[RFC PATCH 0/6] USB: Add multiple PHYs of same type
kishon at ti.com
Fri Jan 18 22:54:59 EST 2013
On Friday 18 January 2013 05:18 PM, Felipe Balbi wrote:
> On Wed, Jan 16, 2013 at 08:30:56PM +0530, Kishon Vijay Abraham I wrote:
>> New platforms are being added which has multiple PHY's (of same type) and
>> which has multiple USB controllers. The binding information has to be
>> present in the PHY library (otg.c) in order for it to return the
>> appropriate PHY whenever the USB controller request for the PHY. So
>> added a new API to pass the binding information. This API should be
>> called by platform specific initialization code.
>> So the binding should be done something like
>> usb_bind_phy("musb-hdrc.0.auto", 0, "omap-usb2.1.auto"); specifying the USB
>> controller device name, index, and the PHY device name.
>> I have done this binding for OMAP platforms, but it should be done for
>> all the platforms.
>> After this design, the phy can be got by passing the USB controller device
>> pointer and the index.
>> Developed this patch series on
>> git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git xceiv
>> after applying "usb: musb: add driver for control module" patch series.
>> Did basic enumeration testing in omap4 panda, omap4 sdp and omap3 beagle.
> please resend without RFC so I can apply.
I'll resend after addressing Roger's comments in a while.
More information about the Linuxppc-dev