arm/imx/iomux-mx27: unify style and comments

- use __MACH_IOMUX_MX27_H__ as header protector analogous to
  <mach/mx...h>
- use tabs for indention
- fix sorting

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
1 file changed