linux-kernel - Re: [PATCH v3 14/15] usb: host: xhci-tegra: Unlink power domain devices

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Date:   Thu, 15 Oct 2020 16:09:11 +0800
From:   JC Kuo <jckuo@...dia.com>
To:     Thierry Reding <thierry.reding@...il.com>
CC:     <gregkh@...uxfoundation.org>, <robh@...nel.org>,
        <jonathanh@...dia.com>, <kishon@...com>,
        <linux-tegra@...r.kernel.org>, <linux-usb@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <nkristam@...dia.com>
Subject: Re: [PATCH v3 14/15] usb: host: xhci-tegra: Unlink power domain
 devices

I will modify the commit message accordingly.

Thanks for review.
JC

On 9/28/20 9:53 PM, Thierry Reding wrote:
> On Wed, Sep 09, 2020 at 04:10:40PM +0800, JC Kuo wrote:
>> This commit unlinks xhci-tegra platform device with ss/host power
>> domain devices. Reasons for this change is - at elpg entry, PHY
> 
> s/elpg/ELPG/
> 
>> sleepwalk and wake configuration need to be done before powering
>> down ss/host partitions, and PHY need be powered off after powering
> 
> s/ss/SS/ here (because it's an abbreviation) and in a few cases below.
> 
> Otherwise this seems fine, though it'd be good if Jon could take a look
> since he's more familiar with the power domain setup here.
> 
> Thierry
>