linux-kernel - Re: [PATCH/RFT v2 08/17] ARM: davinci: hawk: add full constraints for ohci plat boot

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Date:   Tue, 25 Oct 2016 12:31:14 +0200
From:   Axel Haslam <ahaslam@...libre.com>
To:     Sekhar Nori <nsekhar@...com>
Cc:     Greg KH <gregkh@...uxfoundation.org>,
        Johan Hovold <johan@...nel.org>, robh+dt@...nel.org,
        Alan Stern <stern@...land.harvard.edu>,
        Kevin Hilman <khilman@...libre.com>,
        Sergei Shtylyov <sshtylyov@...mvista.com>,
        David Lechner <david@...hnology.com>,
        manjunath.goudar@...aro.org, Mark Brown <broonie@...nel.org>,
        Alexandre Bailon <abailon@...libre.com>,
        linux-usb@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH/RFT v2 08/17] ARM: davinci: hawk: add full constraints for
 ohci plat boot

On Tue, Oct 25, 2016 at 12:28 PM, Sekhar Nori <nsekhar@...com> wrote:
> On Monday 24 October 2016 10:16 PM, ahaslam@...libre.com wrote:
>> From: Axel Haslam <ahaslam@...libre.com>
>>
>> The phy framework requests an optional "phy" regulator. If it does
>> not find one, it returns -EPROBE_DEFER. In the case of non-DT based boot
>> for the omap138-lcdk board, this would prevent the usb11 phy to probe
>> correctly and ohci would not enumerate.
>>
>> By calling "regulator_has_full_constraints", An error would be returned
>
> nit: prefer regulator_has_full_constraints()
>
>> instead of DEFER for the "optional" regulator, and the probe of
>> the phy driver can continue normally without a regulator.
>>
>> Signed-off-by: Axel Haslam <ahaslam@...libre.com>
>
> Looks good to me. Just drop the "hawk: from subject line since you also
> touch da830 evm. I am not sure what "ohci plat boot" means. How about
> the following:
>
> "ARM: davinci: da8xx: fix OHCI PHY probe for non-DT boot"
>

Will do.

Thanks
Axel.

> Thanks,
> Sekhar