Messages in this thread | | | Date | Sat, 6 Dec 2014 09:46:29 -0500 (EST) | From | Alan Stern <> | Subject | Re: [PATCH v2] OHCI: add a quirk for ULi M5237 blocking on reset |
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On Sat, 6 Dec 2014, Arseny Solokha wrote:
> From: Arseny Solokha <asolokha@kb.kras.ru> > > Commit 8dccddbc2368 ("OHCI: final fix for NVIDIA problems (I hope)") > introduced into 3.1.9 broke boot on e.g. Freescale P2020DS development > board. The code path that was previously specific to NVIDIA controllers > had then become taken for all chips. > > However, the M5237 installed on the board wedges solid when accessing > its base+OHCI_FMINTERVAL register, making it impossible to boot any > kernel newer than 3.1.8 on this particular and apparently other similar > machines. > > Don't readl() and writel() base+OHCI_FMINTERVAL on PCI ID 10b9:5237. > > The patch is suitable for the -next tree as well as all maintained > kernels up to 3.2 inclusive. > > Signed-off-by: Arseny Solokha <asolokha@kb.kras.ru> > --- > Changes in v2: > - review comments applied
Much better this time.
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Alan Stern
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