x86: unify ioremap_32 and _64

Unify the now identical ioremap_32.c and ioremap_64.c into the
same ioremap.c file. No code changed.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
4 files changed