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authorTsiChung Liew <Tsi-Chung.Liew@freescale.com>2008-10-22 11:38:21 +0000
committerJohn Rigby <jrigby@freescale.com>2008-11-03 09:45:58 -0700
commit536e7dac16769954915a484e682a2efb28699133 (patch)
tree62971477e14f4790541fa7bec56f3bbf54c0b3fa /cpu/mcf532x/start.S
parenta21d0c2cc9add8894d971ab791f4032f077db817 (diff)
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ColdFire: Add MCF5301x CPU and M53017EVB support
Signed-off-by: TsiChung Liew <Tsi-Chung.Liew@freescale.com>
Diffstat (limited to 'cpu/mcf532x/start.S')
-rw-r--r--cpu/mcf532x/start.S11
1 files changed, 11 insertions, 0 deletions
diff --git a/cpu/mcf532x/start.S b/cpu/mcf532x/start.S
index 7a3eb5f..8fa605a 100644
--- a/cpu/mcf532x/start.S
+++ b/cpu/mcf532x/start.S
@@ -2,6 +2,9 @@
* Copyright (C) 2003 Josef Baumgartner <josef.baumgartner@telex.de>
* Based on code from Bernhard Kuhn <bkuhn@metrowerks.com>
*
+ * (C) Copyright 2004-2008 Freescale Semiconductor, Inc.
+ * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
@@ -140,6 +143,14 @@ _start:
movec %d0, %ACR0
movec %d0, %ACR1
+#ifdef CONFIG_MCF5301x
+ move.l #(0xFC0a0010), %a0
+ move.w (%a0), %d0
+ and.l %d0, 0xEFFF
+
+ move.w %d0, (%a0)
+#endif
+
/* initialize general use internal ram */
move.l #0, %d0
move.l #(CONFIG_SYS_INIT_RAM_ADDR+CONFIG_SYS_INIT_RAM_END-8), %a1