Messages in this thread | | | Subject | Re: [PATCH] usb: chipidea: Fix ULPI on imx51 | From | Nikita Yushchenko <> | Date | Thu, 21 Jun 2018 17:12:24 +0300 |
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>>> This patches causes a regression on a imx51-babbage running 4.18-rc1: >>> I get a kernel hang. >>> >>> If I revert it on top of 4.18-rc1, then it boots fine and USB host is >>> functional. >>> >>> I understand this patch fixes a kernel hang for you, so which commit >>> is responsible for the hang you observe? >>> > > I never assumed it was a regression and that USB worked on RDU1 board > before, so I never tried to see if this was a regression. I can only > tell you that it hangs as soon as any PORTSC registers are accessed.
Hang at register access usually means that module that owns the register is not clocked.
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