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Date:   Sun, 3 Jan 2021 09:46:13 -0700
From:   Rob Herring <robh@...nel.org>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     Robert Marko <robert.marko@...tura.hr>, agross@...nel.org,
        bjorn.andersson@...aro.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org,
        linux@...linux.org.uk, Luka Perkov <luka.perkov@...tura.hr>
Subject: Re: [PATCH 2/4] dt-bindings: net: Add bindings for Qualcomm QCA807x

On Wed, Dec 23, 2020 at 01:56:33AM +0100, Andrew Lunn wrote:
> > +  gpio-controller: true
> > +  "#gpio-cells":
> > +    const: 2
> > +
> > +  qcom,single-led-1000:
> > +    description: |
> > +      If present, then dedicated 1000 Mbit will light up for 1000Base-T.
> > +      This is a workround for boards with a single LED instead of two.
> > +    type: boolean
> > +
> > +  qcom,single-led-100:
> > +    description: |
> > +      If present, then dedicated 1000 Mbit will light up for 100Base-TX.
> > +      This is a workround for boards with a single LED instead of two.
> > +    type: boolean
> > +
> > +  qcom,single-led-10:
> > +    description: |
> > +      If present, then dedicated 1000 Mbit will light up for 10Base-Te.
> > +      This is a workround for boards with a single LED instead of two.
> > +    type: boolean
> 
> Sorry, but no. Please look at the work being done for allow PHY LEDs
> to be controlled via the LED subsystem. 
> 
> > +  qcom,tx-driver-strength:
> > +    description: PSGMII/QSGMII TX driver strength control.
> > +    $ref: /schemas/types.yaml#/definitions/uint32
> > +    enum: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
> 
> Please use the actual values here, and have the driver convert to the
> value poked into the register. So the property would be
> qcom,tx-driver-strength-mv and it would have the value 220 for
> example.

The LED binding has properties for specifying the current already. And 
it's max current which is the h/w property where as anything less is 
just software configuration (IOW, doesn't belong in DT).

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