tree 1c8b8a10fd05cdca8e54a5f55237f48a88390598
parent e0c4dedd0c24400c2bac76076c70022da120a61a
author Simon Glass <sjg@chromium.org> 1514142727 -0700
committer Simon Glass <sjg@chromium.org> 1516066161 -0700

dtoc: Allow DTC environment variable to provide path to dtc

The system device-tree compiler may not be new enough to run the tests we
use in U-Boot (e.g. with binman). Allow use of a DTC environment variable
to point to the correct dtc. If not defined, the dtc on the default PATH
is used.

Signed-off-by: Simon Glass <sjg@chromium.org>