diff --git a/board/amcc/katmai/init.S b/board/amcc/katmai/init.S
index f5900bcb7b..6b024eec40 100644
--- a/board/amcc/katmai/init.S
+++ b/board/amcc/katmai/init.S
@@ -46,6 +46,11 @@
 	.globl tlbtabA
 tlbtabA:
 	tlbtab_start
+
+	/*
+	 * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the
+	 * speed up boot process. It is patched after relocation to enable SA_I
+	 */
 	tlbentry(0xff000000, SZ_16M, 0xff000000, 4, AC_R|AC_W|AC_X|SA_G)
 
 	/*
@@ -81,6 +86,11 @@ tlbtabA:
 	.globl tlbtabB
 tlbtabB:
 	tlbtab_start
+
+	/*
+	 * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the
+	 * speed up boot process. It is patched after relocation to enable SA_I
+	 */
 	tlbentry(0xff000000, SZ_16M, 0xff000000, 4, AC_R|AC_W|AC_X|SA_G)
 
 	/*
diff --git a/board/amcc/luan/init.S b/board/amcc/luan/init.S
index 7830ebdfa6..d5ee117dfa 100644
--- a/board/amcc/luan/init.S
+++ b/board/amcc/luan/init.S
@@ -1,73 +1,31 @@
 /*
-*
-* 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) Copyright 2007
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ *  Copyright (C) 2002 Scott McNutt <smcnutt@artesyncp.com>
+ *
+ * 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
+ */
 
 #include <ppc_asm.tmpl>
 #include <config.h>
-
-/* General */
-#define TLB_VALID   0x00000200
-
-/* Supported page sizes */
-
-#define SZ_1K	    0x00000000
-#define SZ_4K	    0x00000010
-#define SZ_16K	    0x00000020
-#define SZ_64K	    0x00000030
-#define SZ_256K	    0x00000040
-#define SZ_1M	    0x00000050
-#define SZ_16M	    0x00000070
-#define SZ_256M	    0x00000090
-
-/* Storage attributes */
-#define SA_W	    0x00000800	    /* Write-through */
-#define SA_I	    0x00000400	    /* Caching inhibited */
-#define SA_M	    0x00000200	    /* Memory coherence */
-#define SA_G	    0x00000100	    /* Guarded */
-#define SA_E	    0x00000080	    /* Endian */
-
-/* Access control */
-#define AC_X	    0x00000024	    /* Execute */
-#define AC_W	    0x00000012	    /* Write */
-#define AC_R	    0x00000009	    /* Read */
-
-/* Some handy macros */
-
-#define EPN(e)		((e) & 0xfffffc00)
-#define TLB0(epn,sz)	( (EPN((epn)) | (sz) | TLB_VALID ) )
-#define TLB1(rpn,erpn)	( ((rpn)&0xfffffc00) | (erpn) )
-#define TLB2(a)		( (a)&0x00000fbf )
-
-#define tlbtab_start\
-	mflr    r1  ;\
-	bl 0f	    ;
-
-#define tlbtab_end\
-	.long 0, 0, 0	;   \
-0:	mflr    r0	;   \
-	mtlr    r1	;   \
-	blr		;
-
-#define tlbentry(epn,sz,rpn,erpn,attr)\
-	.long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr)
-
+#include <asm-ppc/mmu.h>
 
 /**************************************************************************
  * TLB TABLE
@@ -80,53 +38,37 @@
  *
  *************************************************************************/
 
-    .section .bootpg,"ax"
-    .globl tlbtab
+	.section .bootpg,"ax"
+	.globl tlbtab
 
 tlbtab:
-    tlbtab_start
+	tlbtab_start
 
-#if (CFG_LARGE_FLASH == 0xffc00000)	/* if booting from large flash */
-    /* large flash */
-    tlbentry( 0xffc00000,         SZ_1M, 0xffc00000,          1, AC_R|AC_W|AC_X|SA_G|SA_I|SA_W )
-    tlbentry( 0xffd00000,         SZ_1M, 0xffd00000,          1, AC_R|AC_W|AC_X|SA_G|SA_I|SA_W )
-    tlbentry( 0xffe00000,         SZ_1M, 0xffe00000,          1, AC_R|AC_W|AC_X|SA_G|SA_I|SA_W )
-    tlbentry( 0xfff00000,         SZ_1M, 0xfff00000,          1, AC_R|AC_W|AC_X|SA_G|SA_I|SA_W )
+	/*
+	 * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the
+	 * speed up boot process. It is patched after relocation to enable SA_I
+	 */
+	tlbentry(0xfff00000, SZ_1M, 0xfff00000, 1, AC_R|AC_W|AC_X|SA_G)
 
-    tlbentry( 0xff800000,         SZ_1M, 0xff800000,          1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ )
-    tlbentry( 0xff900000,         SZ_1M, 0xff900000,          1, AC_R|AC_W|AC_X|SA_G|SA_I|SA_W )
-#else					/* else booting from small flash */
-    tlbentry( 0xffe00000,         SZ_1M, 0xffe00000,          1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ )
-    tlbentry( 0xfff00000,         SZ_1M, 0xfff00000,          1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ )
+	tlbentry(0xffc00000, SZ_1M, 0xffc00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
+	tlbentry(0xffd00000, SZ_1M, 0xffd00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
+	tlbentry(0xffe00000, SZ_1M, 0xffe00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
+	tlbentry(0xff900000, SZ_1M, 0xff900000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
+	tlbentry(CFG_EPLD_BASE, SZ_256K, 0xff000000, 1, AC_R|AC_W|SA_G|SA_I)
 
-    tlbentry( 0xff800000,         SZ_1M, 0xff800000,          1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ )
-    tlbentry( 0xff900000,         SZ_1M, 0xff900000,          1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ )
-    tlbentry( 0xffa00000,         SZ_1M, 0xffa00000,          1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ )
-    tlbentry( 0xffb00000,         SZ_1M, 0xffb00000,          1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ )
-#endif
+	/*
+	 * TLB entries for SDRAM are not needed on this platform.
+	 * They are dynamically generated in the SPD DDR(2) detection
+	 * routine.
+	 */
 
-    tlbentry( CFG_EPLD_BASE,    SZ_256K, 0xff000000,          1, AC_R|AC_W|SA_G|SA_I )
+	/* internal ram (l2 cache) */
+	tlbentry(CFG_ISRAM_BASE, SZ_256K, 0x80000000, 0, AC_R|AC_W|AC_X|SA_I)
 
-#if (CFG_SRAM_BASE != 0)		/* if SRAM up high and SDRAM at zero */
-    tlbentry( 0x00000000, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
-    tlbentry( 0x10000000, SZ_256M, 0x10000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
-#elif (CFG_SMALL_FLASH == 0xff900000)	/* else SRAM at 0 */
-    tlbentry( 0x00000000,   SZ_1M, 0xff800000, 1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ )
-#elif (CFG_SMALL_FLASH == 0xfff00000)
-    tlbentry( 0x00000000,   SZ_1M, 0xffe00000, 1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ )
-#else
-    #error DONT KNOW SRAM LOCATION
-#endif
+	/* peripherals at f0000000 */
+	tlbentry(CFG_PERIPHERAL_BASE, SZ_4K, CFG_PERIPHERAL_BASE, 1, AC_R|AC_W|SA_G|SA_I)
 
-    /* internal ram (l2 cache) */
-    tlbentry( CFG_ISRAM_BASE,    SZ_256K, 0x80000000,      0, AC_R|AC_W|AC_X|SA_I )
-
-    /* peripherals at f0000000 */
-    tlbentry( CFG_PERIPHERAL_BASE, SZ_4K, CFG_PERIPHERAL_BASE, 1, AC_R|AC_W|SA_G|SA_I )
-
-    /* PCI */
-#if (CONFIG_COMMANDS & CFG_CMD_PCI)
-    tlbentry( CFG_PCI_BASE,    SZ_256M, 0x00000000, 9, AC_R|AC_W|SA_G|SA_I )
-    tlbentry( CFG_PCI_MEMBASE, SZ_256M, 0x10000000, 9, AC_R|AC_W|SA_G|SA_I )
-#endif
-    tlbtab_end
+	/* PCI */
+	tlbentry(CFG_PCI_BASE, SZ_256M, 0x00000000, 9, AC_R|AC_W|SA_G|SA_I)
+	tlbentry(CFG_PCI_MEMBASE, SZ_256M, 0x10000000, 9, AC_R|AC_W|SA_G|SA_I)
+	tlbtab_end
diff --git a/board/amcc/luan/luan.c b/board/amcc/luan/luan.c
index 06a57f6c4a..778aafc766 100644
--- a/board/amcc/luan/luan.c
+++ b/board/amcc/luan/luan.c
@@ -105,105 +105,6 @@ int checkboard(void)
 }
 
 
-/*************************************************************************
- *  long int fixed_sdram()
- *
- ************************************************************************/
-static long int fixed_sdram(void)
-{					/* DDR2 init from BDI2000 script */
-	mtdcr( 0x10, 0x00000021 );	/* MCIF0_MCOPT2 - zero DCEN bit */
-	mtdcr( 0x11, 0x84000000 );
-	mtdcr( 0x10, 0x00000020 );	/* MCIF0_MCOPT1 - no ECC, 64 bits, 4 banks, DDR2 */
-	mtdcr( 0x11, 0x2D122000 );
-	mtdcr( 0x10, 0x00000026 );	/* MCIF0_CODT  - die termination on */
-	mtdcr( 0x11, 0x00800026 );
-	mtdcr( 0x10, 0x00000081 );	/* MCIF0_WRDTR - Write DQS Adv 90 + Fractional DQS Delay */
-	mtdcr( 0x11, 0x82000800 );
-	mtdcr( 0x10, 0x00000080 );	/* MCIF0_CLKTR - advance addr clock by 180 deg */
-	mtdcr( 0x11, 0x80000000 );
-	mtdcr( 0x10, 0x00000040 );	/* MCIF0_MB0CF - turn on CS0, N x 10 coll */
-	mtdcr( 0x11, 0x00000201 );
-	mtdcr( 0x10, 0x00000044 );	/* MCIF0_MB1CF - turn on CS0, N x 10 coll */
-	mtdcr( 0x11, 0x00000201 );
-	mtdcr( 0x10, 0x00000030 );	/* MCIF0_RTR   - refresh every 7.8125uS */
-	mtdcr( 0x11, 0x08200000 );
-	mtdcr( 0x10, 0x00000085 );	/* MCIF0_SDTR1 - timing register 1 */
-	mtdcr( 0x11, 0x80201000 );
-	mtdcr( 0x10, 0x00000086 );	/* MCIF0_SDTR2 - timing register 2 */
-	mtdcr( 0x11, 0x42103242 );
-	mtdcr( 0x10, 0x00000087 );	/* MCIF0_SDTR3 - timing register 3 */
-	mtdcr( 0x11, 0x0C100D14 );
-	mtdcr( 0x10, 0x00000088 );	/* MCIF0_MMODE - CAS is 4 cycles */
-	mtdcr( 0x11, 0x00000642 );
-	mtdcr( 0x10, 0x00000089 );	/* MCIF0_MEMODE - diff DQS disabled */
-	mtdcr( 0x11, 0x00000400 );	/*		  ODT term disabled */
-
-	mtdcr( 0x10, 0x00000050 );	/* MCIF0_INITPLR0 - NOP */
-	mtdcr( 0x11, 0x81b80000 );
-	mtdcr( 0x10, 0x00000051 );	/* MCIF0_INITPLR1 - PRE */
-	mtdcr( 0x11, 0x82100400 );
-	mtdcr( 0x10, 0x00000052 );	/* MCIF0_INITPLR2 - EMR2 */
-	mtdcr( 0x11, 0x80820000 );
-	mtdcr( 0x10, 0x00000053 );	/* MCIF0_INITPLR3 - EMR3 */
-	mtdcr( 0x11, 0x80830000 );
-	mtdcr( 0x10, 0x00000054 );	/* MCIF0_INITPLR4 - EMR DLL ENABLE */
-	mtdcr( 0x11, 0x80810000 );
-	mtdcr( 0x10, 0x00000055 );	/* MCIF0_INITPLR5 - MR DLL RESET */
-	mtdcr( 0x11, 0x80800542 );
-	mtdcr( 0x10, 0x00000056 );	/* MCIF0_INITPLR6 - PRE */
-	mtdcr( 0x11, 0x82100400 );
-	mtdcr( 0x10, 0x00000057 );	/* MCIF0_INITPLR7 - refresh */
-	mtdcr( 0x11, 0x99080000 );
-	mtdcr( 0x10, 0x00000058 );	/* MCIF0_INITPLR8 */
-	mtdcr( 0x11, 0x99080000 );
-	mtdcr( 0x10, 0x00000059 );	/* MCIF0_INITPLR9 */
-	mtdcr( 0x11, 0x99080000 );
-	mtdcr( 0x10, 0x0000005A );	/* MCIF0_INITPLR10 */
-	mtdcr( 0x11, 0x99080000 );
-	mtdcr( 0x10, 0x0000005B );	/* MCIF0_INITPLR11 - MR */
-	mtdcr( 0x11, 0x80800442 );
-	mtdcr( 0x10, 0x0000005C );	/* MCIF0_INITPLR12 - EMR OCD Default */
-	mtdcr( 0x11, 0x80810380 );
-	mtdcr( 0x10, 0x0000005D );	/* MCIF0_INITPLR13 - EMR OCD exit */
-	mtdcr( 0x11, 0x80810000 );
-	udelay( 10*1000 );
-
-	mtdcr( 0x10, 0x00000021 );	/* MCIF0_MCOPT2 - execute preloaded init */
-	mtdcr( 0x11, 0x28000000 );	/*		  set DC_EN */
-	udelay( 100*1000 );
-
-	mtdcr( 0x40, 0x0000F800 );	/* MQ0_B0BAS: base addr 00000000 / 256MB */
-	mtdcr( 0x41, 0x1000F800 );	/* MQ0_B1BAS: base addr 10000000 / 256MB */
-
-	mtdcr( 0x10, 0x00000078 );	/* MCIF0_RDCC - auto set read stage */
-	mtdcr( 0x11, 0x00000000 );
-	mtdcr( 0x10, 0x00000070 );	/* MCIF0_RQDC - read DQS delay control */
-	mtdcr( 0x11, 0x8000003A );	/*		enabled, frac DQS delay */
-	mtdcr( 0x10, 0x00000074 );	/* MCIF0_RFDC - two clock feedback delay */
-	mtdcr( 0x11, 0x00000200 );
-
-	return  512 << 20;
-}
-
-
-/*************************************************************************
- *  long int initdram
- *
- ************************************************************************/
-long int initdram( int board_type )
-{
-	long dram_size = 0;
-
-#if defined(CONFIG_SPD_EEPROM)
-	dram_size = spd_sdram (0);
-#else
-	dram_size = fixed_sdram ();
-#endif
-
-	return  dram_size;
-}
-
-
 /*************************************************************************
  *  int testdram()
  *
diff --git a/board/amcc/luan/u-boot.lds b/board/amcc/luan/u-boot.lds
index d122f499f1..72ce6855d7 100644
--- a/board/amcc/luan/u-boot.lds
+++ b/board/amcc/luan/u-boot.lds
@@ -68,19 +68,6 @@ SECTIONS
 
     cpu/ppc4xx/start.o	(.text)
     board/amcc/luan/init.o	(.text)
-    cpu/ppc4xx/kgdb.o	(.text)
-    cpu/ppc4xx/traps.o	(.text)
-    cpu/ppc4xx/interrupts.o	(.text)
-    cpu/ppc4xx/serial.o	(.text)
-    cpu/ppc4xx/cpu_init.o	(.text)
-    cpu/ppc4xx/speed.o	(.text)
-    common/dlmalloc.o	(.text)
-    lib_generic/crc32.o		(.text)
-    lib_ppc/extable.o	(.text)
-    lib_generic/zlib.o		(.text)
-
-/*    . = env_offset;*/
-/*    common/environment.o(.text)*/
 
     *(.text)
     *(.fixup)
diff --git a/board/amcc/yucca/init.S b/board/amcc/yucca/init.S
index c9eca686b2..c92dcf7a51 100644
--- a/board/amcc/yucca/init.S
+++ b/board/amcc/yucca/init.S
@@ -1,4 +1,7 @@
 /*
+ * (C) Copyright 2007
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
  *  Copyright (C) 2002 Scott McNutt <smcnutt@artesyncp.com>
  *
  * See file CREDITS for list of people who contributed to this
@@ -19,56 +22,10 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  * MA 02111-1307 USA
  */
-/* port to AMCC 440SPE evaluatioon board - SG April 12,2005  */
 
 #include <ppc_asm.tmpl>
 #include <config.h>
-
-/* General */
-#define TLB_VALID   0x00000200
-
-/* Supported page sizes */
-
-#define SZ_1K	0x00000000
-#define SZ_4K	0x00000010
-#define SZ_16K	0x00000020
-#define SZ_64K	0x00000030
-#define SZ_256K	0x00000040
-#define SZ_1M	0x00000050
-#define SZ_16M	0x00000070
-#define SZ_256M	0x00000090
-
-/* Storage attributes */
-#define SA_W	0x00000800	/* Write-through */
-#define SA_I	0x00000400	/* Caching inhibited */
-#define SA_M	0x00000200	/* Memory coherence */
-#define SA_G	0x00000100	/* Guarded */
-#define SA_E	0x00000080	/* Endian */
-
-/* Access control */
-#define AC_X	0x00000024	/* Execute */
-#define AC_W	0x00000012	/* Write */
-#define AC_R	0x00000009	/* Read */
-
-/* Some handy macros */
-
-#define EPN(e)		((e) & 0xfffffc00)
-#define TLB0(epn,sz)	((EPN((epn)) | (sz) | TLB_VALID ))
-#define TLB1(rpn,erpn)	(((rpn) & 0xfffffc00) | (erpn))
-#define TLB2(a)		((a) & 0x00000fbf)
-
-#define tlbtab_start\
-	mflr	r1	;\
-	bl	0f	;
-
-#define tlbtab_end\
-	.long 0, 0, 0	;\
-0:	mflr	r0	;\
-	mtlr	r1	;\
-	blr		;
-
-#define tlbentry(epn,sz,rpn,erpn,attr)\
-	.long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr)
+#include <asm-ppc/mmu.h>
 
 /**************************************************************************
  * TLB TABLE
@@ -89,12 +46,18 @@
 	.globl tlbtabA
 tlbtabA:
 	tlbtab_start
-	tlbentry(0xfff00000, SZ_16M, 0xfff00000, 4, AC_R|AC_W|AC_X|SA_G)
 
-	tlbentry(CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I)
-	tlbentry(CFG_SDRAM_BASE + 0x10000000, SZ_256M, 0x10000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I)
-	tlbentry(CFG_SDRAM_BASE + 0x20000000, SZ_256M, 0x20000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I)
-	tlbentry(CFG_SDRAM_BASE + 0x30000000, SZ_256M, 0x30000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I)
+	/*
+	 * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the
+	 * speed up boot process. It is patched after relocation to enable SA_I
+	 */
+	tlbentry(0xff000000, SZ_16M, 0xff000000, 4, AC_R|AC_W|AC_X|SA_G)
+
+	/*
+	 * TLB entries for SDRAM are not needed on this platform.
+	 * They are dynamically generated in the SPD DDR(2) detection
+	 * routine.
+	 */
 
 	tlbentry(CFG_ISRAM_BASE, SZ_256K, 0x00000000, 4, AC_R|AC_W|AC_X|SA_I)
 	tlbentry(CFG_FPGA_BASE, SZ_1K, 0xE2000000, 4,AC_R|AC_W|SA_I)
@@ -126,12 +89,18 @@ tlbtabA:
 	.globl tlbtabB
 tlbtabB:
 	tlbtab_start
-	tlbentry(0xfff00000, SZ_16M, 0xfff00000, 4, AC_R|AC_W|AC_X|SA_G)
 
-	tlbentry(CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I)
-	tlbentry(CFG_SDRAM_BASE + 0x10000000, SZ_256M, 0x10000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I)
-	tlbentry(CFG_SDRAM_BASE + 0x20000000, SZ_256M, 0x20000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I)
-	tlbentry(CFG_SDRAM_BASE + 0x30000000, SZ_256M, 0x30000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I)
+	/*
+	 * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the
+	 * speed up boot process. It is patched after relocation to enable SA_I
+	 */
+	tlbentry(0xff000000, SZ_16M, 0xff000000, 4, AC_R|AC_W|AC_X|SA_G)
+
+	/*
+	 * TLB entries for SDRAM are not needed on this platform.
+	 * They are dynamically generated in the SPD DDR(2) detection
+	 * routine.
+	 */
 
 	tlbentry(CFG_ISRAM_BASE, SZ_256K, 0x00000000, 4, AC_R|AC_W|AC_X|SA_I)
 	tlbentry(CFG_FPGA_BASE, SZ_1K, 0xE2000000, 4,AC_R|AC_W|SA_I)
diff --git a/board/amcc/yucca/yucca.c b/board/amcc/yucca/yucca.c
index e9b34dd249..90eaab1c80 100644
--- a/board/amcc/yucca/yucca.c
+++ b/board/amcc/yucca/yucca.c
@@ -44,8 +44,6 @@ int compare_to_true(char *str );
 char *remove_l_w_space(char *in_str );
 char *remove_t_w_space(char *in_str );
 int get_console_port(void);
-unsigned long ppcMfcpr(unsigned long cpr_reg);
-unsigned long ppcMfsdr(unsigned long sdr_reg);
 
 int ppc440spe_init_pcie_rootport(int port);
 void ppc440spe_setup_pcie(struct pci_controller *hose, int port);
@@ -221,7 +219,7 @@ int board_early_init_f (void)
 	 |
 	 +-------------------------------------------------------------------*/
 	/* Read Pin Strap Register in PPC440SP */
-	sdr0_pinstp = ppcMfsdr(SDR0_PINSTP);
+	mfsdr(SDR0_PINSTP, sdr0_pinstp);
 	bootstrap_settings = sdr0_pinstp & SDR0_PINSTP_BOOTSTRAP_MASK;
 
 	switch (bootstrap_settings) {
@@ -246,7 +244,7 @@ int board_early_init_f (void)
 			 * Boot Settings in IIC EEprom address 0x50 or 0x54
 			 * Read Serial Device Strap Register1 in PPC440SPe
 			 */
-			sdr0_sdstp1 = ppcMfsdr(SDR0_SDSTP1);
+			mfsdr(SDR0_SDSTP1, sdr0_sdstp1);
 			boot_selection = sdr0_sdstp1 & SDR0_SDSTP1_ERPN_MASK;
 			ebc_data_width = sdr0_sdstp1 & SDR0_SDSTP1_EBCW_MASK;
 
@@ -564,277 +562,6 @@ int checkboard (void)
 	return 0;
 }
 
-static long int yucca_probe_for_dimms(void)
-{
-	int 	dimm_installed[MAXDIMMS];
-	int	dimm_num, result;
-	int	dimms_found = 0;
-	uchar	dimm_addr = IIC0_DIMM0_ADDR;
-	uchar   dimm_spd_data[MAX_SPD_BYTES];
-
-	for (dimm_num = 0; dimm_num < MAXDIMMS; dimm_num++) {
-		/* check if there is a chip at the dimm address	*/
-		switch (dimm_num) {
-			case 0:
-				dimm_addr = IIC0_DIMM0_ADDR;
-				break;
-			case 1:
-				dimm_addr = IIC0_DIMM1_ADDR;
-				break;
-		}
-
-		result = i2c_probe(dimm_addr);
-
-		memset(dimm_spd_data, 0, MAX_SPD_BYTES * sizeof(char));
-		if (result == 0) {
-			/* read first byte of SPD data, if there is any data */
-			result = i2c_read(dimm_addr, 0, 1, dimm_spd_data, 1);
-
-			if (result == 0) {
-				result = dimm_spd_data[0];
-				result = result > MAX_SPD_BYTES ?
-						MAX_SPD_BYTES : result;
-				result = i2c_read(dimm_addr, 0, 1,
-							dimm_spd_data, result);
-			}
-		}
-
-		if ((result == 0) &&
-		    (dimm_spd_data[64] == MICRON_SPD_JEDEC_ID)) {
-			dimm_installed[dimm_num] = TRUE;
-			dimms_found++;
-			debug("DIMM slot %d: DDR2 SDRAM detected\n", dimm_num);
-		} else {
-			dimm_installed[dimm_num] = FALSE;
-			debug("DIMM slot %d: Not populated or cannot sucessfully probe the DIMM\n", dimm_num);
-		}
-	}
-
-	if (dimms_found == 0) {
-		printf("ERROR - No memory installed.  Install a DDR-SDRAM DIMM.\n\n");
-		hang();
-	}
-
-	if (dimm_installed[0] != TRUE) {
-		printf("\nERROR - DIMM slot 0 must be populated before DIMM slot 1.\n");
-		printf("        Unsupported configuration. Move DIMM module from DIMM slot 1 to slot 0.\n\n");
-		hang();
-	}
-
-	return dimms_found;
-}
-
-/*************************************************************************
- * init SDRAM controller with fixed value
- * the initialization values are for 2x MICRON DDR2
- * PN: MT18HTF6472DY-53EB2
- * 512MB, DDR2, 533, CL4, ECC, REG
- ************************************************************************/
-static long int fixed_sdram(void)
-{
-	long int yucca_dimms = 0;
-
-	yucca_dimms = yucca_probe_for_dimms();
-
-	/* SDRAM0_MCOPT2 (0X21) Clear DCEN BIT	*/
-	mtdcr( 0x10, 0x00000021 );
-	mtdcr( 0x11, 0x84000000 );
-
-	/* SDRAM0_MCOPT1 (0X20) ECC OFF / 64 bits / 4 banks / DDR2	*/
-	mtdcr( 0x10, 0x00000020 );
-	mtdcr( 0x11, 0x2D122000 );
-
-	/* SET MCIF0_CODT   Die Termination On	*/
-	mtdcr( 0x10, 0x00000026 );
-	if (yucca_dimms == 2)
-		mtdcr( 0x11, 0x2A800021 );
-	else if (yucca_dimms == 1)
-		mtdcr( 0x11, 0x02800021 );
-
-	/* On-Die Termination for Bank 0	*/
-	mtdcr( 0x10, 0x00000022 );
-	if (yucca_dimms == 2)
-		mtdcr( 0x11, 0x18000000 );
-	else if (yucca_dimms == 1)
-		mtdcr( 0x11, 0x06000000 );
-
-	/*	On-Die Termination for Bank 1	*/
-	mtdcr( 0x10, 0x00000023 );
-	if (yucca_dimms == 2)
-		mtdcr( 0x11, 0x18000000 );
-	else if (yucca_dimms == 1)
-		mtdcr( 0x11, 0x01800000 );
-
-	/*	On-Die Termination for Bank 2	*/
-	mtdcr( 0x10, 0x00000024 );
-	if (yucca_dimms == 2)
-		mtdcr( 0x11, 0x01800000 );
-	else if (yucca_dimms == 1)
-		mtdcr( 0x11, 0x00000000 );
-
-	/*	On-Die Termination for Bank 3	*/
-	mtdcr( 0x10, 0x00000025 );
-	if (yucca_dimms == 2)
-		mtdcr( 0x11, 0x01800000 );
-	else if (yucca_dimms == 1)
-		mtdcr( 0x11, 0x00000000 );
-
-	/* Refresh Time register (0x30) Refresh every 7.8125uS	*/
-	mtdcr( 0x10, 0x00000030 );
-	mtdcr( 0x11, 0x08200000 );
-
-	/* SET MCIF0_MMODE  	 CL 4	*/
-	mtdcr( 0x10, 0x00000088 );
-	mtdcr( 0x11, 0x00000642 );
-
-	/* MCIF0_MEMODE	*/
-	mtdcr( 0x10, 0x00000089 );
-	mtdcr( 0x11, 0x00000004 );
-
-	/*SET MCIF0_MB0CF 	*/
-	mtdcr( 0x10, 0x00000040 );
-	mtdcr( 0x11, 0x00000201 );
-
-	/* SET MCIF0_MB1CF 	*/
-	mtdcr( 0x10, 0x00000044 );
-	mtdcr( 0x11, 0x00000201 );
-
-	/* SET MCIF0_MB2CF 	*/
-	mtdcr( 0x10, 0x00000048 );
-	if (yucca_dimms == 2)
-		mtdcr( 0x11, 0x00000201 );
-	else if (yucca_dimms == 1)
-		mtdcr( 0x11, 0x00000000 );
-
-	/* SET MCIF0_MB3CF 	*/
-	mtdcr( 0x10, 0x0000004c );
-	if (yucca_dimms == 2)
-		mtdcr( 0x11, 0x00000201 );
-	else if (yucca_dimms == 1)
-		mtdcr( 0x11, 0x00000000 );
-
-	/* SET MCIF0_INITPLR0  # NOP		*/
-	mtdcr( 0x10, 0x00000050 );
-	mtdcr( 0x11, 0xB5380000 );
-
-	/* SET MCIF0_INITPLR1  # PRE		*/
-	mtdcr( 0x10, 0x00000051 );
-	mtdcr( 0x11, 0x82100400 );
-
-	/* SET MCIF0_INITPLR2  # EMR2		*/
-	mtdcr( 0x10, 0x00000052 );
-	mtdcr( 0x11, 0x80820000 );
-
-	/* SET MCIF0_INITPLR3  # EMR3		*/
-	mtdcr( 0x10, 0x00000053 );
-	mtdcr( 0x11, 0x80830000 );
-
-	/* SET MCIF0_INITPLR4  # EMR DLL ENABLE	*/
-	mtdcr( 0x10, 0x00000054 );
-	mtdcr( 0x11, 0x80810000 );
-
-	/* SET MCIF0_INITPLR5  # MR DLL RESET	*/
-	mtdcr( 0x10, 0x00000055 );
-	mtdcr( 0x11, 0x80800542 );
-
-	/* SET MCIF0_INITPLR6  # PRE		*/
-	mtdcr( 0x10, 0x00000056 );
-	mtdcr( 0x11, 0x82100400 );
-
-	/* SET MCIF0_INITPLR7  # Refresh	*/
-	mtdcr( 0x10, 0x00000057 );
-	mtdcr( 0x11, 0x8A080000 );
-
-	/* SET MCIF0_INITPLR8  # Refresh	*/
-	mtdcr( 0x10, 0x00000058 );
-	mtdcr( 0x11, 0x8A080000 );
-
-	/* SET MCIF0_INITPLR9  # Refresh	*/
-	mtdcr( 0x10, 0x00000059 );
-	mtdcr( 0x11, 0x8A080000 );
-
-	/* SET MCIF0_INITPLR10 # Refresh	*/
-	mtdcr( 0x10, 0x0000005A );
-	mtdcr( 0x11, 0x8A080000 );
-
-	/* SET MCIF0_INITPLR11 # MR		*/
-	mtdcr( 0x10, 0x0000005B );
-	mtdcr( 0x11, 0x80800442 );
-
-	/* SET MCIF0_INITPLR12 # EMR OCD Default*/
-	mtdcr( 0x10, 0x0000005C );
-	mtdcr( 0x11, 0x80810380 );
-
-	/* SET MCIF0_INITPLR13 # EMR OCD Exit	*/
-	mtdcr( 0x10, 0x0000005D );
-	mtdcr( 0x11, 0x80810000 );
-
-	/* 0x80: Adv Addr clock by 180 deg	*/
-	mtdcr( 0x10, 0x00000080 );
-	mtdcr( 0x11, 0x80000000 );
-
-	/* 0x21: Exit self refresh, set DC_EN	*/
-	mtdcr( 0x10, 0x00000021 );
-	mtdcr( 0x11, 0x28000000 );
-
-	/* 0x81: Write DQS Adv 90 + Fractional DQS Delay	*/
-	mtdcr( 0x10, 0x00000081 );
-	mtdcr( 0x11, 0x80000800 );
-
-	/* MCIF0_SDTR1	*/
-	mtdcr( 0x10, 0x00000085 );
-	mtdcr( 0x11, 0x80201000 );
-
-	/* MCIF0_SDTR2	*/
-	mtdcr( 0x10, 0x00000086 );
-	mtdcr( 0x11, 0x42103242 );
-
-	/* MCIF0_SDTR3	*/
-	mtdcr( 0x10, 0x00000087 );
-	mtdcr( 0x11, 0x0C100D14 );
-
-	/* SET MQ0_B0BAS  base addr 00000000 / 256MB	*/
-	mtdcr( 0x40, 0x0000F800 );
-
-	/* SET MQ0_B1BAS  base addr 10000000 / 256MB	*/
-	mtdcr( 0x41, 0x0400F800 );
-
-	/* SET MQ0_B2BAS  base addr 20000000 / 256MB	*/
-	if (yucca_dimms == 2)
-		mtdcr( 0x42, 0x0800F800 );
-	else if (yucca_dimms == 1)
-		mtdcr( 0x42, 0x00000000 );
-
-	/* SET MQ0_B3BAS  base addr 30000000 / 256MB	*/
-	if (yucca_dimms == 2)
-		mtdcr( 0x43, 0x0C00F800 );
-	else if (yucca_dimms == 1)
-		mtdcr( 0x43, 0x00000000 );
-
-	/* SDRAM_RQDC	*/
-	mtdcr( 0x10, 0x00000070 );
-	mtdcr( 0x11, 0x8000003F );
-
-	/* SDRAM_RDCC	*/
-	mtdcr( 0x10, 0x00000078 );
-	mtdcr( 0x11, 0x80000000 );
-
-	/* SDRAM_RFDC	*/
-	mtdcr( 0x10, 0x00000074 );
-	mtdcr( 0x11, 0x00000220 );
-
-	return (yucca_dimms * 512) << 20;
-}
-
-long int initdram (int board_type)
-{
-	long dram_size = 0;
-
-	dram_size = fixed_sdram();
-
-	return dram_size;
-}
-
 #if defined(CFG_DRAM_TEST)
 int testdram (void)
 {
@@ -1267,42 +994,3 @@ int onboard_pci_arbiter_selected(int core_pci)
 #endif
 	return (BOARD_OPTION_NOT_SELECTED);
 }
-
-/*---------------------------------------------------------------------------+
- | ppcMfcpr.
- +---------------------------------------------------------------------------*/
-unsigned long ppcMfcpr(unsigned long cpr_reg)
-{
-	unsigned long msr;
-	unsigned long cpr_cfgaddr_temp;
-	unsigned long cpr_value;
-
-	msr = (mfmsr () & ~(MSR_EE));
-	cpr_cfgaddr_temp =  mfdcr(CPR0_CFGADDR);
-	mtdcr(CPR0_CFGADDR, cpr_reg);
-	cpr_value =  mfdcr(CPR0_CFGDATA);
-	mtdcr(CPR0_CFGADDR, cpr_cfgaddr_temp);
-	mtmsr(msr);
-
-	return (cpr_value);
-}
-
-/*----------------------------------------------------------------------------+
-| Indirect Access of the System DCR's (SDR)
-| ppcMfsdr
-+----------------------------------------------------------------------------*/
-unsigned long ppcMfsdr(unsigned long sdr_reg)
-{
-	unsigned long msr;
-	unsigned long sdr_cfgaddr_temp;
-	unsigned long sdr_value;
-
-	msr = (mfmsr () & ~(MSR_EE));
-	sdr_cfgaddr_temp =  mfdcr(SDR0_CFGADDR);
-	mtdcr(SDR0_CFGADDR, sdr_reg);
-	sdr_value =  mfdcr(SDR0_CFGDATA);
-	mtdcr(SDR0_CFGADDR, sdr_cfgaddr_temp);
-	mtmsr(msr);
-
-	return (sdr_value);
-}
diff --git a/cpu/ppc4xx/44x_spd_ddr2.c b/cpu/ppc4xx/44x_spd_ddr2.c
index 3ab050f9f7..83c991116f 100644
--- a/cpu/ppc4xx/44x_spd_ddr2.c
+++ b/cpu/ppc4xx/44x_spd_ddr2.c
@@ -188,6 +188,7 @@ static void program_initplr(unsigned long *dimm_populated,
 			    ddr_cas_id_t selected_cas,
 			    int write_recovery);
 static unsigned long is_ecc_enabled(void);
+#ifdef CONFIG_DDR_ECC
 static void program_ecc(unsigned long *dimm_populated,
 			unsigned char *iic0_dimm_addr,
 			unsigned long num_dimm_banks,
@@ -195,6 +196,7 @@ static void program_ecc(unsigned long *dimm_populated,
 static void program_ecc_addr(unsigned long start_address,
 			     unsigned long num_bytes,
 			     unsigned long tlb_word2_i_value);
+#endif
 static void program_DQS_calibration(unsigned long *dimm_populated,
 				    unsigned char *iic0_dimm_addr,
 				    unsigned long num_dimm_banks);
@@ -255,15 +257,6 @@ static void mtdcr_any(u32 dcr, u32 val)
 	}
 }
 
-static void wait_ddr_idle(void)
-{
-	u32 val;
-
-	do {
-		mfsdram(SDRAM_MCSTAT, val);
-	} while ((val & SDRAM_MCSTAT_IDLE_MASK) == SDRAM_MCSTAT_IDLE_NOT);
-}
-
 static unsigned char spd_read(uchar chip, uint addr)
 {
 	unsigned char data[2];
@@ -491,7 +484,7 @@ long int initdram(int board_type)
 		(val & ~(SDRAM_MEMODE_DIC_MASK  | SDRAM_MEMODE_DLL_MASK |
 			 SDRAM_MEMODE_RTT_MASK | SDRAM_MEMODE_DQS_MASK)) |
 		(SDRAM_MEMODE_DIC_NORMAL | SDRAM_MEMODE_DLL_ENABLE
-		 | SDRAM_MEMODE_RTT_75OHM | SDRAM_MEMODE_DQS_ENABLE));
+		 | SDRAM_MEMODE_RTT_150OHM | SDRAM_MEMODE_DQS_ENABLE));
 
 	/*------------------------------------------------------------------
 	 * Program Initialization preload registers.
@@ -537,10 +530,12 @@ long int initdram(int board_type)
 	 *-----------------------------------------------------------------*/
 	program_DQS_calibration(dimm_populated, iic0_dimm_addr, num_dimm_banks);
 
+#ifdef CONFIG_DDR_ECC
 	/*------------------------------------------------------------------
 	 * If ecc is enabled, initialize the parity bits.
 	 *-----------------------------------------------------------------*/
 	program_ecc(dimm_populated, iic0_dimm_addr, num_dimm_banks, MY_TLB_WORD2_I_ENABLE);
+#endif
 
 #ifdef DEBUG
 	ppc440sp_sdram_register_dump();
@@ -702,7 +697,7 @@ static void check_frequency(unsigned long *dimm_populated,
 	 *-----------------------------------------------------------------*/
 	get_sys_info(&board_cfg);
 
-	mfsdr(sdr_ddr0, sdr_ddrpll);
+	mfsdr(SDR0_DDR0, sdr_ddrpll);
 	sdram_freq = ((board_cfg.freqPLB) * SDR0_DDR0_DDRM_DECODE(sdr_ddrpll));
 
 	/*
@@ -877,7 +872,11 @@ static void program_copt1(unsigned long *dimm_populated,
 	unsigned long ddrtype;
 	unsigned long val;
 
+#ifdef CONFIG_DDR_ECC
 	ecc_enabled = TRUE;
+#else
+	ecc_enabled = FALSE;
+#endif
 	dimm_32bit = FALSE;
 	dimm_64bit = FALSE;
 	buf0 = FALSE;
@@ -1314,7 +1313,7 @@ static void program_mode(unsigned long *dimm_populated,
 	 *-----------------------------------------------------------------*/
 	get_sys_info(&board_cfg);
 
-	mfsdr(sdr_ddr0, sdr_ddrpll);
+	mfsdr(SDR0_DDR0, sdr_ddrpll);
 	sdram_freq = MULDIV64((board_cfg.freqPLB), SDR0_DDR0_DDRM_DECODE(sdr_ddrpll), 1);
 
 	/*------------------------------------------------------------------
@@ -1463,11 +1462,12 @@ static void program_mode(unsigned long *dimm_populated,
 	mfsdram(SDRAM_MMODE, mmode);
 	mmode = mmode & ~(SDRAM_MMODE_WR_MASK | SDRAM_MMODE_DCL_MASK);
 
-	cycle_2_0_clk = MULDIV64(ONE_BILLION, 100, max_2_0_tcyc_ns_x_100);
-	cycle_2_5_clk = MULDIV64(ONE_BILLION, 100, max_2_5_tcyc_ns_x_100);
-	cycle_3_0_clk = MULDIV64(ONE_BILLION, 100, max_3_0_tcyc_ns_x_100);
-	cycle_4_0_clk = MULDIV64(ONE_BILLION, 100, max_4_0_tcyc_ns_x_100);
-	cycle_5_0_clk = MULDIV64(ONE_BILLION, 100, max_5_0_tcyc_ns_x_100);
+	/* add 10 here because of rounding problems */
+	cycle_2_0_clk = MULDIV64(ONE_BILLION, 100, max_2_0_tcyc_ns_x_100) + 10;
+	cycle_2_5_clk = MULDIV64(ONE_BILLION, 100, max_2_5_tcyc_ns_x_100) + 10;
+	cycle_3_0_clk = MULDIV64(ONE_BILLION, 100, max_3_0_tcyc_ns_x_100) + 10;
+	cycle_4_0_clk = MULDIV64(ONE_BILLION, 100, max_4_0_tcyc_ns_x_100) + 10;
+	cycle_5_0_clk = MULDIV64(ONE_BILLION, 100, max_5_0_tcyc_ns_x_100) + 10;
 
 	if (sdram_ddr1 == TRUE) { /* DDR1 */
 		if ((cas_2_0_available == TRUE) && (sdram_freq <= cycle_2_0_clk)) {
@@ -1498,7 +1498,11 @@ static void program_mode(unsigned long *dimm_populated,
 		} else {
 			printf("ERROR: Cannot find a supported CAS latency with the installed DIMMs.\n");
 			printf("Only DIMMs DDR2 with CAS latencies of 3.0, 4.0, and 5.0 are supported.\n");
-			printf("Make sure the PLB speed is within the supported range of the DIMMs.\n\n");
+			printf("Make sure the PLB speed is within the supported range of the DIMMs.\n");
+			printf("cas3=%d cas4=%d cas5=%d\n",
+			       cas_3_0_available, cas_4_0_available, cas_5_0_available);
+			printf("sdram_freq=%d cycle3=%d cycle4=%d cycle5=%d\n\n",
+			       sdram_freq, cycle_3_0_clk, cycle_4_0_clk, cycle_5_0_clk);
 			hang();
 		}
 	}
@@ -1575,7 +1579,7 @@ static void program_rtr(unsigned long *dimm_populated,
 	/*------------------------------------------------------------------
 	 * Set the SDRAM Refresh Timing Register, SDRAM_RTR
 	 *-----------------------------------------------------------------*/
-	mfsdr(sdr_ddr0, sdr_ddrpll);
+	mfsdr(SDR0_DDR0, sdr_ddrpll);
 	sdram_freq = ((board_cfg.freqPLB) * SDR0_DDR0_DDRM_DECODE(sdr_ddrpll));
 
 	max_refresh_rate = 0;
@@ -1661,7 +1665,7 @@ static void program_tr(unsigned long *dimm_populated,
 	 *-----------------------------------------------------------------*/
 	get_sys_info(&board_cfg);
 
-	mfsdr(sdr_ddr0, sdr_ddrpll);
+	mfsdr(SDR0_DDR0, sdr_ddrpll);
 	sdram_freq = ((board_cfg.freqPLB) * SDR0_DDR0_DDRM_DECODE(sdr_ddrpll));
 
 	/*------------------------------------------------------------------
@@ -2069,7 +2073,7 @@ static void program_memory_queue(unsigned long *dimm_populated,
 			 * Set the sizes
 			 *-----------------------------------------------------------------*/
 			baseadd_size = 0;
-			rank_size_bytes = 1024 * 1024 * rank_size_id;
+			rank_size_bytes = 4 * 1024 * 1024 * rank_size_id;
 			switch (rank_size_id) {
 			case 0x02:
 				baseadd_size |= SDRAM_RXBAS_SDSZ_8;
@@ -2106,8 +2110,8 @@ static void program_memory_queue(unsigned long *dimm_populated,
 
 			for (i = 0; i < num_ranks; i++)	{
 				mtdcr_any(rank_reg+i+dimm_num+bank_0_populated,
-					  (rank_base_addr & SDRAM_RXBAS_SDBA_MASK) |
-					  baseadd_size);
+					  (SDRAM_RXBAS_SDBA_ENCODE(rank_base_addr) |
+					   baseadd_size));
 				rank_base_addr += rank_size_bytes;
 			}
 		}
@@ -2130,9 +2134,10 @@ static unsigned long is_ecc_enabled(void)
 		ecc = max(ecc, SDRAM_MCOPT1_MCHK_CHK_DECODE(val));
 	}
 
-	return(ecc);
+	return ecc;
 }
 
+#ifdef CONFIG_DDR_ECC
 /*-----------------------------------------------------------------------------+
  * program_ecc.
  *-----------------------------------------------------------------------------*/
@@ -2208,6 +2213,15 @@ static void check_ecc(void)
 }
 #endif
 
+static void wait_ddr_idle(void)
+{
+	u32 val;
+
+	do {
+		mfsdram(SDRAM_MCSTAT, val);
+	} while ((val & SDRAM_MCSTAT_IDLE_MASK) == SDRAM_MCSTAT_IDLE_NOT);
+}
+
 /*-----------------------------------------------------------------------------+
  * program_ecc_addr.
  *-----------------------------------------------------------------------------*/
@@ -2276,6 +2290,7 @@ static void program_ecc_addr(unsigned long start_address,
 #endif
 	}
 }
+#endif
 
 /*-----------------------------------------------------------------------------+
  * program_DQS_calibration.
@@ -2531,7 +2546,6 @@ static void DQS_calibration_process(void)
 		}
 	}		/* for rffd */
 
-
 	/*------------------------------------------------------------------
 	 * Set the average RFFD value
 	 *-----------------------------------------------------------------*/
diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S
index 6b2c170335..54be37cf68 100644
--- a/cpu/ppc4xx/start.S
+++ b/cpu/ppc4xx/start.S
@@ -1361,7 +1361,7 @@ ppcSync:
 relocate_code:
 #if defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
     defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
-    defined(CONFIG_440SPE)
+    defined(CONFIG_440SP) || defined(CONFIG_440SPE)
 	/*
 	 * On some 440er platforms the cache is enabled in the first TLB (Boot-CS)
 	 * to speed up the boot process. Now this cache needs to be disabled.
diff --git a/include/configs/katmai.h b/include/configs/katmai.h
index f350155c83..1606d0da17 100644
--- a/include/configs/katmai.h
+++ b/include/configs/katmai.h
@@ -108,6 +108,7 @@
  *----------------------------------------------------------------------*/
 #define CONFIG_SPD_EEPROM	1	/* Use SPD EEPROM for setup	*/
 #define SPD_EEPROM_ADDRESS	{0x51, 0x52}	/* SPD i2c spd addresses*/
+#define CONFIG_DDR_ECC		1	/* with ECC support		*/
 #undef  CONFIG_STRESS
 
 /*-----------------------------------------------------------------------
diff --git a/include/configs/luan.h b/include/configs/luan.h
index 5c9d208feb..9c8769b200 100644
--- a/include/configs/luan.h
+++ b/include/configs/luan.h
@@ -37,8 +37,9 @@
 #define CONFIG_440		1
 #define CONFIG_SYS_CLK_FREQ	33333333 /* external freq to pll	*/
 
-#define CONFIG_BOARD_EARLY_INIT_F 1     /* call board_early_init_f()	*/
+#define CONFIG_BOARD_EARLY_INIT_F 1	/* call board_early_init_f()	*/
 #define CONFIG_MISC_INIT_R	1	/* call misc_init_r()		*/
+#define CONFIG_ADD_RAM_INFO	1	/* Print additional info	*/
 
 /*-----------------------------------------------------------------------
  * Base addresses -- Note these are effective addresses where the
@@ -132,10 +133,9 @@
 /*-----------------------------------------------------------------------
  * DDR SDRAM
  *----------------------------------------------------------------------*/
-#undef  CONFIG_SPD_EEPROM		/* SPD EEPROM init doesn't support DDR2 */
-#define SPD_EEPROM_ADDRESS {0x52,0x53}	/* I2C SPD addresses */
-#define IIC0_DIMM0_ADDR         0x52
-#define IIC0_DIMM1_ADDR         0x53
+#define CONFIG_SPD_EEPROM	1	/* Use SPD EEPROM for setup	*/
+#define SPD_EEPROM_ADDRESS	{0x53, 0x52}	/* SPD i2c spd addresses*/
+#undef CONFIG_DDR_ECC			/* no ECC support for now	*/
 
 /*-----------------------------------------------------------------------
  * I2C
@@ -206,11 +206,6 @@
 #define CONFIG_NETCONSOLE		/* include NetConsole support	*/
 #define CONFIG_NET_MULTI		/* needed for NetConsole	*/
 
-/* Partitions */
-#define CONFIG_MAC_PARTITION
-#define CONFIG_DOS_PARTITION
-#define CONFIG_ISO_PARTITION
-
 #ifdef DEBUG
 #define CONFIG_PANIC_HANG
 #else
@@ -219,9 +214,7 @@
 
 #define CONFIG_COMMANDS	       (CONFIG_CMD_DFL		|	\
 				CFG_CMD_ASKENV		|	\
-			        CFG_CMD_CACHE		|	\
 				CFG_CMD_DHCP		|	\
-				CFG_CMD_DIAG		|	\
 				CFG_CMD_ELF		|	\
 				CFG_CMD_EEPROM		|	\
 				CFG_CMD_I2C		|	\
@@ -232,7 +225,6 @@
 				CFG_CMD_PCI		|	\
 				CFG_CMD_PING		|	\
 				CFG_CMD_REGINFO		|	\
-				CFG_CMD_SETGETDCR	|	\
 				CFG_CMD_SDRAM		|	\
 				0)
 
diff --git a/include/configs/yucca.h b/include/configs/yucca.h
index 6417ed891d..eb4859c3e9 100644
--- a/include/configs/yucca.h
+++ b/include/configs/yucca.h
@@ -45,11 +45,11 @@
 #define EXTCLK_50		50000000
 #define EXTCLK_83		83333333
 
-#define	CONFIG_IBM_EMAC4_V4		1
-#define	CONFIG_MISC_INIT_F		1	/* Use misc_init_f()	*/
+#define	CONFIG_MISC_INIT_F	1	/* Use misc_init_f()		*/
+#define CONFIG_ADD_RAM_INFO	1	/* Print additional info	*/
 #undef  CONFIG_SHOW_BOOT_PROGRESS
 #undef  CONFIG_STRESS
-#undef  ENABLE_ECC
+
 /*-----------------------------------------------------------------------
  * Base addresses -- Note these are effective addresses where the
  * actual resources get mapped (not physical addresses)
@@ -118,10 +118,9 @@
 /*-----------------------------------------------------------------------
  * DDR SDRAM
  *----------------------------------------------------------------------*/
-#undef CONFIG_SPD_EEPROM		/* Use SPD EEPROM for setup	*/
-#define SPD_EEPROM_ADDRESS {0x53, 0x52}	/* SPD i2c spd addresses	*/
-#define IIC0_DIMM0_ADDR		0x53
-#define IIC0_DIMM1_ADDR		0x52
+#define CONFIG_SPD_EEPROM	1	/* Use SPD EEPROM for setup	*/
+#define SPD_EEPROM_ADDRESS	{0x53, 0x52}	/* SPD i2c spd addresses*/
+#undef CONFIG_DDR_ECC			/* no ECC support for now	*/
 
 /*-----------------------------------------------------------------------
  * I2C
@@ -211,6 +210,7 @@
 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
 
+#define	CONFIG_IBM_EMAC4_V4	1
 #define CONFIG_MII		1	/* MII PHY management		*/
 #undef CONFIG_NET_MULTI
 #define CONFIG_PHY_ADDR		1	/* PHY address, See schematics	*/
diff --git a/include/ppc440.h b/include/ppc440.h
index 25e338fb10..9b15c2c565 100644
--- a/include/ppc440.h
+++ b/include/ppc440.h
@@ -417,7 +417,9 @@
 #define SDR0_PEGPLLSET1		0x000003A0	/* PE Pll LC Tank Setting1 */
 #define SDR0_PEGPLLSET2		0x000003A1	/* PE Pll LC Tank Setting2 */
 #define SDR0_PEGPLLSTS		0x000003A2	/* PE Pll LC Tank Status */
+#endif /* CONFIG_440SPE */
 
+#if defined(CONFIG_440SP) || defined(CONFIG_440SPE)
 /*----------------------------------------------------------------------------+
 | SDRAM Controller
 +----------------------------------------------------------------------------*/
@@ -453,9 +455,16 @@
 /*-----------------------------------------------------------------------------+
 |  Memory Bank 0-7 configuration
 +-----------------------------------------------------------------------------*/
-#define SDRAM_RXBAS_SDBA_MASK		0xFF800000	/* Base address	*/
+#if defined(CONFIG_440SPE)
+#define SDRAM_RXBAS_SDBA_MASK		0xFFE00000	/* Base address	*/
 #define SDRAM_RXBAS_SDBA_ENCODE(n)	((((unsigned long)(n))&0xFFE00000)>>2)
 #define SDRAM_RXBAS_SDBA_DECODE(n)	((((unsigned long)(n))&0xFFE00000)<<2)
+#endif /* CONFIG_440SPE */
+#if defined(CONFIG_440SP)
+#define SDRAM_RXBAS_SDBA_MASK		0xFF800000	/* Base address	*/
+#define SDRAM_RXBAS_SDBA_ENCODE(n)	((((unsigned long)(n))&0xFF800000))
+#define SDRAM_RXBAS_SDBA_DECODE(n)	((((unsigned long)(n))&0xFF800000))
+#endif /* CONFIG_440SP */
 #define SDRAM_RXBAS_SDSZ_MASK		0x0000FFC0	/* Size		*/
 #define SDRAM_RXBAS_SDSZ_ENCODE(n)	((((unsigned long)(n))&0x3FF)<<6)
 #define SDRAM_RXBAS_SDSZ_DECODE(n)	((((unsigned long)(n))>>6)&0x3FF)
@@ -2167,6 +2176,20 @@
 /*-----------------------------------------------------------------------------+
 |  SDR0 Bit Settings
 +-----------------------------------------------------------------------------*/
+#if defined(CONFIG_440SP)
+#define SDR0_SRST			0x0200
+
+#define SDR0_DDR0			0x00E1
+#define SDR0_DDR0_DPLLRST		0x80000000
+#define SDR0_DDR0_DDRM_MASK		0x60000000
+#define SDR0_DDR0_DDRM_DDR1		0x20000000
+#define SDR0_DDR0_DDRM_DDR2		0x40000000
+#define SDR0_DDR0_DDRM_ENCODE(n)	((((unsigned long)(n))&0x03)<<29)
+#define SDR0_DDR0_DDRM_DECODE(n)	((((unsigned long)(n))>>29)&0x03)
+#define SDR0_DDR0_TUNE_ENCODE(n)	((((unsigned long)(n))&0x2FF)<<0)
+#define SDR0_DDR0_TUNE_DECODE(n)	((((unsigned long)(n))>>0)&0x2FF)
+#endif
+
 #if defined(CONFIG_440SPE)
 #define SDR0_CP440			0x0180
 #define SDR0_CP440_ERPN_MASK		0x30000000