ARM: i.MX51: Remove _MX51_PAD_xxx references

Use new macro NEW_PAD_CTRL to remove _MX51_PAD_xxx references.
A later patch will remove the _MX51_PAD_xxx symbols.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
4 files changed