[android-kernel] Re: OTG on Nexus S

2011-02-07 Thread Andrei Avramescu
Hi Steve, I don;t have much experience with kernel and drivers but in the last days I tried to understand that USB Host thing. As you know Nexus S is somewhat similar with Galaxy S. I know that some OTG related messages are kicked when I plug in a USB OTG cable. <4>[ 8681.804081] fsa9480_interrupt

Re: [android-kernel] Re: OTG on Nexus S

2011-01-28 Thread Steve Modica
Hi Julian, Thanks for the response! I've seen Sven's page and a couple of the guys I'll be working with next week have this hack working. The first problem I see with his method is that he's pulling in ehci-hcd. The Nexus S doesn't have any host drivers. I would need something for the S5Pv2

[android-kernel] Re: OTG on Nexus S

2011-01-28 Thread Julian Pas
Try to use an externally powered usb hub. On the nexus one the usb circuits of the chip were only powered through the usb itself. So in order to use OTG or pure host mode you had to supple power from outside. I can imagine this haven't changed in the Nexus S either. Have a look at this page for mor