Hi, On Wed, Jul 31, 2013 at 06:26:24PM +0800, Scott Jiang wrote: > >> > On Thu, Jul 18, 2013 at 07:04:14PM -0400, Scott Jiang wrote: > >> >> Reset endpoint data toggle would lead to failure for musb > >> >> RTL version 1.9 on blackfin. > >> > > >> > is this specific to musb 1.9 or to blackfin ? > >> > > >> I'm not sure about this. It failed in musb 1.9 on bf527. > >> But this bug didn't affect musb RTL 2.0 on bf609. > > > > Do you have Mentor's errata list or just Analog Device's errata ? > > I reviewed the Analog Device's errata but it didn't mention this. I'd keep > this as a local patch because I can't test it on other platform. Thanks. alright. I'd like to push it upstream, but perhaps we add a quirk flag and enable it for blackfin only ? Can you do that ? Add a 'quirks' member to struct musb and struct musb_platform_data, then pass the quirks from blackfin.c to MUSB. If other people need th workaround, they just add the flag. -- balbi
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