(CONFIG_SYS_INPUT_CLKSRC) "\0" \
	"loadaddr=0x40010000\0" \
	"sbfhdr=sbfhdr.bin\0" \
	"uboot=u-boot.bin\0" \
	"load=tftp ${loadaddr} ${sbfhdr};" \
	"tftp " __stringify(CONFIG_SYS_LOAD_ADDR2) " ${uboot} \0" \
	"upd=run load; run prog\0" \
	"prog=sf probe 0:1 1000000 3;" \
	"sf erase 0 30000;" \
	"sf write ${loadaddr} 0 30000;" \
	"save\0" \
	""
	#else
	#define CONFIG_SYS_UBOOT_END 0x3FFFF
	#define CONFIG_EXTRA_ENV_SETTINGS \
	"netdev=eth0\0" \
	"inpclk=" __stringify(CONFIG_SYS_INPUT_CLKSRC) "\0" \
	"loadaddr=40010000\0" \
	"u-boot=u-boot.bin\0" \
	"load=tftp ${loadaddr) ${u-boot}\0" \
	"upd=run load; run prog\0" \
	"prog=prot off 0 " __stringify(CONFIG_SYS_UBOOT_END) \
	"; era 0 " __stringify(CONFIG_SYS_UBOOT_END) " ;" \
	"cp.b ${loadaddr} 0 ${filesize};" \
	"save\0" \
	""
	#endif

	/* Realtime clock */
	#define CONFIG_MCFRTC
	#undef RTC_DEBUG
	#define CONFIG_SYS_RTC_OSCILLATOR (32 * CONFIG_SYS_HZ)

	/* Timer */
	#define CONFIG_MCFTMR
	#undef CONFIG_MCFPIT

	/* I2c */
	#define CONFIG_SYS_I2C
	#define CONFIG_SYS_I2C_FSL
	#define CONFIG_SYS_FSL_I2C_SPEED 80000
	#define CONFIG_SYS_FSL_I2C_SLAVE 0x7F
	#define CONFIG_SYS_FSL_I2C_OFFSET 0x58000
	#define CONFIG_SYS_IMMR CONFIG_SYS_MBAR

	/* DSPI and Serial Flash */
	#define CONFIG_CF_SPI
	#define CONFIG_CF_DSPI
	#define CONFIG_SERIAL_FLASH
	#define CONFIG_HARD_SPI
	#define CONFIG_SYS_SBFHDR_SIZE 0x7
	#ifdef CONFIG_CMD_SPI

	# define CONFIG_SYS_DSPI_CTAR0 (DSPI_CTAR_TRSZ(7) \| \
	DSPI_CTAR_PCSSCK_1CLK \| \
	DSPI_CTAR_PASC(0) \| \
	DSPI_CTAR_PDT(0) \| \
	DSPI_CTAR_CSSCK(0) \| \
	DSPI_CTAR_ASC(0) \| \
	DSPI_CTAR_DT(1))
	# define CONFIG_SYS_DSPI_CTAR1 (CONFIG_SYS_DSPI_CTAR0)
	# define CONFIG_SYS_DSPI_CTAR2 (CONFIG_SYS_DSPI_CTAR0)
	#endif

	/* Input, PCI, Flexbus, and VCO */
	#define CONFIG_EXTRA_CLOCK

	#define CONFIG_PRAM 2048 /* 2048 KB */

	#define CONFIG_SYS_LONGHELP /* undef to save memory */

	#if defined(CONFIG_CMD_KGDB)
	#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
	#else
	#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
	#endif
	#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
	#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
	#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */

	#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x10000)

	#define CONFIG_SYS_MBAR 0xFC000000

	/*
	* Low Level Configuration Settings
	* (address mappings, register initial values, etc.)
	* You should know what you are doing if you make changes here.
	*/

	/*-----------------------------------------------------------------------
	* Definitions for initial stack pointer and data area (in DPRAM)
	*/
	#define CONFIG_SYS_INIT_RAM_ADDR 0x80000000
	#define CONFIG_SYS_INIT_RAM_SIZE 0x8000 /* Size of used area in internal SRAM */
	#define CONFIG_SYS_INIT_RAM_CTRL 0x221
	#define CONFIG_SYS_GBL_DATA_OFFSET ((CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) - 32)
	#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
	#define CONFIG_SYS_SBFHDR_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - 32)

	/*-----------------------------------------------------------------------
	* Start addresses for the final memory configuration
	* (Set up by the startup code)
	* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
	*/
	#define CONFIG_SYS_SDRAM_BASE 0x40000000
	#define CONFIG_SYS_SDRAM_SIZE 128 /* SDRAM size in MB */
	#define CONFIG_SYS_SDRAM_CFG1 0x33633F30
	#define CONFIG_SYS_SDRAM_CFG2 0x57670000
	#define CONFIG_SYS_SDRAM_CTRL 0xE20D2C00
	#define CONFIG_SYS_SDRAM_EMOD 0x80810000
	#define CONFIG_SYS_SDRAM_MODE 0x008D0000
	#define CONFIG_SYS_SDRAM_DRV_STRENGTH 0x44

	#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE + 0x400
	#define CONFIG_SYS_MEMTEST_END ((CONFIG_SYS_SDRAM_SIZE - 3) << 20)

	#ifdef CONFIG_CF_SBF
	# define CONFIG_SERIAL_BOOT
	# define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_TEXT_BASE + 0x400)
	#else
	# define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400)
	#endif
	#define CONFIG_SYS_BOOTPARAMS_LEN 64*1024
	#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */

	/* Reserve 256 kB for malloc() */
	#define CONFIG_SYS_MALLOC_LEN (256 << 10)
	/*
	* For booting Linux, the board info and command line data
	* have to be in the first 8 MB of memory, since this is
	* the maximum mapped by the Linux kernel during initialization ??
	*/
	/* Initial Memory map for Linux */
	#define CONFIG_SYS_BOOTMAPSZ (CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))

	/* Configuration for environment
	* Environment is not embedded in u-boot. First time runing may have env
	* crc error warning if there is no correct environment on the flash.
	*/
	#if defined(CONFIG_SYS_STMICRO_BOOT)
	# define CONFIG_ENV_SPI_CS 1
	# define CONFIG_ENV_OFFSET 0x20000
	# define CONFIG_ENV_SIZE 0x2000
	# define CONFIG_ENV_SECT_SIZE 0x10000
	#else
	# define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x40000)
	# define CONFIG_ENV_SIZE 0x2000
	# define CONFIG_ENV_SECT_SIZE 0x20000
	#endif
	#undef CONFIG_ENV_OVERWRITE

	/* FLASH organization */
	#define CONFIG_SYS_FLASH_BASE CONFIG_SYS_CS0_BASE

	#define CONFIG_SYS_FLASH_CFI
	#ifdef CONFIG_SYS_FLASH_CFI

	# define CONFIG_FLASH_CFI_DRIVER 1
	# define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
	# define CONFIG_SYS_FLASH_SIZE 0x1000000 /* Max size that the board might have */
	# define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
	# define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
	# define CONFIG_SYS_MAX_FLASH_SECT 137 /* max number of sectors on one chip */
	# define CONFIG_SYS_FLASH_PROTECTION /* "Real" (hardware) sectors protection */
	# define CONFIG_SYS_FLASH_CHECKSUM
	# define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_CS0_BASE }

	#endif

	/*
	* This is setting for JFFS2 support in u-boot.
	* NOTE: Enable CONFIG_CMD_JFFS2 for JFFS2 support.
	*/
	#ifdef CONFIG_CMD_JFFS2
	# define CONFIG_JFFS2_DEV "nor0"
	# define CONFIG_JFFS2_PART_SIZE 0x01000000
	# define CONFIG_JFFS2_PART_OFFSET (CONFIG_SYS_FLASH0_BASE + 0x500000)
	#endif

	/* Cache Configuration */
	#define CONFIG_SYS_CACHELINE_SIZE 16

	#define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
	CONFIG_SYS_INIT_RAM_SIZE - 8)
	#define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
	CONFIG_SYS_INIT_RAM_SIZE - 4)
	#define CONFIG_SYS_ICACHE_INV (CF_CACR_BCINVA + CF_CACR_ICINVA)
	#define CONFIG_SYS_DCACHE_INV (CF_CACR_DCINVA)
	#define CONFIG_SYS_CACHE_ACR2 (CONFIG_SYS_SDRAM_BASE \| \
	CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) \| \
	CF_ACR_EN \| CF_ACR_SM_ALL)
	#define CONFIG_SYS_CACHE_ICACR (CF_CACR_BEC \| CF_CACR_IEC \| \
	CF_CACR_ICINVA \| CF_CACR_EUSP)
	#define CONFIG_SYS_CACHE_DCACR ((CONFIG_SYS_CACHE_ICACR \| \
	CF_CACR_DEC \| CF_CACR_DDCM_P \| \
	CF_CACR_DCINVA) & ~CF_CACR_ICINVA)

	/*-----------------------------------------------------------------------
	* Memory bank definitions
	*/
	/*
	* CS0 - NOR Flash 16MB
	* CS1 - Available
	* CS2 - Available
	* CS3 - Available
	* CS4 - Available
	* CS5 - Available
	*/

	/* Flash */
	#define CONFIG_SYS_CS0_BASE 0x00000000
	#define CONFIG_SYS_CS0_MASK 0x00FF0001
	#define CONFIG_SYS_CS0_CTRL 0x00004D80

	#define CONFIG_SYS_SPANSION_BASE CONFIG_SYS_CS0_BASE

	#endif /* _M54451EVB_H */