Patch by Wolter Kamphuis, 05 Dec 2003:

Add support for SNMC's QS850/QS823/QS860T boards

CHANGELOG

@@ -2,6 +2,9 @@
 Changes since U-Boot 1.0.0:
 ======================================================================
 
+* Patch by Wolter Kamphuis, 05 Dec 2003:
+  Add support for SNMC's QS850/QS823/QS860T boards
+
 * Patch by Yuli Barcohen, 3 Dec 2003:
   "revive" U-Boot support for old Motorola MPC860ADS board
 

MAKEALL

@@ -43,11 +43,11 @@ LIST_8xx="	\
 	KUP4K           LANTEC	        lwmon   	MBX		\
 	MBX860T		MHPC		MPC86xADS	MVS1		\
 	NETVIA		NETVIA_V2	NX823		pcu_e		\
-	R360MPI		RBC823		rmu		RPXClassic	\
-	RPXlite		RRvision	SM850		SPD823TS	\
-	svm_sc8xx	SXNI855T	TOP860		TQM823L		\
-	TQM823L_LCD	TQM850L		TQM855L		TQM860L		\
-	v37								\
+	QS823		QS850		QS860T		R360MPI		\
+	RBC823		rmu		RPXClassic	RPXlite		\
+	RRvision	SM850		SPD823TS	svm_sc8xx	\
+	SXNI855T	TOP860		TQM823L		TQM823L_LCD	\
+	TQM850L		TQM855L		TQM860L		v37		\
 "
 
 #########################################################################

Makefile

@@ -376,6 +376,15 @@ NX823_config:		unconfig
 pcu_e_config:		unconfig
 	@./mkconfig $(@:_config=) ppc mpc8xx pcu_e siemens
 
+QS850_config:	unconfig
+	@./mkconfig $(@:_config=) ppc mpc8xx qs850 snmc
+
+QS823_config:	unconfig
+	@./mkconfig $(@:_config=) ppc mpc8xx qs850 snmc
+
+QS860T_config:	unconfig
+	@./mkconfig $(@:_config=) ppc mpc8xx qs860t snmc
+
 R360MPI_config:	unconfig
 	@./mkconfig $(@:_config=) ppc mpc8xx r360mpi
 

README

@@ -221,6 +221,8 @@ Directory Hierarchy:
 - board/pm826	Files specific to PM826      boards
 - board/ppmc8260
 		Files specific to PPMC8260   boards
+- board/snmc/qs850	Files specific to QS850/823  boards
+- board/snmc/qs860t	Files specific to QS860T     boards
 - board/rpxsuper
 		Files specific to RPXsuper   boards
 - board/rsdproto
@@ -363,7 +365,8 @@ The following options need to be configured:
 		CONFIG_EBONY,      CONFIG_sacsng,     CONFIG_FPS860L,
 		CONFIG_V37,        CONFIG_ELPT860,    CONFIG_CMI,
 		CONFIG_NETVIA,     CONFIG_RBC823,     CONFIG_ZPC1900,
-		CONFIG_MPC8540ADS, CONFIG_MPC8560ADS
+		CONFIG_MPC8540ADS, CONFIG_MPC8560ADS, CONFIG_QS850
+		CONFIG_QS823,      CONFIG_QS860T
 
 		ARM based boards:
 		-----------------
@@ -496,6 +499,7 @@ The following options need to be configured:
 		CONFIG_BAUDRATE - in bps
 		Select one of the baudrates listed in
 		CFG_BAUDRATE_TABLE, see below.
+		CFG_BRGCLK_PRESCALE, baudrate prescale
 
 - Interrupt driven serial port input:
 		CONFIG_SERIAL_SOFTWARE_FIFO
@@ -1995,7 +1999,8 @@ configurations; the following names are supported:
     ELPT860_config	  cmi_mpc5xx_config	NETVIA_config
     at91rm9200dk_config	  omap1510inn_config	MPC8260ADS_config
     omap1610inn_config	  ZPC1900_config	MPC8540ADS_config
-    MPC8560ADS_config
+    MPC8560ADS_config	  QS850_config		QS823_config
+    QS860T_config
 
 Note: for some board special configuration names may exist; check  if
       additional  information is available from the board vendor; for

board/snmc/qs850/Makefile

+#
+# (C) Copyright 2000-2003
+# 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
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= lib$(BOARD).a
+
+OBJS	= $(BOARD).o flash.o
+
+$(LIB):	.depend $(OBJS)
+	$(AR) crv $@ $(OBJS)
+
+#########################################################################
+
+.depend:	Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+		$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+sinclude .depend
+
+#########################################################################

board/snmc/qs850/config.mk

+#
+# (C) Copyright 2002-2003
+# Simple Network Magic Corporation, dnevil@snmc.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
+#
+
+#
+# QS850
+# Start address of Bootloader in Flash
+#
+
+TEXT_BASE = 0xFFF00000

board/snmc/qs850/qs850.c

+/*
+ * (C) Copyright 2003
+ * MuLogic B.V.
+ *
+ * (C) Copyright 2002
+ * Simple Network Magic Corporation, dnevil@snmc.com
+ *
+ * (C) Copyright 2000
+ * 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
+ */
+
+#include <common.h>
+#include <asm/u-boot.h>
+#include <commproc.h>
+#include "mpc8xx.h"
+
+/* ------------------------------------------------------------------------- */
+
+static long  int dram_size (long int, long int *, long int);
+
+/* ------------------------------------------------------------------------- */
+
+const uint sdram_table[] =
+{
+	/*
+	 * Single Read. (Offset 0 in UPMA RAM)
+	 */
+	0x0f07cc04,  0x00adcc04,  0x00a74c00,  0x00bfcc04,
+	0x1fffcc05,  0xffffcc05,  0xffffcc05,  0xffffcc05,
+	/*
+	 * Burst Read. (Offset 8 in UPMA RAM)
+	 */
+	0x0ff7fc04,  0x0ffffc04,  0x00bdfc04,  0x00fffc00,
+	0x00fffc00,  0x00fffc00,  0x0ff77c00,  0x1ffffc05,
+	0x1ffffc05,  0x1ffffc05,  0x1ffffc05,  0x1ffffc05,
+	0x1ffffc05,  0x1ffffc05,  0x1ffffc05,  0x1ffffc05,
+	/*
+	 * Single Write. (Offset 18 in UPMA RAM)
+	 */
+	0x0f07cc04,  0x0fafcc00,  0x01ad0c04,  0x1ff74c07,
+	0xffffcc05,  0xffffcc05,  0xffffcc05,  0xffffcc05,
+	/*
+	 * Burst Write. (Offset 20 in UPMA RAM)
+	 */
+	0x0ff7fc04,  0x0ffffc00,  0x00bd7c00,  0x00fffc00,
+	0x00fffc00,  0x00fffc00,  0x0ffffc04,  0x0ff77c04,
+	0x1ffffc05,  0x1ffffc05,  0x1ffffc05,  0x1ffffc05,
+	0x1ffffc05,  0x1ffffc05,  0x1ffffc05,  0x1ffffc05,
+	/*
+	 * Refresh  (Offset 30 in UPMA RAM)
+	 */
+	0xffffcc04,  0x1ff5cc84,  0xffffcc04,  0xffffcc04,
+	0xffffcc84,  0xffffcc05,  0xffffcc04,  0xffffcc04,
+	0xffffcc04,  0xffffcc04,  0xffffcc04,  0xffffcc04,
+	/*
+	 * Exception. (Offset 3c in UPMA RAM)
+	 */
+	0x1ff74c04,  0xffffcc07,  0xffffaa34,  0x1fb54a37
+};
+
+/* ------------------------------------------------------------------------- */
+
+
+/*
+ * Check Board Identity:
+ *
+ * Test ID string (QS850, QS823, ...)
+ *
+ * Always return 1
+ */
+
+int checkboard (void)
+{
+	unsigned char *s, *e;
+	unsigned char buf[64];
+	int i;
+
+	i = getenv_r("serial#", buf, sizeof(buf));
+	s = (i>0) ? buf : NULL;
+
+#ifdef CONFIG_QS850
+	if (!s || strncmp(s, "QS850", 5)) {
+		puts ("### No HW ID - assuming QS850");
+#endif
+#ifdef CONFIG_QS823
+	if (!s || strncmp(s, "QS823", 5)) {
+		puts ("### No HW ID - assuming QS823");
+#endif
+	} else {
+		for (e=s; *e; ++e) {
+		if (*e == ' ')
+		break;
+	}
+
+	for ( ; s<e; ++s) {
+		putc (*s);
+		}
+	}
+	putc ('\n');
+
+	return (0);
+}
+
+/* ------------------------------------------------------------------------- */
+/* SDRAM Mode Register Definitions */
+
+/* Set SDRAM Burst Length to 4 (010) */
+/* See Motorola MPC850 User Manual, Page 13-14 */
+#define SDRAM_BURST_LENGTH      (2)
+
+/* Set Wrap Type to Sequential (0) */
+/* See Motorola MPC850 User Manual, Page 13-14 */
+#define SDRAM_WRAP_TYPE         (0 << 3)
+
+/* Set /CAS Latentcy to 2 clocks */
+#define SDRAM_CAS_LATENTCY      (2 << 4)
+
+/* The Mode Register value must be shifted left by 2, since it is */
+/* placed on the address bus, and the 2 LSBs are ignored for 32-bit accesses */
+#define SDRAM_MODE_REG  ((SDRAM_BURST_LENGTH|SDRAM_WRAP_TYPE|SDRAM_CAS_LATENTCY) << 2)
+
+#define UPMA_RUN(loops,index)   (0x80002000 + (loops<<8) + index)
+
+/* Please note a value of zero = 16 loops */
+#define REFRESH_INIT_LOOPS (0)
+
+
+long int initdram (int board_type)
+{
+	volatile immap_t     *immap  = (immap_t *)CFG_IMMR;
+	volatile memctl8xx_t *memctl = &immap->im_memctl;
+	long int size;
+
+	upmconfig(UPMA, (uint *)sdram_table, sizeof(sdram_table)/sizeof(uint));
+
+	/*
+	* Prescaler for refresh
+	*/
+	memctl->memc_mptpr = CFG_MPTPR;
+
+	/*
+	* Map controller bank 1 to the SDRAM address
+	*/
+	memctl->memc_or1 = CFG_OR1;
+	memctl->memc_br1 = CFG_BR1;
+	udelay(1000);
+
+	/* perform SDRAM initialization sequence */
+	memctl->memc_mamr = CFG_16M_MAMR;
+	udelay(100);
+
+	/* Program the SDRAM's Mode Register */
+	memctl->memc_mar  = SDRAM_MODE_REG;
+
+	/* Run the Prechard Pattern at 0x3C */
+	memctl->memc_mcr  = UPMA_RUN(1,0x3c);
+	udelay(1);
+
+	/* Run the Refresh program residing at MAD index 0x30 */
+	/* This contains the CBR Refresh command with a loop */
+	/* The SDRAM must be refreshed at least 2 times */
+	/* Please note a value of zero = 16 loops */
+	memctl->memc_mcr  = UPMA_RUN(REFRESH_INIT_LOOPS,0x30);
+	udelay(1);
+
+	/* Run the Exception program residing at MAD index 0x3E */
+	/* This contains the Write Mode Register command */
+	/* The Write Mode Register command uses the value written to MAR */
+	memctl->memc_mcr  = UPMA_RUN(1,0x3e);
+
+	udelay (1000);
+
+	/*
+	* Check for 32M SDRAM Memory Size
+	*/
+	size = dram_size(CFG_32M_MAMR|MAMR_PTAE,
+	(ulong *)SDRAM_BASE, SDRAM_32M_MAX_SIZE);
+	udelay (1000);
+
+	/*
+	* Check for 16M SDRAM Memory Size
+	*/
+	if (size != SDRAM_32M_MAX_SIZE) {
+	size = dram_size(CFG_16M_MAMR|MAMR_PTAE,
+	(ulong *)SDRAM_BASE, SDRAM_16M_MAX_SIZE);
+	udelay (1000);
+	}
+
+	udelay(10000);
+	return (size);
+}
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * Check memory range for valid RAM. A simple memory test determines
+ * the actually available RAM size between addresses `base' and
+ * `base + maxsize'. Some (not all) hardware errors are detected:
+ * - short between address lines
+ * - short between data lines
+ */
+
+static long int dram_size (long int mamr_value, long int *base, long int maxsize)
+{
+	volatile immap_t *immap = (immap_t *)CFG_IMMR;
+	volatile memctl8xx_t *memctl = &immap->im_memctl;
+	volatile long int *addr;
+	long int cnt, val;
+
+	memctl->memc_mamr = mamr_value;
+
+	for (cnt = maxsize/sizeof(long); cnt > 0; cnt >>= 1) {
+		addr = base + cnt; /* pointer arith! */
+		*addr = ~cnt;
+	}
+
+	/* write 0 to base address */
+	addr = base;
+	*addr = 0;
+
+	/* check at base address */
+	if ((val = *addr) != 0) {
+		return (0);
+	}
+
+	for (cnt = 1; ; cnt <<= 1) {
+		addr = base + cnt; /* pointer arith! */
+		val = *addr;
+
+		if (val != (~cnt)) {
+			return (cnt * sizeof(long));
+		}
+	}
+	/* NOTREACHED */
+}

board/snmc/qs850/u-boot.lds

+/*
+ * (C) Copyright 2000
+ * 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
+ */
+
+OUTPUT_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+   __DYNAMIC = 0;    */
+SECTIONS
+{
+  /* Read-only sections, merged into text segment: */
+  . = + SIZEOF_HEADERS;
+  .interp : { *(.interp) }
+  .hash          : { *(.hash)		}
+  .dynsym        : { *(.dynsym)		}
+  .dynstr        : { *(.dynstr)		}
+  .rel.text      : { *(.rel.text)	}
+  .rela.text     : { *(.rela.text) 	}
+  .rel.data      : { *(.rel.data)	}
+  .rela.data     : { *(.rela.data) 	}
+  .rel.rodata    : { *(.rel.rodata) 	}
+  .rela.rodata   : { *(.rela.rodata) 	}
+  .rel.got       : { *(.rel.got)	}
+  .rela.got      : { *(.rela.got)	}
+  .rel.ctors     : { *(.rel.ctors)	}
+  .rela.ctors    : { *(.rela.ctors)	}
+  .rel.dtors     : { *(.rel.dtors)	}
+  .rela.dtors    : { *(.rela.dtors)	}
+  .rel.bss       : { *(.rel.bss)	}
+  .rela.bss      : { *(.rela.bss)	}
+  .rel.plt       : { *(.rel.plt)	}
+  .rela.plt      : { *(.rela.plt)	}
+  .init          : { *(.init)		}
+  .plt : { *(.plt) }
+  .text      :
+  {
+    /* WARNING - the following is hand-optimized to fit within	*/
+    /* the sector layout of our flash chips!	XXX FIXME XXX	*/
+
+	cpu/mpc8xx/start.o		(.text)
+	cpu/mpc8xx/traps.o		(.text)
+	common/dlmalloc.o		(.text)
+	lib_ppc/ppcstring.o		(.text)
+	lib_generic/vsprintf.o	(.text)
+	lib_generic/crc32.o		(.text)
+	lib_generic/zlib.o		(.text)
+	lib_ppc/cache.o		(.text)
+	lib_ppc/time.o		(.text)
+
+    . = DEFINED(env_offset) ? env_offset : .;
+	common/environment.o	(.ppcenv)
+
+    *(.text)
+    *(.fixup)
+    *(.got1)
+  }
+  _etext = .;
+  PROVIDE (etext = .);
+  .rodata    :
+  {
+    *(.rodata)
+    *(.rodata1)
+    *(.rodata.str1.4)
+  }
+  .fini      : { *(.fini)    } =0
+  .ctors     : { *(.ctors)   }
+  .dtors     : { *(.dtors)   }
+
+  /* Read-write section, merged into data segment: */
+  . = (. + 0x00FF) & 0xFFFFFF00;
+  _erotext = .;
+  PROVIDE (erotext = .);
+  .reloc   :
+  {
+    *(.got)
+    _GOT2_TABLE_ = .;
+    *(.got2)
+    _FIXUP_TABLE_ = .;
+    *(.fixup)
+  }
+  __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
+  __fixup_entries = (. - _FIXUP_TABLE_)>>2;
+
+  .data    :
+  {
+    *(.data)
+    *(.data1)
+    *(.sdata)
+    *(.sdata2)
+    *(.dynamic)
+    CONSTRUCTORS
+  }
+  _edata  =  .;
+  PROVIDE (edata = .);
+
+  __u_boot_cmd_start = .;
+  .u_boot_cmd : { *(.u_boot_cmd) }
+  __u_boot_cmd_end = .;
+
+
+  __start___ex_table = .;
+  __ex_table : { *(__ex_table) }
+  __stop___ex_table = .;
+
+  . = ALIGN(256);
+  __init_begin = .;
+  .text.init : { *(.text.init) }
+  .data.init : { *(.data.init) }
+  . = ALIGN(256);
+  __init_end = .;
+
+  __bss_start = .;
+  .bss       :
+  {
+   *(.sbss) *(.scommon)
+   *(.dynbss)
+   *(.bss)
+   *(COMMON)
+  }
+  _end = . ;
+  PROVIDE (end = .);
+}

board/snmc/qs860t/Makefile

+#
+# (C) Copyright 2000
+# 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
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= lib$(BOARD).a
+
+OBJS	= $(BOARD).o flash.o
+
+$(LIB):	.depend $(OBJS)
+	$(AR) crv $@ $(OBJS)
+
+#########################################################################
+
+.depend:	Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+		$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+sinclude .depend
+
+#########################################################################

board/snmc/qs860t/config.mk

+#
+# (C) Copyright 2002
+# Simple Network Magic Corporation, dnevil@snmc.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
+#
+
+#
+# QS860T
+# Start address of 512K Socketed Flash
+#
+
+TEXT_BASE = 0xFFF00000

board/snmc/qs860t/qs860t.c

+/*
+ * (C) Copyright 2003
+ * MuLogic B.V.
+ *
+ * (C) Copyright 2002
+ * Simple Network Magic Corporation, dnevil@snmc.com
+ *
+ * (C) Copyright 2000
+ * 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
+ */
+
+#include <common.h>
+#include <asm/u-boot.h>
+#include <commproc.h>
+#include "mpc8xx.h"
+
+/* ------------------------------------------------------------------------- */
+
+static long  int dram_size (long int, long int *, long int);
+
+/* ------------------------------------------------------------------------- */
+
+const uint sdram_table[] =
+{
+	/*
+	 * Single Read. (Offset 0 in UPMA RAM)
+	 */
+	0x1F07FC04, 0xEEAEFC04, 0x11ADFC04, 0xEFBBBC00,
+	0x1FF77C47, 0x1FF77C35, 0xEFEABC34, 0x1FB57C35,
+	/*
+	 * Burst Read. (Offset 8 in UPMA RAM)
+	 */
+	0x1F07FC04, 0xEEAEFC04, 0x10ADFC04, 0xF0AFFC00,
+	0xF0AFFC00, 0xF1AFFC00, 0xEFBBBC00, 0x1FF77C47,
+	0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04,
+	0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04,
+	/*
+	 * Single Write. (Offset 18 in UPMA RAM)
+	 */
+	0x1F27FC04, 0xEEAEBC00, 0x01B93C04, 0x1FF77C47,
+	0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04,
+	/*
+	 * Burst Write. (Offset 20 in UPMA RAM)
+	 */
+	0x1F07FC04, 0xEEAEBC00, 0x10AD7C00, 0xF0AFFC00,
+	0xF0AFFC00, 0xE1BBBC04, 0x1FF77C47, 0xFFFFEC04,
+	0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04,
+	0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04,
+	/*
+	 * Refresh  (Offset 30 in UPMA RAM)
+	 */
+	0x1FF5FC84, 0xFFFFFC04, 0xFFFFFC04, 0xFFFFFC04,
+	0xFFFFFC84, 0xFFFFFC07, 0xFFFFEC04, 0xFFFFEC04,
+	0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04,
+	/*
+	 * Exception. (Offset 3c in UPMA RAM)
+	 */
+	0x7FFFFC07, 0xFFFFEC04, 0xFFFFEC04, 0xFFFFEC04
+};
+
+/* ------------------------------------------------------------------------- */
+
+
+/*
+ * Check Board Identity:
+ *
+ * Test ID string (QS860T...)
+ *
+ * Always return 1
+ */
+
+int checkboard (void)
+{
+	unsigned char *s, *e;
+	unsigned char buf[64];
+	int i;
+
+	i = getenv_r("serial#", buf, sizeof(buf));
+	s = (i>0) ? buf : NULL;
+
+	if (!s || strncmp(s, "QS860T", 6)) {
+		puts ("### No HW ID - assuming QS860T");
+	} else {
+		for (e=s; *e; ++e) {
+			if (*e == ' ')
+			break;
+		}
+
+		for ( ; s<e; ++s) {
+			putc (*s);
+		}
+	}
+	putc ('\n');
+
+	return (0);
+}
+
+/* ------------------------------------------------------------------------- */
+
+long int initdram (int board_type)
+{
+	volatile immap_t     *immap  = (immap_t *)CFG_IMMR;
+	volatile memctl8xx_t *memctl = &immap->im_memctl;
+	long int size;