[PATCH v4 5/7] OMAP3630: PM: Disable L2 cache while invalidating L2 cache
nm at ti.com
Mon Dec 20 08:33:09 EST 2010
Santosh Shilimkar had written, on 12/20/2010 07:29 AM, the following:
> So may be you could update the change log something like below.
> While coming out of MPU OSWR/OFF states, L2 controller is reseted.
> The reset behavior is implementation specific as per ARMv7 TRM and
> hence $L2 needs to be invalidated before it's use. Since the
> AUXCTRL register is also reconfigured, disable L2 cache before
> invalidating it and re-enables it afterwards. This is as per
> Cortex-A8 ARM documentation.
> Currently this is identified as being needed on OMAP3630 as the
> disable/enable is done from "public side" while, on OMAP3430, this
> is done in the "secure side".
Thanks, will update the rev5 patch with this commit log.
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