tree cea983212e38f3e45495e0f01f2932cf88c0f324
parent 9607f7a41f56ac7bcc4dd02e1098f11efb9379dc
author Simon Glass <sjg@chromium.org> 1420513523 -0700
committer Simon Glass <sjg@chromium.org> 1422576590 -0700

dm: gpio: Bring in GPIO device tree binding

Add the binding file that we are about to support.

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