[PATCH v1 0/6] USB: Add support for multiple PHYs of same type

Koen Kooi koen at dominion.thruhere.net
Tue Jan 22 10:41:18 EST 2013


Op 22 jan. 2013, om 10:58 heeft Kishon Vijay Abraham I <kishon at ti.com> het volgende geschreven:

> This patch series adds support for adding multiple PHY's (of same type).
> 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 usb_bind_phy() 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
> and "ARM: dts: omap: add dt data for MUSB"
> 
> Did basic enumeration testing in omap4 panda and omap3 beagle.

With this patchset USB completely breaks on am33xx beaglebone, is that intended?





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