This also fixes support for mx31pdk and tx25, which had been broken by commit
e05e5de7.
Signed-off-by: NBenoît Thébaudeau <benoit.thebaudeau@advansee.com>
Acked-by: NScott Wood <scottwood@freescale.com>
Tested-by: NFabio Estevam <fabio.estevam@freescale.com>