[POWERPC] Bamboo zImage wrapper

Add a bootwrapper for the AMCC 440EP Bamboo Eval board.  This also adds a
common fixup_clock function for all 440EP(x) chips.

Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
diff --git a/arch/powerpc/boot/treeboot-bamboo.c b/arch/powerpc/boot/treeboot-bamboo.c
new file mode 100644
index 0000000..1f1fe5a
--- /dev/null
+++ b/arch/powerpc/boot/treeboot-bamboo.c
@@ -0,0 +1,27 @@
+/*
+ * Copyright IBM Corporation, 2007
+ * Josh Boyer <jwboyer@linux.vnet.ibm.com>
+ *
+ * Based on ebony wrapper:
+ * Copyright 2007 David Gibson, IBM Corporation.
+ *
+ * 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; version 2 of the License
+ */
+#include "ops.h"
+#include "stdio.h"
+#include "44x.h"
+
+extern char _end[];
+
+BSS_STACK(4096);
+
+void platform_init(void)
+{
+	unsigned long end_of_ram = 0x8000000;
+	unsigned long avail_ram = end_of_ram - (unsigned long)_end;
+
+	simple_alloc_init(_end, avail_ram, 32, 64);
+	bamboo_init();
+}