alx - next round of review / portability comments

[Luis R. Rodriguez]

On Mon, Apr 08, 2013 at 12:45:06PM -0700, Adrian Chadd wrote:
> 
> So what I'm thinking of doing:

<-- snip -->

> * Separate out the hardware facing code from the driver facing code
> into two subdirectories for now - hw/ will have hardware specific
> code, drv/ will have the linux driver code;

<-- snip -->

> Comments?

Do we really need the two directories? Can we just use _hw postfix
for hw files ?

  Luis