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From 6651009d31bfcb8e364e25e944618465f510bd0b Mon Sep 17 00:00:00 2001
From: Kurt Mahan <kmahan@freescale.com>
Date: Tue, 24 Jun 2008 21:23:58 -0600
Subject: [PATCH] Update SRAM/RAMBAR1 configuration for M5445x.
LTIBName: m5445x-rambar-config
Signed-off-by: Kurt Mahan <kmahan@freescale.com>
---
arch/m68k/coldfire/head.S | 5 +++--
include/asm-m68k/coldfire.h | 9 +++++++--
2 files changed, 10 insertions(+), 4 deletions(-)
--- a/arch/m68k/coldfire/head.S
+++ b/arch/m68k/coldfire/head.S
@@ -285,8 +285,9 @@ ENTRY(__start)
movel %a0,%usp
#if defined(CONFIG_M5445X)
- movel #(MCF_RAMBAR1 + 0x221), %d0
- movec %d0, %rambar1
+/* JKM -- don't enable it currently -- fix */
+/* movel #(MCF_RAMBAR1 + 0x221), %d0 */
+/* movec %d0, %rambar1 */
#elif defined(CONFIG_M547X_8X)
movel #MCF_MBAR, %d0
movec %d0, %mbar
--- a/include/asm-m68k/coldfire.h
+++ b/include/asm-m68k/coldfire.h
@@ -3,8 +3,13 @@
#if defined(CONFIG_M5445X)
#define MCF_MBAR 0x0
-#define MCF_RAMBAR1 0x80000000
-#define MCF_SRAM 0x80000000
+/*
+ * Even though RAMBAR1 should be in the 0x8xxxxxxx range there
+ * is a problem that needs to be resolved. Currently head.S
+ * disables SRAM/RAMBAR1.
+ */
+#define MCF_RAMBAR1 0x40000000
+#define MCF_SRAM 0x40000000
#elif defined(CONFIG_M547X_8X)
#define MCF_MBAR 0xF0000000
#define MCF_MMUBAR 0xF1000000
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