arc: use early_init_dt_scan

Convert arc to use new early_init_dt_scan function.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Rob Herring 2013-08-26 10:12:22 -05:00
commit ad81fcb530