ppc4xx: Move ppc4xx headers to powerpc include directory

This patch moves some ppc4xx related headers from the common include
directory (include/) to the powerpc specific one
(arch/powerpc/include/asm/). This way to common include directory is not
so cluttered with files.

Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/board/jse/flash.c b/board/jse/flash.c
index 92acdb1..5735f19 100644
--- a/board/jse/flash.c
+++ b/board/jse/flash.c
@@ -29,7 +29,7 @@
  */
 
 #include <common.h>
-#include <ppc4xx.h>
+#include <asm/ppc4xx.h>
 #include <asm/processor.h>
 
 #if CONFIG_SYS_MAX_FLASH_BANKS != 1
diff --git a/board/jse/init.S b/board/jse/init.S
index 92f43f4..bccc7e0 100644
--- a/board/jse/init.S
+++ b/board/jse/init.S
@@ -44,7 +44,7 @@
 /*	Bank 6 - not used             */
 /*	Bank 7 - not used             */
 /*------------------------------------------------------------------------- */
-#include <ppc4xx.h>
+#include <asm/ppc4xx.h>
 
 #include <ppc_asm.tmpl>
 #include <ppc_defs.h>
diff --git a/board/jse/jse.c b/board/jse/jse.c
index fb39c84..f5c52c9 100644
--- a/board/jse/jse.c
+++ b/board/jse/jse.c
@@ -19,7 +19,7 @@
  */
 
 # include  <common.h>
-# include  <ppc4xx.h>
+# include  <asm/ppc4xx.h>
 # include  <asm/processor.h>
 # include  <asm/io.h>
 # include  "jse_priv.h"
diff --git a/board/jse/sdram.c b/board/jse/sdram.c
index 02eb6f2..8ce8798 100644
--- a/board/jse/sdram.c
+++ b/board/jse/sdram.c
@@ -19,7 +19,7 @@
  */
 
 #include <common.h>
-#include <ppc4xx.h>
+#include <asm/ppc4xx.h>
 #include <asm/processor.h>
 
 # define SDRAM_LEN 0x08000000