diff --git a/include/asm-arm/arch-pnx4008/hardware.h b/include/asm-arm/arch-pnx4008/hardware.h
new file mode 100644
index 0000000..a441039
--- /dev/null
+++ b/include/asm-arm/arch-pnx4008/hardware.h
@@ -0,0 +1,32 @@
+/*
+ * linux/include/asm-arm/arch-pnx4008/hardware.h
+ *
+ * Copyright (c) 2005 MontaVista Software, Inc. <source@mvista.com>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include <asm/sizes.h>
+#include <asm/arch/platform.h>
+
+/* Start of virtual addresses for IO devices */
+#define IO_BASE         0xF0000000
+
+/* This macro relies on fact that for all HW i/o addresses bits 20-23 are 0 */
+#define IO_ADDRESS(x)  (((((x) & 0xff000000) >> 4) | ((x) & 0xfffff)) | IO_BASE)
+
+#endif