[PATCH] Add AMCC PPC405EZ support

This patch adds support for the new AMCC 405EZ PPC. It is in
preparation for the AMCC Acadia board support.

Please note that this Acadia/405EZ support is still in a beta stage.
Still lot's of cleanup needed but we need a preliminary release now.

Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/cpu/ppc4xx/cpu_init.c b/cpu/ppc4xx/cpu_init.c
index 82ae443..9d1cd13 100644
--- a/cpu/ppc4xx/cpu_init.c
+++ b/cpu/ppc4xx/cpu_init.c
@@ -256,7 +256,8 @@
 	 */
 #if (defined(CFG_EBC_PB0AP) && defined(CFG_EBC_PB0CR))
 #if (defined(CONFIG_405GP) || defined(CONFIG_405CR) || \
-     defined(CONFIG_405EP) || defined(CONFIG_405))
+     defined(CONFIG_405EP) || defined(CONFIG_405EZ) || \
+     defined(CONFIG_405))
 	/*
 	 * Move the next instructions into icache, since these modify the flash
 	 * we are running from!