From 4819fad905138095bf8502f80fc65124f2d4e2ac Mon Sep 17 00:00:00 2001
From: Wolfgang Denk <wd@pollux.denx.de>
Date: Sun, 23 Jul 2006 22:40:51 +0200
Subject: [PATCH] MCC200: set default configuration to low_boot DDR, and
 support for configurable options high_boot and/or SDRAM.

---
 CHANGELOG              |  3 +++
 Makefile               | 22 +++++++++++++++++-----
 board/mcc200/config.mk | 10 ++++++----
 board/mcc200/mcc200.c  |  7 ++++++-
 4 files changed, 32 insertions(+), 10 deletions(-)

diff --git a/CHANGELOG b/CHANGELOG
index c4568a8..a5ff095 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,9 @@
 Changes since U-Boot 1.1.4:
 ======================================================================
 
+* MCC200: set default configuration to low_boot DDR,
+  and support for configurable options high_boot and/or SDRAM.   
+
 * Add support for 256 MB SDRAM on CPU87
   Patch by Josef Wagner, 25 Nov 2005
 
diff --git a/Makefile b/Makefile
index 5879079..128ae59 100644
--- a/Makefile
+++ b/Makefile
@@ -323,13 +323,25 @@ lite5200b_LOWBOOT_config:	unconfig
 	@./mkconfig -a IceCube  ppc mpc5xxx icecube
 
 mcc200_config	\
-mcc200_lowboot_config:	unconfig
+mcc200_SDRAM	\
+mcc200_highboot	\
+mcc200_highboot_SDRAM:	unconfig
 	@ >include/config.h
-	@[ -z "$(findstring lowboot_,$@)" ] || \
-		{ echo "TEXT_BASE = 0xFC000000" >board/mcc200/config.tmp ; \
-		  echo "... with lowboot configuration" ; \
+	@[ -n "$(findstring highboot,$@)" ] || \
+		{ echo "... with lowboot configuration" ; \
+		}
+	@[ -z "$(findstring highboot,$@)" ] || \
+		{ echo "TEXT_BASE = 0xFFF00000" >board/mcc200/config.tmp ; \
+		  echo "... with highboot configuration" ; \
+		}
+	@[ -n "$(findstring _SDRAM,$@)" ] || \
+		{ echo "... with DDR" ; \
+		}
+	@[ -z "$(findstring _SDRAM,$@)" ] || \
+		{ echo "#define CONFIG_MCC200_SDRAM"	>>include/config.h ; \
+		  echo "... with SDRAM" ; \
 		}
-	@./mkconfig mcc200 ppc mpc5xxx mcc200
+	@./mkconfig -a mcc200 ppc mpc5xxx mcc200
 
 o2dnt_config:
 	@./mkconfig o2dnt ppc mpc5xxx o2dnt
diff --git a/board/mcc200/config.mk b/board/mcc200/config.mk
index fa55673..a822559 100644
--- a/board/mcc200/config.mk
+++ b/board/mcc200/config.mk
@@ -26,16 +26,18 @@
 #
 #	Valid values for TEXT_BASE are:
 #
-#	0xFFF00000   boot high (standard configuration)
-#	0xFE000000   boot low
+#	0xFC000000   boot low (standard configuration)
+#	0xFFF00000   boot high
 #	0x00100000   boot from RAM (for testing only)
 #
 
 sinclude $(TOPDIR)/board/$(BOARDDIR)/config.tmp
 
 ifndef TEXT_BASE
-## Standard: boot high
-TEXT_BASE = 0xFFF00000
+## Standard: boot low
+TEXT_BASE = 0xFC000000
+## Boot high
+# TEXT_BASE = 0xFFF00000
 ## For testing: boot from RAM
 # TEXT_BASE = 0x00100000
 endif
diff --git a/board/mcc200/mcc200.c b/board/mcc200/mcc200.c
index 6e2d564..167dc0f 100644
--- a/board/mcc200/mcc200.c
+++ b/board/mcc200/mcc200.c
@@ -32,7 +32,12 @@
 /* #include "mt48lc8m32b2-6-7.h" */
 
 /* One MT48LC16M32S2 for 64 MB */
-#include "mt48lc16m32s2-75.h"
+/* #include "mt48lc16m32s2-75.h" */
+#if defined (CONFIG_MCC200_SDRAM)
+#include "mt48lc16m16a2-75.h"
+#else
+#include "mt46v16m16-75.h"
+#endif
 
 DECLARE_GLOBAL_DATA_PTR;
 
-- 
2.7.4