Messages in this thread | | | Date | Tue, 26 Nov 2013 14:05:43 -0800 | From | Tony Lindgren <> | Subject | Re: [PATCH 6/7] ARM: OMAP: Disable POSTED mode for errata i103 and i767 |
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* Joel Fernandes <joelf@ti.com> [131125 14:18]: > On 11/25/2013 04:14 PM, Tony Lindgren wrote: > > * Joel Fernandes <joelf@ti.com> [131125 13:46]: > >> Enabling of Posted mode is seen to cause problems on dmtimer modules on AM33xx > >> (much like other OMAPs). Reference discussions on forums [1] [2]. Earlier > >> patch solving this on other OMAPs [3]. > >> > >> For OMAP SoCs with this errata, the fix has been to not enable Posted mode. > >> However, on some SoCs (atleast AM33xx) which carry this errata, Posted mode > >> is enabled on reset. So we not only need to ignore enabling of the POSTED bit > >> when the timer is requested, but also disable Posted mode if errata is present. > > > > This could explain some occasional lost timers I saw a while back when > > testing things.. We most likely should merge for the -rc series with cc stable. > > Sure, I agree. > > > > > Does this depend on the other patches in this series? > > > > No it doesn't depend.
OK thanks applying into omap-for-v3.13/fixes-take4.
Tony
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