[Blackfin][PATCH] Add BF561 EZKIT board support

4 files changed, 309 insertions, 0 deletions

diff --git a/board/bf561-ezkit/Makefile b/board/bf561-ezkit/Makefile
new file mode 100644
index 0000000..a3c2e5b
--- /dev/null
+++ b/board/bf561-ezkit/Makefile
@@ -0,0 +1,58 @@
+#
+# U-boot - Makefile
+#
+# Copyright (c) 2005-2007 Analog Device Inc.
+#
+# (C) Copyright 2000-2006
+# 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	= $(obj)lib$(BOARD).a
+
+COBJS	:= $(BOARD).o
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS) u-boot.lds
+	$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+u-boot.lds: u-boot.lds.S
+	$(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
+	mv -f $@.tmp $@
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/bf561-ezkit/bf561-ezkit.c b/board/bf561-ezkit/bf561-ezkit.c
new file mode 100644
index 0000000..71281c0
--- /dev/null
+++ b/board/bf561-ezkit/bf561-ezkit.c
@@ -0,0 +1,73 @@
+/*
+ * U-boot - ezkit561.c
+ *
+ * Copyright (c) 2005 Bas Vermeulen <bas@buyways.nl>
+ * Copyright (c) 2005 blackfin.uclinux.org
+ *
+ * (C) Copyright 2000-2004
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/io.h>
+
+int checkboard(void)
+{
+	printf("CPU:   ADSP BF561\n");
+	printf("Board: ADI BF561 EZ-Kit Lite board\n");
+	printf("       Support: http://blackfin.uclinux.org/\n");
+	return 0;
+}
+
+long int initdram(int board_type)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+#ifdef DEBUG
+	int brate;
+	char *tmp = getenv("baudrate");
+	brate = simple_strtoul(tmp, NULL, 16);
+	printf("Serial Port initialized with Baud rate = %x\n", brate);
+	printf("SDRAM attributes:\n");
+	printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
+	       "tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
+	       3, 3, 6, 2, 3);
+	printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
+	printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20);
+#endif
+	gd->bd->bi_memstart = CFG_SDRAM_BASE;
+	gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
+	return CFG_MAX_RAM_SIZE;
+}
+
+#if defined(CONFIG_MISC_INIT_R)
+/* miscellaneous platform dependent initialisations */
+int misc_init_r(void)
+{
+	/* Keep PF12 low to be able to drive the USB-LAN Extender */
+	*pFIO0_DIR = 0x0000;
+	*pFIO0_FLAG_C = 0x1000;	/* Clear PF12 */
+	sync();
+	*pFIO0_POLAR = 0x0000;
+	sync();
+
+	return 0;
+}
+#endif
diff --git a/board/bf561-ezkit/config.mk b/board/bf561-ezkit/config.mk
new file mode 100644
index 0000000..a623c3d
--- /dev/null
+++ b/board/bf561-ezkit/config.mk
@@ -0,0 +1,25 @@
+#
+# (C) Copyright 2001
+# 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
+#
+# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
+#  256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
+TEXT_BASE = 0x03FC0000
diff --git a/board/bf561-ezkit/u-boot.lds.S b/board/bf561-ezkit/u-boot.lds.S
new file mode 100644
index 0000000..84df5fc
--- /dev/null
+++ b/board/bf561-ezkit/u-boot.lds.S
@@ -0,0 +1,153 @@
+/*
+ * U-boot - u-boot.lds.S
+ *
+ * Copyright (c) 2005-2007 Analog Device Inc.
+ *
+ * (C) Copyright 2000-2004
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <config.h>
+
+OUTPUT_ARCH(bfin)
+OUTPUT_ARCH(bfin)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/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) }
+  . = CFG_MONITOR_BASE;
+  .text      :
+  {
+    /* WARNING - the following is hand-optimized to fit within	*/
+    /* the sector before the environment sector. If it throws 	*/
+    /* an error during compilation remove an object here to get	*/
+    /* it linked after the configuration sector.		*/
+
+    cpu/bf561/start.o		(.text)
+    cpu/bf561/start1.o		(.text)
+    cpu/bf561/traps.o		(.text)
+    cpu/bf561/interrupt.o	(.text)
+    cpu/bf561/serial.o		(.text)
+    common/dlmalloc.o		(.text)
+/*  lib_blackfin/bf533_string.o	(.text) */
+/*  lib_generic/vsprintf.o	(.text) */
+    lib_generic/crc32.o		(.text)
+    lib_generic/zlib.o		(.text)
+    board/bf561-ezkit/bf561-ezkit.o		(.text)
+
+    . = DEFINED(env_offset) ? env_offset : .;
+    common/environment.o	(.text)
+
+    *(.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 = .);
+}