[PATCH v2 0/2] make reinitialization of ARM core components possible

Santosh santosh.shilimkar at ti.com
Tue Sep 6 03:02:15 EDT 2011


Shawn,

On Tuesday 06 September 2011 11:31 AM, Santosh wrote:
> On Tuesday 06 September 2011 11:18 AM, Shawn Guo wrote:
>> When ARM core resumes from low-power mode where losing power, for my
>> example: CA-9 MPCore resumes from Dormant/Shutdown, we have to
>> reinitialize components like L2 Cache, GIC and SCU to bring system
>> back to work.

[..]

>> Shawn Guo (2):
>> ARM: cache-l2x0: remove __init annotation from initialization functions
> Do you really need to do a re-init function for L2.
> Look at the OMAP code, You just need to restore the configuration
> registers and that's it. And the save can be done only once because
> these are configuration register which won't change in the live system.
>
BTW, if it works for rest of the architectures, then I don't have
objection on these patches.
These patches definitely avoid more code getting added. :)

Regards
Santosh



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