linux-kernel - Re: [PATCH] extcon: usb-gpio: Add VBUS detection support

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Date:   Wed, 19 Oct 2016 19:48:05 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     Roger Quadros <rogerq@...com>, Peter Chen <hzpeterchen@...il.com>
Cc:     balbi@...nel.org, myungjoo.ham@...sung.com,
        grygorii.strashko@...com, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org
Subject: Re: [PATCH] extcon: usb-gpio: Add VBUS detection support

Hi Roger,

On 2016년 10월 07일 18:18, Roger Quadros wrote:
> Hi Chanwoo,
> 
> 
> On 27/09/16 08:48, Peter Chen wrote:
>> On Tue, Sep 20, 2016 at 05:53:55PM +0300, Roger Quadros wrote:
>>> Driver can now work with both ID and VBUS pins or either one of
>>> them.
>>>
>>> There can be the following 3 cases
>>>
>>> 1) Both ID and VBUS GPIOs are available:
>>>
>>> ID = LOW -> USB_HOST active, USB inactive
>>> ID = HIGH -> USB_HOST inactive, USB state is same as VBUS.
>>>
>>> 2) Only ID GPIO is available:
>>>
>>> ID = LOW -> USB_HOST active, USB inactive
>>> ID = HIGH -> USB_HOST inactive, USB active
>>>
>>> 3) Only VBUS GPIO is available:
>>>
>>> VBUS = LOW -> USB_HOST inactive, USB inactive
>>> VBUS = HIGH -> USB_HOST inactive, USB active
>>>
>>> Signed-off-by: Roger Quadros <rogerq@...com>
> 
> Can you please pick this one for v4.9? Thanks.

Applied it.

Best Regards,
Chanwoo Choi

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