[U-Boot] [PATCH 1/4] usb: dwc3: fix kconfig

Marek Vasut marex at denx.de
Fri May 13 14:43:59 CEST 2016


On 05/13/2016 02:27 PM, Roger Quadros wrote:
> On 13/05/16 15:23, Marek Vasut wrote:
>> On 05/13/2016 02:17 PM, Roger Quadros wrote:
>>> DWC3 can be used in host only or gadget only mode.
>>>
>>> Signed-off-by: Roger Quadros <rogerq at ti.com>
>>> ---
>>>  drivers/usb/dwc3/Kconfig | 9 +++++----
>>>  1 file changed, 5 insertions(+), 4 deletions(-)
>>>
>>> diff --git a/drivers/usb/dwc3/Kconfig b/drivers/usb/dwc3/Kconfig
>>> index e93398f..caf695b 100644
>>> --- a/drivers/usb/dwc3/Kconfig
>>> +++ b/drivers/usb/dwc3/Kconfig
>>> @@ -1,15 +1,16 @@
>>>  config USB_DWC3
>>>  	bool "DesignWare USB3 DRD Core Support"
>>> -	depends on (USB && USB_GADGET)
>>> -	select USB_GADGET_DUALSPEED
>>> +	depends on (USB || USB_GADGET)
>>> +	select USB_GADGET_DUALSPEED if USB_GADGET
>>>  	help
>>> -	  Say Y here if your system has a Dual Role SuperSpeed
>>> -	  USB controller based on the DesignWare USB3 IP Core.
>>> +	  Say Y here if your system has DesignWare USB3 IP Core.
>>>  
>>>  if USB_DWC3
>>>  
>>>  choice
>>>  	bool "DWC3 Mode Selection"
>>> +	default USB_DWC3_HOST if (USB && !USB_GADGET)
>>> +	default USB_DWC3_GADGET if (!USB && USB_GADGET)
>>
>> What happens if I select both USB and USB_GADGET ?
> 
> Ideally we want to have dual role operation but that code seems
> to have been stripped off from the dwc3/core.c.
> 
> So till dual-role is added back it will work in HOST mode by default
> but user can still choose GADGET mode.

All right, not great, but let's go with this.
Thanks

-- 
Best regards,
Marek Vasut


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