char: xilinx_hwicap: Checkpatch.pl cleanup
char: xilinx_hwicap: Checkpatch.pl cleanup

Remove checkpatch warning:
WARNING: Use #include <linux/io.h> instead of <asm/io.h>

Signed-off-by: Michal Simek <b20e59da6aeb5cea6c82b021069d69f63616c55d@xilinx.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs