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From:   John Stultz <john.stultz@linaro.org>
Date:   Mon, 24 Sep 2018 11:51:52 -0700
Message-ID: <CALAqxLXy0YXNLwFQEUZxSsjFKC9boVcGkt+50XwmVfwKCcqsEw@mail.gmail.com>
Subject: Re: [PATCH] usb: dwc2: Fix HiKey regression caused by power_down feature
To:     Artur Petrosyan <arthur.petrosyan@synopsys.com>
Cc:     Minas Harutyunyan <Minas.Harutyunyan@synopsys.com>,
        lkml <linux-kernel@vger.kernel.org>,
        John Youn <John.Youn@synopsys.com>,
        Felipe Balbi <felipe.balbi@linux.intel.com>,
        "linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
        Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
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On Sun, Sep 23, 2018 at 10:57 PM, Artur Petrosyan
<arthur.petrosyan@synopsys.com> wrote:
> Hi John,
>
> On 9/21/2018 05:05, John Stultz wrote:
>> On Thu, Sep 20, 2018 at 7:17 AM, Artur Petrosyan
>> <Arthur.Petrosyan@synopsys.com> wrote:
>>> On 5/23/2018 01:57, John Stultz wrote:
>>>> Its done automatically, when the OTG cable is detected it the host
>>>> ports are disabled and when the OTG port is empty the host ports are
>>>> enabled.
>>>>
>>>> Let me know if you need anything else!
>>>>
>>>
>>> Please apply the patch set with this cover letter "[PATCH 0/3] usb:
>>> dwc2: Fix hibernation for switching between host and device modes."
>>
>> Sorry, can you send the patches to me, or point me to a git tree? I'm
>> not seeing that thread in my mailbox or on google.
>>
>>> Enable the power down on his devices. Let me know if you still see any
>>> issue. If there is no issue, please provide Tested-by tag.
>>
>> Would be happy to test it, thought I'm traveling tomorrow, so I may
>> not be able to validate till monday.
>>
>> thanks
>> -john
>>
>
> You can find the patch set following to this link.
>
> https://marc.info/?l=linux-usb&m=153745139408236&w=2

I applied those three patches, and it seems to work ok.

Just to be clear, was there anything else I was needing to do while testing it?

Otherwise,
Tested-by: John Stultz <john.stultz@linaro.org>   #On HiKey

thanks
-john