include/configs/quad100hd.h - platform/external/u-boot - Gitiles

 /*
  * (C) Copyright 2008
  * Gary Jennejohn, DENX Software Engineering GmbH, garyj@denx.de.
  *
  * 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
  */

 /************************************************************************
  * quad100hd.h - configuration for Quad100hd board
  ***********************************************************************/
 #ifndef __CONFIG_H
 #define __CONFIG_H

 /*-----------------------------------------------------------------------
  * High Level Configuration Options
  *----------------------------------------------------------------------*/
 #define CONFIG_QUAD100HD	1		/* Board is Quad100hd	*/
 #define CONFIG_4xx		1		/* ... PPC4xx family	*/
 #define CONFIG_405EP		1		/* Specifc 405EP support*/

 #define CONFIG_SYS_CLK_FREQ     33333333 /* external frequency to pll   */

 #define CONFIG_BOARD_EARLY_INIT_F 1		/* Call board_early_init_f */

 #define PLLMR0_DEFAULT		PLLMR0_266_133_66 /* no PCI */
 #define PLLMR1_DEFAULT		PLLMR1_266_133_66 /* no PCI */

 /* the environment is in the EEPROM by default */
 #define CONFIG_ENV_IS_IN_EEPROM
 #undef CONFIG_ENV_IS_IN_FLASH

 #define CONFIG_PPC4xx_EMAC
 #define CONFIG_NET_MULTI	1
 #define CONFIG_HAS_ETH1		1
 #define CONFIG_MII		1	/* MII PHY management		*/
 #define CONFIG_PHY_ADDR		0x01	/* PHY address			*/
 #define CONFIG_SYS_RX_ETH_BUFFER	16	/* Number of ethernet rx buffers & descriptors */
 #define CONFIG_PHY_RESET	1
 #define CONFIG_PHY_RESET_DELAY	300	/* PHY RESET recovery delay	*/

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

 #undef CONFIG_CMD_ASKENV
 #undef CONFIG_CMD_CACHE
 #define CONFIG_CMD_DHCP
 #undef CONFIG_CMD_DIAG
 #define CONFIG_CMD_EEPROM
 #undef CONFIG_CMD_ELF
 #define CONFIG_CMD_I2C
 #undef CONFIG_CMD_IRQ
 #define CONFIG_CMD_JFFS2
 #undef CONFIG_CMD_LOG
 #undef CONFIG_CMD_MII
 #define CONFIG_CMD_NAND
 #undef CONFIG_CMD_PING
 #define CONFIG_CMD_REGINFO

 #undef CONFIG_WATCHDOG			/* watchdog disabled		*/

 /*-----------------------------------------------------------------------
  * SDRAM
  *----------------------------------------------------------------------*/
 /*
  * SDRAM configuration (please see cpu/ppc/sdram.[ch])
  */
 #define CONFIG_SDRAM_BANK0  1

 /* FIX! SDRAM timings used in datasheet */
 #define CONFIG_SYS_SDRAM_CL            3       /* CAS latency */
 #define CONFIG_SYS_SDRAM_tRP           20      /* PRECHARGE command period */
 #define CONFIG_SYS_SDRAM_tRC           66      /* ACTIVE-to-ACTIVE command period */
 #define CONFIG_SYS_SDRAM_tRCD          20      /* ACTIVE-to-READ delay */
 #define CONFIG_SYS_SDRAM_tRFC          66      /* Auto refresh period */

 /*
  * JFFS2
  */
 #define CONFIG_SYS_JFFS2_FIRST_BANK    0
 #ifdef  CONFIG_SYS_KERNEL_IN_JFFS2
 #define CONFIG_SYS_JFFS2_FIRST_SECTOR  0   /* JFFS starts at block 0 */
 #else /* kernel not in JFFS */
 #define CONFIG_SYS_JFFS2_FIRST_SECTOR  8   /* block 0-7 is kernel (1MB = 8 sectors) */
 #endif
 #define CONFIG_SYS_JFFS2_NUM_BANKS     1

 /*-----------------------------------------------------------------------
  * Serial Port
  *----------------------------------------------------------------------*/
 #undef	CONFIG_SYS_EXT_SERIAL_CLOCK			/* external serial clock */
 #define CONFIG_SYS_BASE_BAUD		691200
 #define CONFIG_BAUDRATE		115200
 #define CONFIG_SERIAL_MULTI

 /* The following table includes the supported baudrates */
 #define CONFIG_SYS_BAUDRATE_TABLE	\
 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}

 /*-----------------------------------------------------------------------
  * Miscellaneous configurable options
  *----------------------------------------------------------------------*/
 #define CONFIG_SYS_LONGHELP			/* undef to save memory		*/
 #define CONFIG_SYS_PROMPT	        "=> "	/* Monitor Command Prompt	*/
 #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_MEMTEST_START	0x0400000 /* memtest works on		*/
 #define CONFIG_SYS_MEMTEST_END		0x0C00000 /* 4 ... 12 MB in DRAM	*/

 #define CONFIG_SYS_LOAD_ADDR		0x100000  /* default load address	*/
 #define CONFIG_SYS_EXTBDINFO		1	/* To use extended board_info (bd_t) */

 #define CONFIG_SYS_HZ		        1000	/* decrementer freq: 1 ms ticks	*/

 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
 #define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/

 #define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
 #define CONFIG_LOOPW            1       /* enable loopw command         */
 #define CONFIG_MX_CYCLIC        1       /* enable mdc/mwc commands      */
 #define CONFIG_ZERO_BOOTDELAY_CHECK	/* check for keypress on bootdelay==0 */
 #define CONFIG_VERSION_VARIABLE 1	/* include version env variable */

 /*-----------------------------------------------------------------------
  * I2C
  *----------------------------------------------------------------------*/
 #define CONFIG_HARD_I2C		1		/* I2C with hardware support	*/
 #undef	CONFIG_SOFT_I2C				/* I2C bit-banged		*/
 #define CONFIG_SYS_I2C_SPEED		400000		/* I2C speed and slave address	*/
 #define CONFIG_SYS_I2C_SLAVE		0x7F

 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50		/* base address */
 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2		/* bytes of address */

 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	5	/* 8 byte write page size */
 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10	/* and takes up to 10 msec */
 #define CONFIG_SYS_EEPROM_SIZE			0x2000

 /*-----------------------------------------------------------------------
  * 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		0x00000000
 #define CONFIG_SYS_FLASH_BASE		0xFFC00000
 #define CONFIG_SYS_MONITOR_LEN		(256 * 1024)	/* Reserve 256 kB for Monitor	*/
 #define CONFIG_SYS_MALLOC_LEN		(128 * 1024)	/* Reserve 128 kB for malloc()	*/
 #define CONFIG_SYS_MONITOR_BASE	(TEXT_BASE)

 /*
  * 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.
  */
 #define CONFIG_SYS_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */

 /*-----------------------------------------------------------------------
  * FLASH organization
  */
 #define CONFIG_SYS_FLASH_CFI			/* The flash is CFI compatible	*/
 #define	CONFIG_FLASH_CFI_DRIVER

 #define CONFIG_SYS_FLASH_BANKS_LIST	{ CONFIG_SYS_FLASH_BASE }

 #define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of memory banks	*/
 #define CONFIG_SYS_MAX_FLASH_SECT	128	/* max number of sectors on one chip */

 #define CONFIG_SYS_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms) */
 #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms) */

 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1	/* use buffered writes (20x faster) */
 #define CONFIG_SYS_FLASH_INCREMENT      0       /* there is only one bank         */

 #define CONFIG_SYS_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */
 #define CONFIG_SYS_FLASH_QUIET_TEST	1	/* don't warn upon unknown flash */

 #ifdef CONFIG_ENV_IS_IN_FLASH
 #define CONFIG_ENV_SECT_SIZE	0x10000	/* size of one complete sector	*/
 /* the environment is located before u-boot */
 #define CONFIG_ENV_ADDR		(TEXT_BASE - CONFIG_ENV_SECT_SIZE)

 /* Address and size of Redundant Environment Sector	*/
 #define CONFIG_ENV_ADDR_REDUND	(CONFIG_ENV_ADDR - CONFIG_ENV_SECT_SIZE)
 #define CONFIG_ENV_SIZE_REDUND	(CONFIG_ENV_SECT_SIZE)
 #endif

 #ifdef CONFIG_ENV_IS_IN_EEPROM
 #define CONFIG_ENV_SIZE		0x400		/* Size of Environment vars */
 #define CONFIG_ENV_OFFSET		0x00000000
 #define CONFIG_SYS_ENABLE_CRC_16	1       /* Intrinsyc formatting used crc16 */
 #endif

 /* partly from PPCBoot */
 /* NAND */
 #define CONFIG_NAND
 #ifdef CONFIG_NAND
 #define CONFIG_SYS_NAND_BASE   0x60000000
 #define CONFIG_SYS_NAND_CS	10   /* our CS is GPIO10 */
 #define CONFIG_SYS_NAND_RDY	23   /* our RDY is GPIO23 */
 #define CONFIG_SYS_NAND_CE	24   /* our CE is GPIO24  */
 #define CONFIG_SYS_NAND_CLE	31   /* our CLE is GPIO31 */
 #define CONFIG_SYS_NAND_ALE	30   /* our ALE is GPIO30 */
 #define CONFIG_SYS_MAX_NAND_DEVICE	1

 #define CONFIG_SYS_64BIT_VSPRINTF	/* needed for nand_util.c */
 #endif

 /*-----------------------------------------------------------------------
  * Definitions for initial stack pointer and data area (in data cache)
  */
 /* use on chip memory (OCM) for temperary stack until sdram is tested */
 /* see ./cpu/ppc4xx/start.S */
 #define CONFIG_SYS_TEMP_STACK_OCM	1

 /* On Chip Memory location */
 #define CONFIG_SYS_OCM_DATA_ADDR	0xF8000000
 #define CONFIG_SYS_OCM_DATA_SIZE	0x1000
 #define CONFIG_SYS_INIT_RAM_ADDR	CONFIG_SYS_OCM_DATA_ADDR /* inside of OCM		*/
 #define CONFIG_SYS_INIT_RAM_END	CONFIG_SYS_OCM_DATA_SIZE /* End of used area in RAM	*/

 #define CONFIG_SYS_GBL_DATA_SIZE	128  /* size in bytes reserved for initial data */
 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
 #define CONFIG_SYS_INIT_SP_OFFSET      CONFIG_SYS_GBL_DATA_OFFSET

 /*-----------------------------------------------------------------------
  * External Bus Controller (EBC) Setup
  * Taken from PPCBoot board/icecube/icecube.h
  */

 /* see ./cpu/ppc4xx/cpu_init.c ./cpu/ppc4xx/ndfc.c */
 #define CONFIG_SYS_EBC_PB0AP		0x04002480
 /* AMD NOR flash - this corresponds to FLASH_BASE so may be correct */
 #define CONFIG_SYS_EBC_PB0CR		0xFFC5A000
 #define CONFIG_SYS_EBC_PB1AP           0x04005480
 #define CONFIG_SYS_EBC_PB1CR           0x60018000
 #define CONFIG_SYS_EBC_PB2AP           0x00000000
 #define CONFIG_SYS_EBC_PB2CR           0x00000000
 #define CONFIG_SYS_EBC_PB3AP           0x00000000
 #define CONFIG_SYS_EBC_PB3CR           0x00000000
 #define CONFIG_SYS_EBC_PB4AP           0x00000000
 #define CONFIG_SYS_EBC_PB4CR           0x00000000

 /*-----------------------------------------------------------------------
  * Definitions for GPIO setup (PPC405EP specific)
  *
  * Taken in part from PPCBoot board/icecube/icecube.h
  */
 /* see ./cpu/ppc4xx/cpu_init.c ./cpu/ppc4xx/start.S */
 #define CONFIG_SYS_GPIO0_OSRH		0x55555550
 #define CONFIG_SYS_GPIO0_OSRL		0x00000110
 #define CONFIG_SYS_GPIO0_ISR1H		0x00000000
 #define CONFIG_SYS_GPIO0_ISR1L		0x15555445
 #define CONFIG_SYS_GPIO0_TSRH		0x00000000
 #define CONFIG_SYS_GPIO0_TSRL		0x00000000
 #define CONFIG_SYS_GPIO0_TCR		0xFFFF8097
 #define CONFIG_SYS_GPIO0_ODR		0x00000000

 #if defined(CONFIG_CMD_KGDB)
 #define CONFIG_KGDB_BAUDRATE	230400		/* speed to run kgdb serial port */
 #define CONFIG_KGDB_SER_INDEX	2		/* which serial port to use */
 #endif

 /* ENVIRONMENT VARS */

 #define CONFIG_IPADDR		192.168.1.67
 #define CONFIG_SERVERIP		192.168.1.50
 #define CONFIG_GATEWAYIP	192.168.1.1
 #define CONFIG_NETMASK		255.255.255.0
 #define CONFIG_LOADADDR		300000
 #define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds */

 /* pass open firmware flat tree */
 #define CONFIG_OF_LIBFDT	1

 #endif	/* __CONFIG_H */
	/*
	* (C) Copyright 2008
	* Gary Jennejohn, DENX Software Engineering GmbH, garyj@denx.de.
	*
	* 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
	*/

	/************************************************************************
	* quad100hd.h - configuration for Quad100hd board
	***********************************************************************/
	#ifndef __CONFIG_H
	#define __CONFIG_H

	/*-----------------------------------------------------------------------
	* High Level Configuration Options
	----------------------------------------------------------------------/
	#define CONFIG_QUAD100HD 1 /* Board is Quad100hd */
	#define CONFIG_4xx 1 /* ... PPC4xx family */
	#define CONFIG_405EP 1 /* Specifc 405EP support*/

	#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */

	#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */

	#define PLLMR0_DEFAULT PLLMR0_266_133_66 /* no PCI */
	#define PLLMR1_DEFAULT PLLMR1_266_133_66 /* no PCI */

	/* the environment is in the EEPROM by default */
	#define CONFIG_ENV_IS_IN_EEPROM
	#undef CONFIG_ENV_IS_IN_FLASH

	#define CONFIG_PPC4xx_EMAC
	#define CONFIG_NET_MULTI 1
	#define CONFIG_HAS_ETH1 1
	#define CONFIG_MII 1 /* MII PHY management */
	#define CONFIG_PHY_ADDR 0x01 /* PHY address */
	#define CONFIG_SYS_RX_ETH_BUFFER 16 /* Number of ethernet rx buffers & descriptors */
	#define CONFIG_PHY_RESET 1
	#define CONFIG_PHY_RESET_DELAY 300 /* PHY RESET recovery delay */

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

	#undef CONFIG_CMD_ASKENV
	#undef CONFIG_CMD_CACHE
	#define CONFIG_CMD_DHCP
	#undef CONFIG_CMD_DIAG
	#define CONFIG_CMD_EEPROM
	#undef CONFIG_CMD_ELF
	#define CONFIG_CMD_I2C
	#undef CONFIG_CMD_IRQ
	#define CONFIG_CMD_JFFS2
	#undef CONFIG_CMD_LOG
	#undef CONFIG_CMD_MII
	#define CONFIG_CMD_NAND
	#undef CONFIG_CMD_PING
	#define CONFIG_CMD_REGINFO

	#undef CONFIG_WATCHDOG /* watchdog disabled */

	/*-----------------------------------------------------------------------
	* SDRAM
	----------------------------------------------------------------------/
	/*
	* SDRAM configuration (please see cpu/ppc/sdram.[ch])
	*/
	#define CONFIG_SDRAM_BANK0 1

	/* FIX! SDRAM timings used in datasheet */
	#define CONFIG_SYS_SDRAM_CL 3 /* CAS latency */
	#define CONFIG_SYS_SDRAM_tRP 20 /* PRECHARGE command period */
	#define CONFIG_SYS_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE command period */
	#define CONFIG_SYS_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */
	#define CONFIG_SYS_SDRAM_tRFC 66 /* Auto refresh period */

	/*
	* JFFS2
	*/
	#define CONFIG_SYS_JFFS2_FIRST_BANK 0
	#ifdef CONFIG_SYS_KERNEL_IN_JFFS2
	#define CONFIG_SYS_JFFS2_FIRST_SECTOR 0 /* JFFS starts at block 0 */
	#else /* kernel not in JFFS */
	#define CONFIG_SYS_JFFS2_FIRST_SECTOR 8 /* block 0-7 is kernel (1MB = 8 sectors) */
	#endif
	#define CONFIG_SYS_JFFS2_NUM_BANKS 1

	/*-----------------------------------------------------------------------
	* Serial Port
	----------------------------------------------------------------------/
	#undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
	#define CONFIG_SYS_BASE_BAUD 691200
	#define CONFIG_BAUDRATE 115200
	#define CONFIG_SERIAL_MULTI

	/* The following table includes the supported baudrates */
	#define CONFIG_SYS_BAUDRATE_TABLE \
	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}

	/*-----------------------------------------------------------------------
	* Miscellaneous configurable options
	----------------------------------------------------------------------/
	#define CONFIG_SYS_LONGHELP /* undef to save memory */
	#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
	#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_MEMTEST_START 0x0400000 /* memtest works on */
	#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */

	#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
	#define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_info (bd_t) */

	#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */

	#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
	#define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */

	#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
	#define CONFIG_LOOPW 1 /* enable loopw command */
	#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */
	#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
	#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */

	/*-----------------------------------------------------------------------
	* I2C
	----------------------------------------------------------------------/
	#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
	#undef CONFIG_SOFT_I2C /* I2C bit-banged */
	#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
	#define CONFIG_SYS_I2C_SLAVE 0x7F

	#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* base address */
	#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* bytes of address */

	#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5 /* 8 byte write page size */
	#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
	#define CONFIG_SYS_EEPROM_SIZE 0x2000

	/*-----------------------------------------------------------------------
	* 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 0x00000000
	#define CONFIG_SYS_FLASH_BASE 0xFFC00000
	#define CONFIG_SYS_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
	#define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
	#define CONFIG_SYS_MONITOR_BASE (TEXT_BASE)

	/*
	* 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.
	*/
	#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */

	/*-----------------------------------------------------------------------
	* FLASH organization
	*/
	#define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
	#define CONFIG_FLASH_CFI_DRIVER

	#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }

	#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
	#define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */

	#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
	#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */

	#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
	#define CONFIG_SYS_FLASH_INCREMENT 0 /* there is only one bank */

	#define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
	#define CONFIG_SYS_FLASH_QUIET_TEST 1 /* don't warn upon unknown flash */

	#ifdef CONFIG_ENV_IS_IN_FLASH
	#define CONFIG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */
	/* the environment is located before u-boot */
	#define CONFIG_ENV_ADDR (TEXT_BASE - CONFIG_ENV_SECT_SIZE)

	/* Address and size of Redundant Environment Sector */
	#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR - CONFIG_ENV_SECT_SIZE)
	#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SECT_SIZE)
	#endif

	#ifdef CONFIG_ENV_IS_IN_EEPROM
	#define CONFIG_ENV_SIZE 0x400 /* Size of Environment vars */
	#define CONFIG_ENV_OFFSET 0x00000000
	#define CONFIG_SYS_ENABLE_CRC_16 1 /* Intrinsyc formatting used crc16 */
	#endif

	/* partly from PPCBoot */
	/* NAND */
	#define CONFIG_NAND
	#ifdef CONFIG_NAND
	#define CONFIG_SYS_NAND_BASE 0x60000000
	#define CONFIG_SYS_NAND_CS 10 /* our CS is GPIO10 */
	#define CONFIG_SYS_NAND_RDY 23 /* our RDY is GPIO23 */
	#define CONFIG_SYS_NAND_CE 24 /* our CE is GPIO24 */
	#define CONFIG_SYS_NAND_CLE 31 /* our CLE is GPIO31 */
	#define CONFIG_SYS_NAND_ALE 30 /* our ALE is GPIO30 */
	#define CONFIG_SYS_MAX_NAND_DEVICE 1

	#define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */
	#endif

	/*-----------------------------------------------------------------------
	* Definitions for initial stack pointer and data area (in data cache)
	*/
	/* use on chip memory (OCM) for temperary stack until sdram is tested */
	/* see ./cpu/ppc4xx/start.S */
	#define CONFIG_SYS_TEMP_STACK_OCM 1

	/* On Chip Memory location */
	#define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
	#define CONFIG_SYS_OCM_DATA_SIZE 0x1000
	#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of OCM */
	#define CONFIG_SYS_INIT_RAM_END CONFIG_SYS_OCM_DATA_SIZE /* End of used area in RAM */

	#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
	#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
	#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET

	/*-----------------------------------------------------------------------
	* External Bus Controller (EBC) Setup
	* Taken from PPCBoot board/icecube/icecube.h
	*/

	/* see ./cpu/ppc4xx/cpu_init.c ./cpu/ppc4xx/ndfc.c */
	#define CONFIG_SYS_EBC_PB0AP 0x04002480
	/* AMD NOR flash - this corresponds to FLASH_BASE so may be correct */
	#define CONFIG_SYS_EBC_PB0CR 0xFFC5A000
	#define CONFIG_SYS_EBC_PB1AP 0x04005480
	#define CONFIG_SYS_EBC_PB1CR 0x60018000
	#define CONFIG_SYS_EBC_PB2AP 0x00000000
	#define CONFIG_SYS_EBC_PB2CR 0x00000000
	#define CONFIG_SYS_EBC_PB3AP 0x00000000
	#define CONFIG_SYS_EBC_PB3CR 0x00000000
	#define CONFIG_SYS_EBC_PB4AP 0x00000000
	#define CONFIG_SYS_EBC_PB4CR 0x00000000

	/*-----------------------------------------------------------------------
	* Definitions for GPIO setup (PPC405EP specific)
	*
	* Taken in part from PPCBoot board/icecube/icecube.h
	*/
	/* see ./cpu/ppc4xx/cpu_init.c ./cpu/ppc4xx/start.S */
	#define CONFIG_SYS_GPIO0_OSRH 0x55555550
	#define CONFIG_SYS_GPIO0_OSRL 0x00000110
	#define CONFIG_SYS_GPIO0_ISR1H 0x00000000
	#define CONFIG_SYS_GPIO0_ISR1L 0x15555445
	#define CONFIG_SYS_GPIO0_TSRH 0x00000000
	#define CONFIG_SYS_GPIO0_TSRL 0x00000000
	#define CONFIG_SYS_GPIO0_TCR 0xFFFF8097
	#define CONFIG_SYS_GPIO0_ODR 0x00000000

	#if defined(CONFIG_CMD_KGDB)
	#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
	#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
	#endif

	/* ENVIRONMENT VARS */

	#define CONFIG_IPADDR 192.168.1.67
	#define CONFIG_SERVERIP 192.168.1.50
	#define CONFIG_GATEWAYIP 192.168.1.1
	#define CONFIG_NETMASK 255.255.255.0
	#define CONFIG_LOADADDR 300000
	#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */

	/* pass open firmware flat tree */
	#define CONFIG_OF_LIBFDT 1

	#endif /* __CONFIG_H */