netdev - Re: [PATCH v2 net-next 1/4] dt-bindings: net: convert sff,sfp to dtschema

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Message-ID: <YsSuaKA4rRkXbt2D@shell.armlinux.org.uk>
Date:   Tue, 5 Jul 2022 22:34:32 +0100
From:   "Russell King (Oracle)" <linux@...linux.org.uk>
To:     Rob Herring <robh@...nel.org>
Cc:     Ioana Ciornei <ioana.ciornei@....com>, davem@...emloft.net,
        edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
        netdev@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v2 net-next 1/4] dt-bindings: net: convert sff,sfp to
 dtschema

On Tue, Jul 05, 2022 at 03:29:03PM -0600, Rob Herring wrote:
> On Mon, Jul 04, 2022 at 04:46:01PM +0300, Ioana Ciornei wrote:
> > +  maximum-power-milliwatt:
> > +    maxItems: 1
> > +    description:
> > +      Maximum module power consumption Specifies the maximum power consumption
> > +      allowable by a module in the slot, in milli-Watts. Presently, modules can
> > +      be up to 1W, 1.5W or 2W.
> 
>        enum: [ 1000, 1500, 2000 ]
> 
> Or is it not just those values? Maybe 'maximum: 2000' instead.

There is no enforcing of the value, we just read the value from
firmware and use it as a limit for the module (and the module can
specify powers of 1.5W or 2W in its EEPROM, otherwise it defaults
to 1W. Future standards may allow higher power consumptions.

-- 
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