linux-phytec-ti

ARM: imx25: fix some wrong iomux definitions

Noticed while looking over the pad definitions. None of the bogus
definitions is used in-tree.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>