misc: isa1200: add device tree support

Add device tree (DT) support for isa1200.  Extract device
properties from DT and store it in platform data structure.

Change-Id: I9ed9cc36cb07db00634b9e73a8052e62d313d484
Signed-off-by: Amy Maloche <amaloche@codeaurora.org>
2 files changed