The i2c_devices[] array in fsl_soc.c lists all the I2C nodes that are supported
on Freescale boards.  Add an entry for the Cirrus Logic CS4270 so that a
new-style CS4270 driver will work.
Signed-off-by: Timur Tabi <timur@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
        {"dallas,ds1340",  "ds1340"},
        {"stm,m41t00",     "m41t00"},
        {"dallas,ds1374",  "rtc-ds1374"},
+       {"cirrus,cs4270",  "cs4270"},
 };
 
 static int __init of_find_i2c_driver(struct device_node *node,