Merge branch 'master' into hpc2

14 files changed, 424 insertions, 378 deletions

diff --git a/include/configs/alpr.h b/include/configs/alpr.h
index 49027da..67f62d3 100644
--- a/include/configs/alpr.h
+++ b/include/configs/alpr.h
@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2006
+ * (C) Copyright 2006-2007
  * Stefan Roese, DENX Software Engineering, sr@denx.de.
  *
  * See file CREDITS for list of people who contributed to this
@@ -135,7 +135,7 @@
 #define CFG_EEPROM_PAGE_WRITE_ENABLE
 
 #define CONFIG_PREBOOT	"echo;"	\
-	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
+	"echo Type \"run kernelx\" to boot the system;"			\
 	"echo"
 
 #undef	CONFIG_BOOTARGS
@@ -144,7 +144,7 @@
 	"netdev=eth3\0"							\
 	"hostname=alpr\0"						\
 	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
-		"nfsroot=${serverip}:${rootpath}\0"			\
+		"nfsroot=${serverip}:${rootpath} ${init}\0"		\
 	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
 	"addip=setenv bootargs ${bootargs} "				\
 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
@@ -170,7 +170,6 @@
 	"ethact=ppc_4xx_eth3\0"						\
 	"autoload=no\0"							\
 	"ipconfig=dhcp;setenv serverip 11.0.0.152\0"			\
-	"actkernel=kernel2\0"						\
 	"load_fpga=fpga load 0 ffe00000 10dd9a\0"			\
 	"mtdargs=setenv bootargs root=/dev/mtdblock6 rw "		\
 		"rootfstype=jffs2 init=/sbin/init\0"			\
@@ -178,8 +177,10 @@
 		";bootm 200000\0"					\
 	"kernel2_mtd=nand read 200000 200000 200000;run mtdargs addip "	\
 		"addtty;bootm 200000\0"					\
-	"kernel1=run ipconfig load_fpga kernel1_mtd\0"			\
-	"kernel2=run ipconfig load_fpga kernel2_mtd\0"			\
+	"kernel1=setenv actkernel 'kernel1';run load_fpga "		\
+		"kernel1_mtd\0"						\
+	"kernel2=setenv actkernel 'kernel2';run load_fpga "		\
+		"kernel2_mtd\0"						\
 	""
 
 #define CONFIG_BOOTCOMMAND	"run kernel2"
@@ -244,6 +245,7 @@
 #define CFG_MAXARGS	16		/* max number of command args	*/
 #define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size	*/
 
+#define CFG_ALT_MEMTEST		1	/* Enable more extensive memtest*/
 #define CFG_MEMTEST_START	0x0400000	/* memtest works on	*/
 #define CFG_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/
 
diff --git a/include/configs/bamboo.h b/include/configs/bamboo.h
index 4961011..bcc736c 100644
--- a/include/configs/bamboo.h
+++ b/include/configs/bamboo.h
@@ -257,6 +257,7 @@
 	"bootfile=/tftpboot/bamboo/uImage\0"				\
 	"kernel_addr=fff00000\0"					\
 	"ramdisk_addr=fff10000\0"					\
+	"initrd_high=30000000\0"					\
 	"load=tftp 100000 /tftpboot/bamboo/u-boot.bin\0"		\
 	"update=protect off fffa0000 ffffffff;era fffa0000 ffffffff;"	\
 		"cp.b 100000 fffa0000 60000;"			        \
diff --git a/include/configs/bubinga.h b/include/configs/bubinga.h
index a66cdc3..10c4814 100644
--- a/include/configs/bubinga.h
+++ b/include/configs/bubinga.h
@@ -106,6 +106,7 @@
 	"bootfile=/tftpboot/bubinga/uImage\0"				\
 	"kernel_addr=fff80000\0"					\
 	"ramdisk_addr=fff90000\0"					\
+	"initrd_high=30000000\0"					\
 	"load=tftp 100000 /tftpboot/bubinga/u-boot.bin\0"		\
 	"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;"	\
 		"cp.b 100000 fffc0000 40000;"			        \
diff --git a/include/configs/ebony.h b/include/configs/ebony.h
index d8882ea..6c4d7cc 100644
--- a/include/configs/ebony.h
+++ b/include/configs/ebony.h
@@ -177,6 +177,7 @@
 	"bootfile=/tftpboot/ebony/uImage\0"				\
 	"kernel_addr=ff800000\0"					\
 	"ramdisk_addr=ff810000\0"					\
+	"initrd_high=30000000\0"					\
 	"load=tftp 100000 /tftpboot/ebony/u-boot.bin\0"		        \
 	"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;"	\
 		"cp.b 100000 fffc0000 40000;"			        \
diff --git a/include/configs/luan.h b/include/configs/luan.h
index 0350e91..5c9d208 100644
--- a/include/configs/luan.h
+++ b/include/configs/luan.h
@@ -178,6 +178,7 @@
 	"bootfile=/tftpboot/luan/uImage\0"				\
 	"kernel_addr=fc000000\0"					\
 	"ramdisk_addr=fc100000\0"					\
+	"initrd_high=30000000\0"					\
 	"load=tftp 100000 /tftpboot/luan/u-boot.bin\0"			\
 	"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;"	\
 		"cp.b 100000 fffc0000 40000;"			        \
diff --git a/include/configs/mecp5200.h b/include/configs/mecp5200.h
new file mode 100644
index 0000000..ccb0293
--- /dev/null
+++ b/include/configs/mecp5200.h
@@ -0,0 +1,345 @@
+/*
+ * (C) Copyright 2003-2004
+ * Wolfgang Denk, DENX Software Engineering, wd@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
+ */
+
+
+/*************************************************************************
+ * (c) 2005 esd gmbh Hannover
+ *
+ *
+ * from IceCube.h file
+ * by Reinhard Arlt reinhard.arlt@esd-electronics.com
+ *
+ *************************************************************************/
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#define CONFIG_MPC5200		1	/* This is an MPC5xxx CPU */
+#define CONFIG_MPC5xxx		1	/* This is an MPC5xxx CPU */
+#define CONFIG_ICECUBE		1	/* ... on IceCube board */
+#define CONFIG_MECP5200		1	/* ... on MECP5200  board */
+#define CONFIG_MPC5200_DDR      1       /* ... use DDR RAM      */
+
+#define CFG_MPC5XXX_CLKIN	33000000 /* ... running at 33.000000MHz */
+
+#define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from FLASH  */
+#define BOOTFLAG_WARM		0x02	/* Software reboot	     */
+
+#define CFG_CACHELINE_SIZE	32	/* For MPC5xxx CPUs */
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#  define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value */
+#endif
+
+/*
+ * Serial console configuration
+ */
+#define CONFIG_PSC_CONSOLE	1	/* console is on PSC1 */
+#if 0 /* test-only */
+#define CONFIG_BAUDRATE		115200	/* ... at 115200 bps */
+#else
+#define CONFIG_BAUDRATE		9600	/* ... at 115200 bps */
+#endif
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200, 230400 }
+
+
+#ifdef CONFIG_MPC5200	/* MPC5100 PCI is not supported yet. */
+
+#define CONFIG_MII
+#if 0 /* test-only !!! */
+#define CONFIG_NET_MULTI	1
+#define CONFIG_EEPRO100		1
+#define CFG_RX_ETH_BUFFER	8  /* use 8 rx buffer on eepro100  */
+#define CONFIG_NS8382X		1
+#endif
+
+#else	/* MPC5100 */
+
+#endif
+
+/* Partitions */
+#define CONFIG_MAC_PARTITION
+#define CONFIG_DOS_PARTITION
+
+/* USB */
+#if 0
+#define CONFIG_USB_OHCI
+#define ADD_USB_CMD             CFG_CMD_USB | CFG_CMD_FAT
+#define CONFIG_USB_STORAGE
+#else
+#define ADD_USB_CMD             0
+#endif
+
+/*
+ * Supported commands
+ */
+#define CONFIG_COMMANDS		(CONFIG_CMD_DFL	| \
+				 CFG_CMD_EEPROM	| \
+				 CFG_CMD_FAT	| \
+                                 CFG_CMD_EXT2   | \
+				 CFG_CMD_I2C	| \
+				 CFG_CMD_IDE	| \
+				 CFG_CMD_BSP	| \
+				 CFG_CMD_ELF)
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#if (TEXT_BASE == 0xFF000000)		/* Boot low with 16 MB Flash */
+#   define CFG_LOWBOOT	        1
+#   define CFG_LOWBOOT16	1
+#endif
+#if (TEXT_BASE == 0xFF800000)		/* Boot low with  8 MB Flash */
+#   define CFG_LOWBOOT	        1
+#   define CFG_LOWBOOT08	1
+#endif
+
+/*
+ * Autobooting
+ */
+#define CONFIG_BOOTDELAY	3	/* autoboot after 5 seconds */
+
+#define CONFIG_PREBOOT	"echo;"	\
+	"echo Welcome to CBX-CPU5200 (mecp5200);" \
+	"echo"
+
+#undef	CONFIG_BOOTARGS
+
+#define	CONFIG_EXTRA_ENV_SETTINGS \
+	"netdev=eth0\0" \
+        "flash_vxworks0=run ata_vxworks_args;setenv loadaddr ff000000;bootvx\0" \
+        "flash_vxworks1=run ata_vxworks_args;setenv loadaddr ff200000:bootvx\0" \
+        "net_vxworks=tftp $(loadaddr) $(image);run vxworks_args;bootvx\0" \
+        "vxworks_args=setenv bootargs fec(0,0)$(host):$(image) h=$(serverip) e=$(ipaddr) g=$(gatewayip) u=$(user) $(pass) tn=$(target) s=$(script)\0" \
+        "ata_vxworks_args=setenv bootargs /ata0/vxWorks h=$(serverip) e=$(ipaddr) g=$(gatewayip) u=$(user) $(pass) tn=$(target) s=$(script) o=fec0 \0" \
+        "loadaddr=01000000\0" \
+        "serverip=192.168.2.99\0" \
+        "gatewayip=10.0.0.79\0" \
+        "user=mu\0" \
+        "target=mecp5200.esd\0" \
+        "script=mecp5200.bat\0" \
+        "image=/tftpboot/vxWorks_mecp5200\0" \
+        "ipaddr=10.0.13.196\0" \
+        "netmask=255.255.0.0\0" \
+	""
+
+#define CONFIG_BOOTCOMMAND	"run flash_vxworks0"
+
+#if defined(CONFIG_MPC5200)
+/*
+ * IPB Bus clocking configuration.
+ */
+#undef CFG_IPBSPEED_133   		/* define for 133MHz speed */
+#endif
+/*
+ * I2C configuration
+ */
+#define CONFIG_HARD_I2C		1	/* I2C with hardware support */
+#define CFG_I2C_MODULE		2	/* Select I2C module #1 or #2 */
+
+#define CFG_I2C_SPEED		86000 /* 100 kHz */
+#define CFG_I2C_SLAVE		0x7F
+
+/*
+ * EEPROM configuration
+ */
+#define CFG_I2C_EEPROM_ADDR		0x50	/* 1010000x */
+#define CFG_I2C_EEPROM_ADDR_LEN		2
+#define CFG_EEPROM_PAGE_WRITE_BITS	5
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	20
+#define CFG_I2C_MULTI_EEPROMS           1
+/*
+ * Flash configuration
+ */
+#define CFG_FLASH_BASE		0xFFC00000
+#define CFG_FLASH_SIZE	        0x00400000
+#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x003E0000)
+#define CFG_MAX_FLASH_BANKS	1	/* max num of memory banks      */
+#define CFG_MAX_FLASH_SECT	512
+
+#define CFG_FLASH_ERASE_TOUT	240000	/* Flash Erase Timeout (in ms)  */
+#define CFG_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (in ms)  */
+
+/*
+ * Environment settings
+ */
+#if 1 /* test-only */
+#define CFG_ENV_IS_IN_FLASH	1
+#define CFG_ENV_SIZE		0x10000
+#define CFG_ENV_SECT_SIZE	0x10000
+#define CONFIG_ENV_OVERWRITE	1
+#else
+#define CFG_ENV_IS_IN_EEPROM	1	/* use EEPROM for environment vars */
+#define CFG_ENV_OFFSET		0x0000	/* environment starts at the beginning of the EEPROM */
+#define CFG_ENV_SIZE		0x0400	/* 8192 bytes may be used for env vars*/
+				   /* total size of a CAT24WC32 is 8192 bytes */
+#define CONFIG_ENV_OVERWRITE	1
+#endif
+
+#define CFG_FLASH_CFI_DRIVER    1          /* Flash is CFI conformant           */
+#define CFG_FLASH_CFI           1          /* Flash is CFI conformant           */
+#define CFG_FLASH_PROTECTION    1          /* use hardware protection           */
+#if 0
+#define CFG_FLASH_USE_BUFFER_WRITE 1       /* use buffered writes (20x faster)  */
+#endif
+#define CFG_FLASH_INCREMENT     0x00400000 /* size of  flash bank               */
+#define CFG_FLASH_BANKS_LIST  { CFG_FLASH_BASE }
+#define CFG_FLASH_EMPTY_INFO    1          /* show if bank is empty             */
+
+
+/*
+ * Memory map
+ */
+#define CFG_MBAR		0xF0000000
+#define CFG_SDRAM_BASE		0x00000000
+#define CFG_DEFAULT_MBAR	0x80000000
+
+/* Use SRAM until RAM will be available */
+#define CFG_INIT_RAM_ADDR	MPC5XXX_SRAM
+#define CFG_INIT_RAM_END	MPC5XXX_SRAM_SIZE	/* End of used area in DPRAM */
+
+
+#define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */
+#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
+#define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET
+
+#define CFG_MONITOR_BASE    TEXT_BASE
+#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
+#   define CFG_RAMBOOT		1
+#endif
+
+#define CFG_MONITOR_LEN		(192 << 10)	/* Reserve 192 kB for Monitor	*/
+#define CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()	*/
+#define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
+
+/*
+ * Ethernet configuration
+ */
+#define CONFIG_MPC5xxx_FEC	1
+/*
+ * Define CONFIG_FEC_10MBIT to force FEC at 10Mb
+ */
+/* #define CONFIG_FEC_10MBIT 1 */
+#define CONFIG_PHY_ADDR		0x00
+#define CONFIG_UDP_CHECKSUM     1
+
+
+/*
+ * GPIO configuration
+ */
+#define CFG_GPS_PORT_CONFIG	0x01052444
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP			/* undef to save memory	    */
+#define CFG_PROMPT		"=> "	/* Monitor Command Prompt   */
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CFG_CBSIZE		1024	/* Console I/O Buffer Size  */
+#else
+#define CFG_CBSIZE		256	/* Console I/O Buffer Size  */
+#endif
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)	/* Print Buffer Size */
+#define CFG_MAXARGS		16		/* max number of command args	*/
+#define CFG_BARGSIZE		CFG_CBSIZE	/* Boot Argument Buffer Size	*/
+
+#define CFG_MEMTEST_START	0x00100000	/* memtest works on */
+#define CFG_MEMTEST_END		0x00f00000	/* 1 ... 15 MB in DRAM	*/
+
+#define CFG_LOAD_ADDR		0x100000	/* default load address */
+
+#define CFG_HZ			1000	        /* decrementer freq: 1 ms ticks */
+
+#define CFG_VXWORKS_MAC_PTR	0x00000000	/* Pass Ethernet MAC to VxWorks */
+
+/*
+ * Various low-level settings
+ */
+#if defined(CONFIG_MPC5200)
+#define CFG_HID0_INIT		HID0_ICE | HID0_ICFI
+#define CFG_HID0_FINAL		HID0_ICE
+#else
+#define CFG_HID0_INIT		0
+#define CFG_HID0_FINAL		0
+#endif
+
+#define CFG_BOOTCS_START	CFG_FLASH_BASE
+#define CFG_BOOTCS_SIZE		CFG_FLASH_SIZE
+#define CFG_BOOTCS_CFG		0x00085d00
+
+#define CFG_CS0_START		CFG_FLASH_BASE
+#define CFG_CS0_SIZE		CFG_FLASH_SIZE
+
+#define CFG_CS1_START		0xfd000000
+#define CFG_CS1_SIZE		0x00010000
+#define CFG_CS1_CFG		0x10101410
+
+#define CFG_CS_BURST		0x00000000
+#define CFG_CS_DEADCYCLE	0x33333333
+
+#define CFG_RESET_ADDRESS	0xff000000
+
+/*-----------------------------------------------------------------------
+ * USB stuff
+ *-----------------------------------------------------------------------
+ */
+#define CONFIG_USB_CLOCK	0x0001BBBB
+#define CONFIG_USB_CONFIG	0x00001000
+
+/*-----------------------------------------------------------------------
+ * IDE/ATA stuff Supports IDE harddisk
+ *-----------------------------------------------------------------------
+ */
+
+#undef  CONFIG_IDE_8xx_PCCARD		/* Use IDE with PC Card	Adapter	*/
+
+#undef	CONFIG_IDE_8xx_DIRECT		/* Direct IDE    not supported	*/
+#undef	CONFIG_IDE_LED			/* LED   for ide not supported	*/
+
+#define	CONFIG_IDE_RESET		/* reset for ide supported	*/
+#define CONFIG_IDE_PREINIT
+
+#define CFG_IDE_MAXBUS		1	/* max. 1 IDE bus		*/
+#define CFG_IDE_MAXDEVICE	1	/* max. 1 drive per IDE bus	*/
+
+#define CFG_ATA_IDE0_OFFSET	0x0000
+
+#define CFG_ATA_BASE_ADDR	MPC5XXX_ATA
+
+/* Offset for data I/O			*/
+#define CFG_ATA_DATA_OFFSET	(0x0060)
+
+/* Offset for normal register accesses	*/
+#define CFG_ATA_REG_OFFSET	(CFG_ATA_DATA_OFFSET)
+
+/* Offset for alternate registers	*/
+#define CFG_ATA_ALT_OFFSET	(0x005C)
+
+/* Interval between registers                                                */
+#define CFG_ATA_STRIDE          4
+
+#endif /* __CONFIG_H */
diff --git a/include/configs/ocotea.h b/include/configs/ocotea.h
index 89e9164..0e3660b 100644
--- a/include/configs/ocotea.h
+++ b/include/configs/ocotea.h
@@ -192,6 +192,7 @@
 	"bootfile=/tftpboot/ocotea/uImage\0"				\
 	"kernel_addr=fff00000\0"					\
 	"ramdisk_addr=fff10000\0"					\
+	"initrd_high=30000000\0"					\
 	"load=tftp 100000 /tftpboot/ocotea/u-boot.bin\0"		\
 	"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;"	\
 		"cp.b 100000 fffc0000 40000;"			        \
diff --git a/include/configs/pdnb3.h b/include/configs/pdnb3.h
index 2cc137c..06c6652 100644
--- a/include/configs/pdnb3.h
+++ b/include/configs/pdnb3.h
@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2006
+ * (C) Copyright 2006-2007
  * Stefan Roese, DENX Software Engineering, sr@denx.de.
  *
  * Configuation settings for the PDNB3 board.
@@ -237,18 +237,19 @@
 
 #define	CFG_ENV_IS_IN_FLASH	1
 
+#define CFG_ENV_ADDR		(CFG_FLASH_BASE + CFG_MONITOR_LEN)
 #if defined(CONFIG_SCPU)
-#define CFG_ENV_SECT_SIZE	0x20000 	/* size of one complete sector	*/
+/* no redundant environment on SCPU */
+#define CFG_ENV_SECT_SIZE	0x20000 /* size of one complete sector		*/
 #define	CFG_ENV_SIZE		0x4000	/* Total Size of Environment Sector	*/
 #else
-#define CFG_ENV_SECT_SIZE	0x1000 	/* size of one complete sector	*/
+#define CFG_ENV_SECT_SIZE	0x1000 	/* size of one complete sector		*/
 #define	CFG_ENV_SIZE		0x1000	/* Total Size of Environment Sector	*/
-#endif
-#define CFG_ENV_ADDR		(CFG_FLASH_BASE + CFG_MONITOR_LEN)
 
 /* Address and size of Redundant Environment Sector	*/
 #define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR + CFG_ENV_SECT_SIZE)
 #define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)
+#endif
 
 #if !defined(CONFIG_SCPU)
 /*
diff --git a/include/configs/sequoia.h b/include/configs/sequoia.h
index e7f0108..098aa3f 100644
--- a/include/configs/sequoia.h
+++ b/include/configs/sequoia.h
@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2006
+ * (C) Copyright 2006-2007
  * Stefan Roese, DENX Software Engineering, sr@denx.de.
  *
  * (C) Copyright 2006
@@ -23,7 +23,7 @@
  */
 
 /************************************************************************
- * sequoia.h - configuration for Sequoia board (PowerPC440EPx)
+ * sequoia.h - configuration for Sequoia & Rainier boards
  ***********************************************************************/
 #ifndef __CONFIG_H
 #define __CONFIG_H
@@ -31,7 +31,7 @@
 /*-----------------------------------------------------------------------
  * High Level Configuration Options
  *----------------------------------------------------------------------*/
-/* This config file is used for Sequoia (440EPx) and Rainier (440GRx) */
+/* This config file is used for Sequoia (440EPx) and Rainier (440GRx)	*/
 #ifndef CONFIG_RAINIER
 #define CONFIG_SEQUOIA		1		/* Board is Sequoia	*/
 #define CONFIG_440EPX		1		/* Specific PPC440EPx	*/
@@ -39,7 +39,7 @@
 #define CONFIG_440GRX		1		/* Specific PPC440GRx	*/
 #endif
 #define CONFIG_4xx		1		/* ... PPC4xx family	*/
-#define CONFIG_SYS_CLK_FREQ	33333333	/* external freq to pll	*/
+#define CONFIG_SYS_CLK_FREQ	33000000	/* external freq to pll	*/
 
 #define CONFIG_BOARD_EARLY_INIT_F 1		/* Call board_early_init_f */
 #define CONFIG_MISC_INIT_R	1		/* Call misc_init_r	*/
@@ -222,9 +222,21 @@
 
 #undef	CONFIG_BOOTARGS
 
+/* Setup some board specific values for the default environment variables */
+#ifndef CONFIG_RAINIER
+#define CONFIG_HOSTNAME		sequoia
+#define CFG_BOOTFILE		"bootfile=/tftpboot/sequoia/uImage\0"
+#define CFG_ROOTPATH		"rootpath=/opt/eldk/ppc_4xxFP\0"
+#else
+#define CONFIG_HOSTNAME		rainier
+#define CFG_BOOTFILE		"bootfile=/tftpboot/rainier/uImage\0"
+#define CFG_ROOTPATH		"rootpath=/opt/eldk/ppc_4xx\0"
+#endif
+
 #define	CONFIG_EXTRA_ENV_SETTINGS					\
+	CFG_BOOTFILE							\
+	CFG_ROOTPATH							\
 	"netdev=eth0\0"							\
-	"hostname=sequoia\0"						\
 	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
 		"nfsroot=${serverip}:${rootpath}\0"			\
 	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
@@ -238,13 +250,11 @@
 		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
 	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;"     \
 	        "bootm\0"						\
-	"rootpath=/opt/eldk/ppc_4xxFP\0"					\
-	"bootfile=/tftpboot/sequoia/uImage\0"				\
 	"kernel_addr=FC000000\0"					\
 	"ramdisk_addr=FC180000\0"					\
-	"load=tftp 100000 /tftpboot/sequoia/u-boot.bin\0"		\
+	"load=tftp 200000 /tftpboot/${hostname}/u-boot.bin\0"		\
 	"update=protect off FFFA0000 FFFFFFFF;era FFFA0000 FFFFFFFF;"	\
-		"cp.b 100000 FFFA0000 60000\0"			        \
+		"cp.b 200000 FFFA0000 60000\0"			        \
 	"upd=run load;run update\0"					\
 	""
 #define CONFIG_BOOTCOMMAND	"run flash_self"
@@ -349,7 +359,7 @@
  *----------------------------------------------------------------------*/
 /* General PCI */
 #define CONFIG_PCI			/* include pci support	        */
-#define CONFIG_PCI_PNP			/* do (not) pci plug-and-play   */
+#undef CONFIG_PCI_PNP			/* do (not) pci plug-and-play   */
 #define CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup  */
 #define CFG_PCI_TARGBASE        0x80000000 /* PCIaddr mapped to CFG_PCI_MEMBASE*/
 
diff --git a/include/configs/taishan.h b/include/configs/taishan.h
index 7ace397..2b28f93 100644
--- a/include/configs/taishan.h
+++ b/include/configs/taishan.h
@@ -188,6 +188,7 @@
 	"bootfile=/tftpboot/taishan/uImage\0"				\
 	"kernel_addr=fc000000\0"					\
 	"ramdisk_addr=fc180000\0"					\
+	"initrd_high=30000000\0"					\
 	"load=tftp 100000 /tftpboot/taishan/u-boot.bin\0"		\
 	"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;"	\
 		"cp.b 100000 fffc0000 40000;"			        \
diff --git a/include/configs/walnut.h b/include/configs/walnut.h
index 28abd6e..b34dc71 100644
--- a/include/configs/walnut.h
+++ b/include/configs/walnut.h
@@ -68,6 +68,7 @@
 	"bootfile=/tftpboot/walnut/uImage\0"				\
 	"kernel_addr=fff80000\0"					\
 	"ramdisk_addr=fff80000\0"					\
+	"initrd_high=30000000\0"					\
 	"load=tftp 100000 /tftpboot/walnut/u-boot.bin\0"		\
 	"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;"	\
 		"cp.b 100000 fffc0000 40000;"				\
diff --git a/include/configs/yellowstone.h b/include/configs/yellowstone.h
deleted file mode 100644
index 911a52d..0000000
--- a/include/configs/yellowstone.h
+++ /dev/null
@@ -1,340 +0,0 @@
-/*
- * (C) Copyright 2005-2006
- * Stefan Roese, DENX Software Engineering, sr@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
- */
-
-/************************************************************************
- * yellowstone.h - configuration for YELLOWSTONE board
- ***********************************************************************/
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-/*-----------------------------------------------------------------------
- * High Level Configuration Options
- *----------------------------------------------------------------------*/
-#define CONFIG_YOLLOWSTONE	1	/* Board is Yellowstone         */
-#define CONFIG_440GR		1	/* Specific PPC440EP support    */
-#define CONFIG_4xx		1	/* ... PPC4xx family	        */
-#define CONFIG_SYS_CLK_FREQ	66666666    /* external freq to pll	*/
-
-#define CONFIG_BOARD_EARLY_INIT_F 1     /* Call board_early_init_f	*/
-#define CONFIG_MISC_INIT_R	1	/* call misc_init_r()		*/
-#define CONFIG_BOARD_RESET	1	/* call board_reset()		*/
-
-/*-----------------------------------------------------------------------
- * Base addresses -- Note these are effective addresses where the
- * actual resources get mapped (not physical addresses)
- *----------------------------------------------------------------------*/
-#define CFG_MONITOR_LEN		(512 * 1024)	/* Reserve 512 kB for Monitor	*/
-#define CFG_MALLOC_LEN		(256 * 1024)	/* Reserve 256 kB for malloc()	*/
-#define CFG_MONITOR_BASE	(-CFG_MONITOR_LEN)
-#define CFG_SDRAM_BASE	        0x00000000	    /* _must_ be 0	*/
-#define CFG_FLASH_BASE	        0xfc000000	    /* start of FLASH	*/
-#define CFG_PCI_MEMBASE	        0xa0000000	    /* mapped pci memory*/
-#define CFG_PCI_MEMBASE1        CFG_PCI_MEMBASE  + 0x10000000
-#define CFG_PCI_MEMBASE2        CFG_PCI_MEMBASE1 + 0x10000000
-#define CFG_PCI_MEMBASE3        CFG_PCI_MEMBASE2 + 0x10000000
-
-/*Don't change either of these*/
-#define CFG_PERIPHERAL_BASE     0xef600000	    /* internal peripherals*/
-#define CFG_PCI_BASE	        0xe0000000	    /* internal PCI regs*/
-/*Don't change either of these*/
-
-#define CFG_USB_DEVICE          0x50000000
-#define CFG_NVRAM_BASE_ADDR     0x80000000
-#define CFG_BCSR_BASE	        (CFG_NVRAM_BASE_ADDR | 0x2000)
-#define CFG_BOOT_BASE_ADDR      0xf0000000
-
-/*-----------------------------------------------------------------------
- * Initial RAM & stack pointer (placed in SDRAM)
- *----------------------------------------------------------------------*/
-#define CFG_INIT_RAM_DCACHE	1		/* d-cache as init ram	*/
-#define CFG_INIT_RAM_ADDR	0x70000000		/* DCache       */
-#define CFG_INIT_RAM_END	(8 << 10)
-#define CFG_GBL_DATA_SIZE	256			/* num bytes initial data*/
-#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
-#define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET
-
-/*-----------------------------------------------------------------------
- * Serial Port
- *----------------------------------------------------------------------*/
-#define CFG_EXT_SERIAL_CLOCK	11059200 /* use external 11.059MHz clk	*/
-#define CONFIG_BAUDRATE		115200
-#define CONFIG_SERIAL_MULTI     1
-/*define this if you want console on UART1*/
-#undef CONFIG_UART1_CONSOLE
-
-#define CFG_BAUDRATE_TABLE  \
-    {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
-
-/*-----------------------------------------------------------------------
- * Environment
- *----------------------------------------------------------------------*/
-/*
- * Define here the location of the environment variables (FLASH or EEPROM).
- * Note: DENX encourages to use redundant environment in FLASH.
- */
-#if 1
-#define CFG_ENV_IS_IN_FLASH     1	/* use FLASH for environment vars	*/
-#else
-#define CFG_ENV_IS_IN_EEPROM	1	/* use EEPROM for environment vars	*/
-#endif
-
-/*-----------------------------------------------------------------------
- * FLASH related
- *----------------------------------------------------------------------*/
-#define CFG_FLASH_CFI				/* The flash is CFI compatible	*/
-#define CFG_FLASH_CFI_DRIVER			/* Use common CFI driver	*/
-#define CFG_FLASH_CFI_AMD_RESET 1		/* AMD RESET for STM 29W320DB!	*/
-
-#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
-#define CFG_MAX_FLASH_SECT	512	/* max number of sectors on one chip	*/
-
-#define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
-#define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/
-
-#define CFG_FLASH_USE_BUFFER_WRITE 1	/* use buffered writes (20x faster)	*/
-
-#define CFG_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */
-
-#ifdef CFG_ENV_IS_IN_FLASH
-#define CFG_ENV_SECT_SIZE	0x20000 	/* size of one complete sector	*/
-#define CFG_ENV_ADDR		(CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
-#define	CFG_ENV_SIZE		0x2000	/* Total Size of Environment Sector	*/
-
-/* Address and size of Redundant Environment Sector	*/
-#define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
-#define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)
-#endif /* CFG_ENV_IS_IN_FLASH */
-
-/*-----------------------------------------------------------------------
- * DDR SDRAM
- *----------------------------------------------------------------------*/
-#undef CONFIG_SPD_EEPROM	       /* Don't use SPD EEPROM for setup    */
-#define CFG_KBYTES_SDRAM        (128 * 1024)    /* 128MB		    */
-#define CFG_SDRAM_BANKS	        (2)
-
-
-/*-----------------------------------------------------------------------
- * I2C
- *----------------------------------------------------------------------*/
-#define CONFIG_HARD_I2C		1	    /* I2C with hardware support	*/
-#undef	CONFIG_SOFT_I2C			    /* I2C bit-banged		*/
-#define CFG_I2C_SPEED		400000	/* I2C speed and slave address	*/
-#define CFG_I2C_SLAVE		0x7F
-
-#define CFG_I2C_MULTI_EEPROMS
-#define CFG_I2C_EEPROM_ADDR	(0xa8>>1)
-#define CFG_I2C_EEPROM_ADDR_LEN 1
-#define CFG_EEPROM_PAGE_WRITE_ENABLE
-#define CFG_EEPROM_PAGE_WRITE_BITS 3
-#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
-
-#ifdef CFG_ENV_IS_IN_EEPROM
-#define CFG_ENV_SIZE		0x200	    /* Size of Environment vars */
-#define CFG_ENV_OFFSET		0x0
-#endif /* CFG_ENV_IS_IN_EEPROM */
-
-#define CONFIG_PREBOOT	"echo;"	\
-	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
-	"echo"
-
-#undef	CONFIG_BOOTARGS
-
-#define	CONFIG_EXTRA_ENV_SETTINGS					\
-	"netdev=eth0\0"							\
-	"hostname=yellowstone\0"					\
-	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
-		"nfsroot=${serverip}:${rootpath}\0"			\
-	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
-	"addip=setenv bootargs ${bootargs} "				\
-		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
-		":${hostname}:${netdev}:off panic=1\0"			\
-	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
-	"flash_nfs=run nfsargs addip addtty;"				\
-		"bootm ${kernel_addr}\0"				\
-	"flash_self=run ramargs addip addtty;"				\
-		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
-	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;"     \
-	        "bootm\0"						\
-	"rootpath=/opt/eldk/ppc_4xx\0"					\
-	"bootfile=/tftpboot/yellowstone/uImage\0"			\
-	"kernel_addr=fc000000\0"					\
-	"ramdisk_addr=fc180000\0"					\
-	"load=tftp 100000 /tftpboot/yellowstone/u-boot.bin\0"		\
-	"update=protect off fff80000 ffffffff;era fff80000 ffffffff;"	\
-		"cp.b 100000 fff80000 80000;"			        \
-		"setenv filesize;saveenv\0"				\
-	"upd=run load;run update\0"					\
-	""
-#define CONFIG_BOOTCOMMAND	"run flash_self"
-
-#if 0
-#define CONFIG_BOOTDELAY	-1	/* autoboot disabled		*/
-#else
-#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
-#endif
-
-#define CONFIG_BAUDRATE		115200
-
-#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
-#define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/
-
-#define CONFIG_MII		1	/* MII PHY management		*/
-#define CONFIG_NET_MULTI        1	/* required for netconsole      */
-#define CONFIG_PHY1_ADDR        3
-#define CONFIG_HAS_ETH1		1	/* add support for "eth1addr"	*/
-#define CONFIG_PHY_ADDR		1	/* PHY address, See schematics	*/
-
-#define CFG_RX_ETH_BUFFER	32	/* Number of ethernet rx buffers & descriptors */
-
-#define CONFIG_NETCONSOLE		/* include NetConsole support	*/
-
-/* Partitions */
-#define CONFIG_MAC_PARTITION
-#define CONFIG_DOS_PARTITION
-#define CONFIG_ISO_PARTITION
-
-#ifdef CONFIG_440EP
-/* USB */
-#define CONFIG_USB_OHCI
-#define CONFIG_USB_STORAGE
-
-/*Comment this out to enable USB 1.1 device*/
-#define USB_2_0_DEVICE
-#endif /*CONFIG_440EP*/
-
-#ifdef DEBUG
-#define CONFIG_PANIC_HANG
-#else
-#define CONFIG_HW_WATCHDOG			/* watchdog */
-#endif
-
-#define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
-				CFG_CMD_ASKENV	| \
-				CFG_CMD_DHCP	| \
-				CFG_CMD_DIAG	| \
-				CFG_CMD_ELF	| \
-				CFG_CMD_EEPROM	| \
-				CFG_CMD_I2C	| \
-				CFG_CMD_IRQ	| \
-				CFG_CMD_MII	| \
-				CFG_CMD_NET	| \
-				CFG_CMD_NFS	| \
-				CFG_CMD_PCI	| \
-				CFG_CMD_PING	| \
-				CFG_CMD_REGINFO	| \
-				CFG_CMD_SDRAM)
-
-/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
-#include <cmd_confdefs.h>
-
-/*
- * Miscellaneous configurable options
- */
-#define CFG_LONGHELP			/* undef to save memory		*/
-#define CFG_PROMPT	        "=> "	/* Monitor Command Prompt	*/
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
-#define CFG_CBSIZE	        1024	/* Console I/O Buffer Size	*/
-#else
-#define CFG_CBSIZE	        256	/* Console I/O Buffer Size	*/
-#endif
-#define CFG_PBSIZE              (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
-#define CFG_MAXARGS	        16	/* max number of command args	*/
-#define CFG_BARGSIZE	        CFG_CBSIZE /* Boot Argument Buffer Size	*/
-
-#define CFG_MEMTEST_START	0x0400000 /* memtest works on	        */
-#define CFG_MEMTEST_END		0x0C00000 /* 4 ... 12 MB in DRAM	*/
-
-#define CFG_LOAD_ADDR		0x100000	/* default load address */
-#define CFG_EXTBDINFO		1	/* To use extended board_into (bd_t) */
-#define CONFIG_LYNXKDI          1       /* support kdi files            */
-
-#define CFG_HZ		        1000	/* decrementer freq: 1 ms ticks */
-
-#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 */
-
-/*-----------------------------------------------------------------------
- * PCI stuff
- *-----------------------------------------------------------------------
- */
-/* General PCI */
-#define CONFIG_PCI			/* include pci support	        */
-#undef  CONFIG_PCI_PNP			/* do (not) pci plug-and-play   */
-#define CONFIG_PCI_SCAN_SHOW            /* show pci devices on startup  */
-#define CFG_PCI_TARGBASE        0x80000000 /* PCIaddr mapped to CFG_PCI_MEMBASE*/
-
-/* Board-specific PCI */
-#define CFG_PCI_PRE_INIT                /* enable board pci_pre_init()  */
-#define CFG_PCI_TARGET_INIT
-#define CFG_PCI_MASTER_INIT
-
-#define CFG_PCI_SUBSYS_VENDORID 0x10e8	/* AMCC */
-#define CFG_PCI_SUBSYS_ID       0xcafe	/* Whatever */
-
-/*
- * 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 CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
-
-/*-----------------------------------------------------------------------
- * External Bus Controller (EBC) Setup
- *----------------------------------------------------------------------*/
-#define CFG_FLASH		CFG_FLASH_BASE
-#define CFG_CPLD		0x80000000
-
-/* Memory Bank 0 (NOR-FLASH) initialization					*/
-#define CFG_EBC_PB0AP		0x03017300
-#define CFG_EBC_PB0CR		(CFG_FLASH | 0xda000)
-
-/* Memory Bank 2 (CPLD) initialization						*/
-#define CFG_EBC_PB2AP		0x04814500
-#define CFG_EBC_PB2CR		(CFG_CPLD | 0x18000)
-
-/*-----------------------------------------------------------------------
- * Cache Configuration
- */
-#define CFG_DCACHE_SIZE		(32<<10) /* For AMCC 440 CPUs			*/
-#define CFG_CACHELINE_SIZE	32	/* ...			*/
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
-#define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value	*/
-#endif
-
-/*
- * Internal Definitions
- *
- * Boot Flags
- */
-#define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH	*/
-#define BOOTFLAG_WARM	0x02		/* Software reboot			*/
-
-#if (CONFIG_COMMANDS & CFG_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
-
-#endif	/* __CONFIG_H */
diff --git a/include/configs/yosemite.h b/include/configs/yosemite.h
index 2cc18db..818462e 100644
--- a/include/configs/yosemite.h
+++ b/include/configs/yosemite.h
@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2005-2006
+ * (C) Copyright 2005-2007
  * Stefan Roese, DENX Software Engineering, sr@denx.de.
  *
  * See file CREDITS for list of people who contributed to this
@@ -22,7 +22,7 @@
  */
 
 /************************************************************************
- * yosemite.h - configuration for YOSEMITE board
+ * yosemite.h - configuration for Yosemite & Yellowstone boards
  ***********************************************************************/
 #ifndef __CONFIG_H
 #define __CONFIG_H
@@ -30,9 +30,16 @@
 /*-----------------------------------------------------------------------
  * High Level Configuration Options
  *----------------------------------------------------------------------*/
-#define CONFIG_YOSEMITE		1	/* Board is Yosemite            */
-#define CONFIG_440EP		1	/* Specific PPC440EP support    */
-#define CONFIG_4xx		1	/* ... PPC4xx family	        */
+/* This config file is used for Yosemite (440EP) and Yellowstone (440GR)*/
+#ifndef CONFIG_YELLOWSTONE
+#define CONFIG_YOSEMITE		1	/* Board is Yosemite		*/
+#define CONFIG_440EP		1	/* Specific PPC440EP support	*/
+#define CONFIG_HOSTNAME		yosemite
+#else
+#define CONFIG_440GR		1	/* Specific PPC440GR support	*/
+#define CONFIG_HOSTNAME		yellowstone
+#endif
+#define CONFIG_4xx		1	/* ... PPC4xx family		*/
 #define CONFIG_SYS_CLK_FREQ	66666666    /* external freq to pll	*/
 
 #define CONFIG_BOARD_EARLY_INIT_F 1     /* Call board_early_init_f	*/
@@ -159,9 +166,21 @@
 
 #undef	CONFIG_BOOTARGS
 
+/* Setup some board specific values for the default environment variables */
+#ifndef CONFIG_YELLOWSTONE
+#define CONFIG_HOSTNAME		yosemite
+#define CFG_BOOTFILE		"bootfile=/tftpboot/yosemite/uImage\0"
+#define CFG_ROOTPATH		"rootpath=/opt/eldk/ppc_4xxFP\0"
+#else
+#define CONFIG_HOSTNAME		yellowstone
+#define CFG_BOOTFILE		"bootfile=/tftpboot/yellowstone/uImage\0"
+#define CFG_ROOTPATH		"rootpath=/opt/eldk/ppc_4xx\0"
+#endif
+
 #define	CONFIG_EXTRA_ENV_SETTINGS					\
+	CFG_BOOTFILE							\
+	CFG_ROOTPATH							\
 	"netdev=eth0\0"							\
-	"hostname=yosemite\0"						\
 	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
 		"nfsroot=${serverip}:${rootpath}\0"			\
 	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
@@ -175,13 +194,12 @@
 		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
 	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;"     \
 	        "bootm\0"						\
-	"rootpath=/opt/eldk/ppc_4xx\0"					\
-	"bootfile=/tftpboot/yosemite/uImage\0"				\
+	"bootfile=/tftpboot/${hostname}/uImage\0"			\
 	"kernel_addr=fc000000\0"					\
 	"ramdisk_addr=fc180000\0"					\
-	"load=tftp 100000 /tftpboot/yosemite/u-boot.bin\0"		\
+	"load=tftp 200000 /tftpboot/${hostname}/u-boot.bin\0"		\
 	"update=protect off fff80000 ffffffff;era fff80000 ffffffff;"	\
-		"cp.b 100000 fff80000 80000;"			        \
+		"cp.b 200000 fff80000 80000;"			        \
 		"setenv filesize;saveenv\0"				\
 	"upd=run load;run update\0"					\
 	""
@@ -218,9 +236,15 @@
 #define CONFIG_USB_OHCI
 #define CONFIG_USB_STORAGE
 
-/*Comment this out to enable USB 1.1 device*/
+/* Comment this out to enable USB 1.1 device */
 #define USB_2_0_DEVICE
-#endif /*CONFIG_440EP*/
+
+#define CMD_USB			(CFG_CMD_USB | CFG_CMD_FAT | CFG_CMD_EXT2)
+
+#define CONFIG_SUPPORT_VFAT
+#else
+#define CMD_USB			0	/* no USB on 440GR		*/
+#endif /* CONFIG_440EP */
 
 #ifdef DEBUG
 #define CONFIG_PANIC_HANG
@@ -243,11 +267,7 @@
 				CFG_CMD_PING	| \
 				CFG_CMD_REGINFO	| \
 				CFG_CMD_SDRAM	| \
-				CFG_CMD_FAT	| \
-				CFG_CMD_EXT2	| \
-				CFG_CMD_USB	)
-
-#define CONFIG_SUPPORT_VFAT
+				CMD_USB)
 
 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
diff --git a/include/configs/yucca.h b/include/configs/yucca.h
index a6532b5..6417ed8 100644
--- a/include/configs/yucca.h
+++ b/include/configs/yucca.h
@@ -178,6 +178,7 @@
 	"bootfile=yucca/uImage\0"					\
 	"kernel_addr=E7F10000\0"					\
 	"ramdisk_addr=E7F20000\0"					\
+	"initrd_high=30000000\0"					\
 	"load=tftp 100000 yuca/u-boot.bin\0"				\
 	"update=protect off 2:4-7;era 2:4-7;"				\
 		"cp.b ${fileaddr} FFFB0000 ${filesize};"		\