On Sat, 6 Nov 2010, Philip Rakity wrote:

> 
> We need a way to specify
> 
> a) Hardware can support clock gating setting the clock to 0 in the 
> call to set_ios (with hardware clock gating enabled) becomes a no-op 
> so some care is needed which is why I suggested another field in the 
> ios structure.

Why should the core code care?

What difference is there with the core telling the controller driver to 
set the clock to a frequency of 0 ?


Nicolas
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