Add support for canmb board
diff --git a/board/canmb/Makefile b/board/canmb/Makefile
new file mode 100644
index 0000000..607833f
--- /dev/null
+++ b/board/canmb/Makefile
@@ -0,0 +1,47 @@
+#
+# (C) Copyright 2005
+# 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 := $(BOARD).o
+#../common/flash.o ../common/vpd.o ../common/am79c874.o
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) crv $@ $(OBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#########################################################################
diff --git a/board/canmb/canmb.c b/board/canmb/canmb.c
new file mode 100644
index 0000000..172fcd7
--- /dev/null
+++ b/board/canmb/canmb.c
@@ -0,0 +1,103 @@
+/*
+ * (C) Copyright 2005
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2003
+ * Reinhard Meyer, EMK Elektronik GmbH, r.meyer@emk-elektronik.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 <mpc5xxx.h>
+#include <pci.h>
+
+/*****************************************************************************
+ * initialize SDRAM/DDRAM controller.
+ * TBD: get data from I2C EEPROM
+ *****************************************************************************/
+long int initdram (int board_type)
+{
+ ulong dramsize = 0;
+#ifndef CFG_RAMBOOT
+#if 0
+ ulong t;
+ ulong tap_del;
+#endif
+
+ #define MODE_EN 0x80000000
+ #define SOFT_PRE 2
+ #define SOFT_REF 4
+
+ /* configure SDRAM start/end */
+ *(vu_long *)MPC5XXX_SDRAM_CS0CFG = (CFG_SDRAM_BASE & 0xFFF00000) | CFG_DRAM_RAM_SIZE;
+ *(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x8000000;
+
+ /* setup config registers */
+ *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = CFG_DRAM_CONFIG1;
+ *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = CFG_DRAM_CONFIG2;
+
+ /* unlock mode register */
+ *(vu_long *)MPC5XXX_SDRAM_CTRL = CFG_DRAM_CONTROL | MODE_EN;
+ /* precharge all banks */
+ *(vu_long *)MPC5XXX_SDRAM_CTRL = CFG_DRAM_CONTROL | MODE_EN | SOFT_PRE;
+#ifdef CFG_DRAM_DDR
+ /* set extended mode register */
+ *(vu_short *)MPC5XXX_SDRAM_MODE = CFG_DRAM_EMODE;
+#endif
+ /* set mode register */
+ *(vu_short *)MPC5XXX_SDRAM_MODE = CFG_DRAM_MODE | 0x0400;
+ /* precharge all banks */
+ *(vu_long *)MPC5XXX_SDRAM_CTRL = CFG_DRAM_CONTROL | MODE_EN | SOFT_PRE;
+ /* auto refresh */
+ *(vu_long *)MPC5XXX_SDRAM_CTRL = CFG_DRAM_CONTROL | MODE_EN | SOFT_REF;
+ /* set mode register */
+ *(vu_short *)MPC5XXX_SDRAM_MODE = CFG_DRAM_MODE;
+ /* normal operation */
+ *(vu_long *)MPC5XXX_SDRAM_CTRL = CFG_DRAM_CONTROL;
+ /* write default TAP delay */
+ *(vu_long *)MPC5XXX_CDM_PORCFG = CFG_DRAM_TAP_DEL << 24;
+
+#endif /* CFG_RAMBOOT */
+
+ dramsize = ((1 << (*(vu_long *)MPC5XXX_SDRAM_CS0CFG - 0x13)) << 20) +
+ ((1 << (*(vu_long *)MPC5XXX_SDRAM_CS1CFG - 0x13)) << 20);
+
+ /* return total ram size */
+ return dramsize;
+}
+
+/*****************************************************************************
+ * print board identification
+ *****************************************************************************/
+int checkboard (void)
+{
+ puts ("Board: CANMB\n");
+ return 0;
+}
+
+int board_early_init_r (void)
+{
+ *(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */
+ *(vu_long *)MPC5XXX_BOOTCS_START =
+ *(vu_long *)MPC5XXX_CS0_START = START_REG(CFG_FLASH_BASE);
+ *(vu_long *)MPC5XXX_BOOTCS_STOP =
+ *(vu_long *)MPC5XXX_CS0_STOP = STOP_REG(CFG_FLASH_BASE, CFG_FLASH_SIZE);
+ return 0;
+}
diff --git a/board/canmb/config.mk b/board/canmb/config.mk
new file mode 100644
index 0000000..a163b34
--- /dev/null
+++ b/board/canmb/config.mk
@@ -0,0 +1,39 @@
+#
+# (C) Copyright 2005
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# (C) Copyright 2003
+# Reinhard Meyer, EMK Elektronik GmbH, r.meyer@emk-elektronik.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
+#
+
+#
+# CANMB board
+#
+# allowed and functional TEXT_BASE values:
+#
+# 0xfe000000 low boot at 0x00000100 (default board setting)
+# 0x00100000 RAM load and test
+#
+
+TEXT_BASE = 0xFE000000
+#TEXT_BASE = 0x00100000
+
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)/board
diff --git a/board/canmb/u-boot.lds b/board/canmb/u-boot.lds
new file mode 100644
index 0000000..7c52b04
--- /dev/null
+++ b/board/canmb/u-boot.lds
@@ -0,0 +1,122 @@
+/*
+ * (C) Copyright 2005
+ * 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 :
+ {
+ cpu/mpc5xxx/start.o (.text)
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ . = ALIGN(16);
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x0FFF) & 0xFFFFF000;
+ _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(4096);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(4096);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}