diff --git a/arch/arm/mach-s5p6442/include/mach/io.h b/arch/arm/mach-s5p6442/include/mach/io.h
new file mode 100644
index 000000000000..5d2195ad0b67
--- /dev/null
+++ b/arch/arm/mach-s5p6442/include/mach/io.h
@@ -0,0 +1,17 @@
+/* arch/arm/mach-s5p6442/include/mach/io.h
+ *
+ * Copyright 2008-2010 Ben Dooks <ben-linux@fluff.org>
+ *
+ * Default IO routines for S5P6442
+ */
+
+#ifndef __ASM_ARM_ARCH_IO_H
+#define __ASM_ARM_ARCH_IO_H
+
+/* No current ISA/PCI bus support. */
+#define __io(a)		__typesafe_io(a)
+#define __mem_pci(a)	(a)
+
+#define IO_SPACE_LIMIT (0xFFFFFFFF)
+
+#endif
diff --git a/arch/arm/mach-s5p6442/include/mach/timex.h b/arch/arm/mach-s5p6442/include/mach/timex.h
new file mode 100644
index 000000000000..ff8f2fcadeb7
--- /dev/null
+++ b/arch/arm/mach-s5p6442/include/mach/timex.h
@@ -0,0 +1,24 @@
+/* arch/arm/mach-s5p6442/include/mach/timex.h
+ *
+ * Copyright (c) 2003-2010 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S5P6442 - time parameters
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_TIMEX_H
+#define __ASM_ARCH_TIMEX_H
+
+/* CLOCK_TICK_RATE needs to be evaluatable by the cpp, so making it
+ * a variable is useless. It seems as long as we make our timers an
+ * exact multiple of HZ, any value that makes a 1->1 correspondence
+ * for the time conversion functions to/from jiffies is acceptable.
+*/
+
+#define CLOCK_TICK_RATE 12000000
+
+#endif /* __ASM_ARCH_TIMEX_H */
diff --git a/arch/arm/mach-s5p6442/include/mach/vmalloc.h b/arch/arm/mach-s5p6442/include/mach/vmalloc.h
new file mode 100644
index 000000000000..be3333688c20
--- /dev/null
+++ b/arch/arm/mach-s5p6442/include/mach/vmalloc.h
@@ -0,0 +1,17 @@
+/* arch/arm/mach-s5p6442/include/mach/vmalloc.h
+ *
+ * Copyright 2010 Ben Dooks <ben-linux@fluff.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S5P6442 vmalloc definition
+*/
+
+#ifndef __ASM_ARCH_VMALLOC_H
+#define __ASM_ARCH_VMALLOC_H
+
+#define VMALLOC_END	  (0xE0000000)
+
+#endif /* __ASM_ARCH_VMALLOC_H */