powerpc/cell: Move CBE_IOPTE_* to <asm/cell-regs.h>

As <asm/iommu.h> doesn't contain any other hardware specific definitions
but only interfaces.

Reported-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/drivers/video/ps3fb.c b/drivers/video/ps3fb.c
index c0af638..9c0144e 100644
--- a/drivers/video/ps3fb.c
+++ b/drivers/video/ps3fb.c
@@ -32,7 +32,7 @@
 #include <linux/init.h>
 
 #include <asm/abs_addr.h>
-#include <asm/iommu.h>
+#include <asm/cell-regs.h>
 #include <asm/lv1call.h>
 #include <asm/ps3av.h>
 #include <asm/ps3fb.h>