tree 799cf6f844e86be0164e4cc1649b62d1c9911eb5
parent af0bb3e157922f5415068ec4348c88dc7b6be80b
author Simon Glass <sjg@chromium.org> 1420513531 -0700
committer Simon Glass <sjg@chromium.org> 1422576591 -0700

dm: demo: Add a simple GPIO demonstration

Add a new 'demo light' command which uses GPIOs to control imaginary lights.
Each light is assigned a bit number in the overall value. This provides an
example driver for using the new GPIO API.

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