Merge with /home/wd/git/u-boot/custodian/u-boot-ppc4xx

6 files changed, 94 insertions, 597 deletions

diff --git a/board/amcc/katmai/init.S b/board/amcc/katmai/init.S
index f5900bcb7b5..6b024eec40c 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 7830ebdfa6d..d5ee117dfac 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
-
-#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 )
-
-    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( 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
-
-    tlbentry( CFG_EPLD_BASE,    SZ_256K, 0xff000000,          1, AC_R|AC_W|SA_G|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
-
-    /* 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
+	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(0xfff00000, SZ_1M, 0xfff00000, 1, AC_R|AC_W|AC_X|SA_G)
+
+	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)
+
+	/*
+	 * TLB entries for SDRAM are not needed on this platform.
+	 * They are dynamically generated in the SPD DDR(2) detection
+	 * routine.
+	 */
+
+	/* 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 */
+	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 06a57f6c4aa..778aafc7660 100644
--- a/board/amcc/luan/luan.c
+++ b/board/amcc/luan/luan.c
@@ -106,105 +106,6 @@ 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 d122f499f1b..72ce6855d75 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 c9eca686b25..c92dcf7a514 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 e9b34dd249a..90eaab1c80b 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);
-}