[PATCHv9 1/3] Runtime Interpreted Power Sequences

Alexandre Courbot gnurou at gmail.com
Wed Nov 21 22:09:54 EST 2012


On Thu, Nov 22, 2012 at 11:06 AM, Mark Brown
<broonie at opensource.wolfsonmicro.com> wrote:
> On Thu, Nov 22, 2012 at 11:01:34AM +0900, Alexandre Courbot wrote:
>
>> The thing I don't understand here is why would anyone want power
>> sequences without the DT representation. Guys, that's the whole point! :)
>
>> If we are to implement things into drivers, then callback functions
>> are going to serve us just as well - even better, for they are more
>> flexible. All we need to do is define a dedicated ops structure and
>> have the driver plug the right callback functions depending on the
>> "compatible" property of the DT device node. We don't need a framework
>> for that.
>
> It allows drivers (both board drivers and actual drivers) to write these
> things in a semi-scripted form instead of having to open code everything
> each time, it'd save a bunch of tedious stuff with resource requesting
> for example.

Mmm, I overlooked that point - that's fair enough. Guess I should
remove all DT support and stress that point in the documentation. Then
maybe we'll have a deal.

Alex.



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