[PATCHv3 2/9] ARM: OMAP2+: AM33XX: control: Add some control module registers and APIs

Dave Gerlach d-gerlach at ti.com
Fri Aug 9 16:55:15 EDT 2013


On 08/09/2013 12:11 AM, Tony Lindgren wrote:
> * Dave Gerlach <d-gerlach at ti.com> [130808 09:23]:
>> On 08/08/2013 08:44 AM, Santosh Shilimkar wrote:
>>> Lets address the above better. I don't see a need of 8 functions
>>> exported doing one or 2 register writes.
>>>
>>> Look M3 based handling is going to be there on future SOCs
>>> as well and this kind of handling of IPC is very short cited.
>>>
>>
>> The idea here was to move all control module register accesses into
>> one file in planning of implementing a driver for the control module
>> itself in the future.
>>
>>> Probably we should have a separate driver for M3 in linux which
>>> can have all this local code instead of all these exports.
>>
>> The wkup_m3 code has been moved to a small driver found in patch 8
>> of this series, would it better to move this code there rather than
>> with the rest of the control module code?
>
> Please make everything you can into regular device drivers.
>
> We still have some dependencies to mach-omap2 code for PRCM
> for example, but we're trying to get all that to live in
> drivers.
>
> So for new pieces, let's not add further dependencies to
> complicate moving things to drivers.
>
> Regards,
>
> Tony
>

Ok I will go ahead and pull the control module code that handles IPC 
into the wkup_m3 driver. The wkup_m3.c file is still present in 
mach-omap2 as the right location for it wasn't decided in the last RFC. 
Any thoughts on a good location for it?

Regards,
Dave



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