Re: [RFC 0/1] Platform driver support for 'amd5536udc' driver

[Felipe Balbi]

Hi,

Arnd Bergmann <arnd@xxxxxxxx> writes:
> On Friday, January 6, 2017 12:29:12 PM CET Raviteja Garimella wrote:
>> Hi Arnd,
>> 
>> On Fri, Jan 6, 2017 at 3:33 AM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
>> > On Thursday, January 5, 2017 1:53:16 PM CET Raviteja Garimella wrote:
>> >> The UDC is based on Synopsys Designware core USB (2.0) Device controller
>> >> IP.
>> > ...
>> >> This is a request for comments from maintainers/others regarding approach
>> >> on whether to have 2 different drivers (one each for AMD and Broadcom)
>> >> with a common library (3 files in total), or have a single driver like
>> >> it's done in this patch and have the driver filename changed to some
>> >> common name based on ther underlying IP, like snps_udc.c.
>> >
>> > I have not looked at the code at all, so sorry for my ignorance, but
>> > isn't the IP block you describe the one that drivers/usb/dwc2/ is for?
>> > Could you add support for the Broadcom hardware there instead?
>> 
>> The current driver I submitted is for a different Synopsys IP (USB
>> Device Controller IP,
>> not the HS OTG). It's confirmed by John Youn (from Synopsys) earlier.
>> 
>
> Ok, sounds fine the. I'd suggest taking the current driver than and
> splitting out the pci_driver front-end into a separate module that
> calls exported symbols of the main driver, with the new platform
> driver in a third file that also calls the same exported symbols.

right, that's the best idea.

-- 
balbi

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