[PATCH v3 2/5] OMAP: mailbox: fix rx interrupt disable in omap4

Cousson, Benoit b-cousson at ti.com
Mon Nov 22 09:55:47 EST 2010


On 11/22/2010 11:08 AM, Balbi, Felipe wrote:
> On Fri, Nov 19, 2010 at 03:50:02PM +0100, Cousson, Benoit wrote:
>> Most of the time, we do not want to use the IP revision because it is
>> un-accurate and does not reflect the change we'd like to track.
>> For example some time a minor change in the RTL that will not impact
>> the SW at all might trigger a change in the IP revision, whereas on
>> the other hand a major bug fix that will impact the SW is not capture
>> in the IP revision... yeah, that's bad, but this can happen.
>>
>> That's why we are relying on a rev field in the hwmod.
>
> But then, what's inside this rev field ? Is it some internal revision of
> hwmod or do you read from the hw ?

So far we are using a artificial SW IP revision that reflect the 
difference we'd like to highlight v1, v2.

Benoit





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