On Thu, Feb 20, 2014 at 02:48:02PM -0600, Ruchika wrote: > Hi, > I've been trying to understand why the uboot code is unable to work with > USB1.1 devices. > The board has a hub chip connected to the one of the 2 usb controllers. > > On a USB analyzer: > I notice on an analyzer that there are no SOF or IN tokens seen on the > bus at all. After the very first setup packet is sent and ACK'd, there is no > IN token seen on an the analyzer for the data stage of the Get descriptor > transaction. > > Uboot debug indicates that the transfer times out. > > The kernel driver appears to be handle USB1.1/USB2.0 well indicating that > the hub chip connected to the ehci controller is good. > > Has anyone else seen the ppc uboot work with Usb1.1 devices ?
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