Add sdrc_ick to the OMAP2420 clock data so the clock code can control
the CM_AUTOIDLE bit associated with this clock.
Signed-off-by: NPaul Walmsley <paul@pwsan.com>
Tested-by: NRajendra Nayak <rnayak@ti.com>
Reviewed-by: NKevin Hilman <khilman@ti.com>