This patch is to be applied into Sascha's mxc-master branch.

Fix ckih2 parameter in mx51_clocks_init funtion. CKIH2 pin is left unconnected on Babbage.
Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>
Acked-by: NAmit Kucheria <amit.kucheria@canonical.com>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>