On Mon, Sep 09, 2013 at 11:07:37AM +0800, Huang Shijie wrote:

于 2013年09月08日 21:47, Mark Brown 写道:

quoted

So the abstraction could say what the commands are, or what's supported

I have already added the comment for what the commands are, please see
patch 3 & patch 4.

quoted

if they're standard?

In actually, there is no standard for the SPI NOR commands now.

I added these commands just in the Spansion section now.
(Of course, other NOR vendors may also uses the same commands.)

So then an abstraction which hides the details of which commands are
needed from the drivers seems sensible?