On Thu, Apr 16, 2020 at 01:04:20PM +0530, Nagarjuna Kristam wrote: > Add port_speed_quirk that modify below registers to limit/restore OTG > port speed to GEN1/GEN2. > SSPX_CORE_CNT56 > SSPX_CORE_CNT57 > SSPX_CORE_CNT65 > SSPX_CORE_CNT66 > SSPX_CORE_CNT67 > SSPX_CORE_CNT72 > > The basic idea is to make SCD intentionally fail, reduce SCD timeout and > force device transit to TSEQ. Enable this flag to only Tegra194. > > Based on work by WayneChang <waynec@xxxxxxxxxx> > > Signed-off-by: Nagarjuna Kristam <nkristam@xxxxxxxxxx> > --- > drivers/usb/gadget/udc/tegra-xudc.c | 106 ++++++++++++++++++++++++++++++++++++ > 1 file changed, 106 insertions(+) You're telling readers what you're doing, but after reading the commit message, I have no idea why this is being done. Can you provide more information on why exactly is this needed? Why do we have to limit the OTG port speed? Thierry
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