[PATCH v2 3/4] MIPS: BCM63xx: enable EHCI for DWV-S0 board

Florian Fainelli f.fainelli at gmail.com
Mon Aug 10 22:33:45 EDT 2020



On 8/9/2020 11:49 AM, Philippe Mathieu-Daudé wrote:
> Hi Álvaro,
> 
> On Fri, Aug 7, 2020 at 12:05 PM Álvaro Fernández Rojas
> <noltari at gmail.com> wrote:
>>
>> EHCI and OHCI share the same USB ports. Therefore, if the board has OHCI
>> it should also have EHCI.
> 
> This statement isn't correct. OHCI doesn't imply EHCI...
> (although the opposite is almost always true).
> 
> Now per 6358-PB01-R the bcm6358 indeed has a EHCI controller.
> 
> Do you mind rewording the commit description?

Is not it that a single USB port is used and we need the EHCI controller
active in order for the correct speed negotiation to occur?
-- 
Florian



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