svn commit: r332327 - head/sys/arm/allwinner

[Kyle Evans]

On Mon, Apr 9, 2018 at 9:05 AM, Kyle Evans <kevans at freebsd.org> wrote:
> Author: kevans
> Date: Mon Apr  9 14:05:43 2018
> New Revision: 332327
> URL: https://svnweb.freebsd.org/changeset/base/332327
>
> Log:
>   if_awg: Add support for allwinner,{tx,rx}-delay-ps bindings
>
>   Split out delay parsing into a separate function; we'll support both
>   {tx,rx}-delay as well as the new versions.
>
>   While here, validate that they're within the expected range and fail to
>   attach if they are not. Assuming that we can clamp the delay is a bad idea
>   that might result in a non-working awg anyways, so we'll fail early to make
>   it easier to catch.
>
>   This version also unsets the tx and rx delay registers unconditionally and
>   then sets them if we read a non-zero delay. These delay properties should
>   default to 0 if not specified, as declared in the binding documentation.
>   Presumably the delays will be set via hardware configuration if they're not
>   explicitly set in FDT.
>

Ugh, I dropped these:

Reviewed by: manu
Differential Revision: https://reviews.freebsd.org/D15008