Re: [PATCH v4 11/14] net: phy: adin: implement Energy Detect Powerdown mode

From: Ardelean, Alexandru
Date: Fri Aug 16 2019 - 02:10:23 EST


On Wed, 2019-08-14 at 10:57 -0700, Florian Fainelli wrote:
> [External]
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> On 8/12/2019 4:23 AM, Alexandru Ardelean wrote:
> > The ADIN PHYs support Energy Detect Powerdown mode, which puts the PHY into
> > a low power mode when there is no signal on the wire (typically cable
> > unplugged).
> > This behavior is enabled by default, but can be disabled via device
> > property.
>
> We could consider adding a PHY tunable, having this as a Device Tree
> property amounts to putting a policy inside DT, which is frowned upon.

That would be interesting actually, and I would also prefer it over static DT.
Maybe for this patch, I'll just enable EDPD by default and see about a tuna option.

>
> > Signed-off-by: Alexandru Ardelean <alexandru.ardelean@xxxxxxxxxx>
>
> Other than that, the code looks fine:
>
> Reviewed-by: Florian Fainelli <f.fainelli@xxxxxxxxx>