tree 1b13b0ff87c4117e18e6ee7db97e09c541724b69
parent 75de597d2d91b1102584d4b641daf592d894207e
author Simon Glass <sjg@chromium.org> 1501784516 -0600
committer Tom Rini <trini@konsulko.com> 1502799531 -0400

env: Add an enum for environment state

At present we have three states for the environment, numbered 0, 1 and 2.
Add an enum to record this to avoid open-coded values.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>