hwaccess: move mmio functions into hwaccess_physmap

The mmio_le/be_read/writex functions are used for raw memory access.
Bundle them with the physmap functions.

Change-Id: I313062b078e89630c703038866ac93c651f0f49a
Signed-off-by: Thomas Heijligen <thomas.heijligen@secunet.com>
Original-Reviewed-on: https://review.coreboot.org/c/flashrom/+/61160
Original-Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/flashrom-stable/+/72278
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/ich_descriptors.c b/ich_descriptors.c
index 48e5b87..4ea2727 100644
--- a/ich_descriptors.c
+++ b/ich_descriptors.c
@@ -15,8 +15,8 @@
  * GNU General Public License for more details.
  */
 
+#include "hwaccess_physmap.h"
 #include "ich_descriptors.h"
-#include "hwaccess.h"
 
 #ifdef ICH_DESCRIPTORS_FROM_DUMP_ONLY
 #include <stdio.h>