of: implement of_node_to_nid as a weak function
authorRob Herring <rob.herring@calxeda.com>
Tue, 17 Sep 2013 15:42:50 +0000 (10:42 -0500)
committerRob Herring <rob.herring@calxeda.com>
Thu, 10 Oct 2013 01:04:07 +0000 (20:04 -0500)
Implement of_node_to_nid as weak function to remove the dependency on
asm/prom.h. This is in preparation to make prom.h optional.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Grant Likely <grant.likely@linaro.org>

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