[U-Boot] [PATCH v3] usb: dwc2: add support for external vbus supply

Marek Vasut marex at denx.de
Sat Dec 3 19:48:08 CET 2016


On 12/03/2016 07:27 PM, Simon Glass wrote:
> Hi Marek, Kever,
> 
> On 3 December 2016 at 06:15, Marek Vasut <marex at denx.de> wrote:
>> On 12/03/2016 05:29 AM, Simon Glass wrote:
>>> From: Kever Yang <kever.yang at rock-chips.com>
>>>
>>> Some board do not use the dwc2 internal VBUS_DRV signal, but
>>> use a gpio pin to enable the 5.0V VBUS power, add interface to
>>> enable the power in dwc2 driver.
>>>
>>> Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
>>> Signed-off-by: Simon Glass <sjg at chromium.org>
>>> ---
>>>
>>> Changes in v3:
>>> - Drop use of static variable
>>>
>>>  drivers/usb/host/dwc2.c | 39 ++++++++++++++++++++++++++++++++++-----
>>>  1 file changed, 34 insertions(+), 5 deletions(-)
> 
> Just to be clear, I will not be taking this patch. I will await
> Kever's new version based on my ideas in this patch and Marek's
> comments.
> 
> This patch was just to help explain how to drop the static variable,
> since that seemed to be a point of confusion.

Thanks for the V3 example though, that's real helpful.

-- 
Best regards,
Marek Vasut


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