[PATCH 0/2] Couple of DRA7 hwmod patches on Timers

Suman Anna s-anna at ti.com
Mon Mar 23 09:30:13 PDT 2015


Hi Paul,

>> Following are couple of DRA7 hwmod patches for the GPTimers.
>> Patches based on 4.0-rc1.
>>
>> The first patch adds the data for timers 13 through 16, the DT
>> nodes are already present, and when enabled without the hwmod
>> data triggers a l3_noc interrupt and hangs the kernel boot [1].
>> The boot hang can also be fixed by checking the return status
>> of pm_runtime_get_sync() in the OMAP dmtimer probe, I will post
>> a separate fix for that.
>>
>> Second patch is a minor fix.
> 
> Thanks.  Sounds like the first one should go in for v4.0-rc fixes, and the 
> second one can wait for v4.1?  
> 
> If so then could you repost the first fix to include the description of 
> why it should go in early in the patch description ("the DT nodes are 
> already present, and when enabled without the hwmod data triggers a l3_noc 
> interrupt and hangs the kernel boot").  That should avoid anyone 
> questioning why it would go in as a v4.0-rc fix at this point, and should 
> help the -stable crew out.

Actually, both of them can be queued for v4.1. Tony has already sent a
pull request with the fixes [1] in the driver. The driver fixes will
scale for all SoCs, so will fix this boot issue as well if anyone tries
to enable these timers.

regards
Suman

[1] http://marc.info/?l=linux-omap&m=142661461902725&w=2




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