dt: add helper function to read u32 arrays
authorRob Herring <rob.herring@calxeda.com>
Wed, 6 Jul 2011 20:42:58 +0000 (15:42 -0500)
committerGrant Likely <grant.likely@secretlab.ca>
Wed, 6 Jul 2011 20:58:09 +0000 (14:58 -0600)
Rework of_property_read_u32 to read an array of values. Then
of_property_read_u32 becomes an inline with array size of 1.

Also make struct device_node ptr const.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

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