[PATCH v1 4/7] usb: chipidea: add imx driver binding

Felipe Balbi balbi at ti.com
Wed May 16 07:58:56 EDT 2012


Hi,

On Wed, May 16, 2012 at 02:38:44PM +0300, Alexander Shishkin wrote:
> > +	plat_ci = platform_device_alloc("ci_hdrc", (int)res->start);
> 
> Regarding the instance id here: you probably want to use something more
> meaningful than the starting address. I was thinking about stealing id
> allocator from Felipe's dwc3 (dwc3_get_device_id()), but decided to
> first deal with more important things.
> 
> I was considering using idr for this, but it kind of feels like an
> overkill for this purpose. So I'm wondering if it makes sense to
> generalize dwc3_get_device_id() so that other drivers can make use of
> it?

Yeah, I once considered a situation were the platform_bus implementation
would handle that for us. never got to implement it though.

I would be cool to see though. Not sure how Greg would feel about it.

-- 
balbi
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 836 bytes
Desc: Digital signature
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20120516/227f265c/attachment.sig>


More information about the linux-arm-kernel mailing list