Re: [PATCHv2 3/4] clk: new basic clk type for fractional divider

["Rafael J. Wysocki" <rjw@rjwysocki.net>]

On Thursday, May 15, 2014 09:53:49 AM Mike Turquette wrote:
> Quoting Heikki Krogerus (2014-05-15 06:40:25)
> > Fractional divider clocks are fairly common. This adds basic
> > type for them.
> > 
> > Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
> 
> Taken into clk-next.
> 
> Just FYI, there was some talk at Embedded Linux Conference on providing
> a better abstraction layer for some of these "basic" clock types. This
> abstraction would allow the basic clock types to implement the
> machine-agnostic logic (e.g. an incoming rate is divided by a value) and
> then platforms and drivers could plug in the machine-specific parts
> (e.g. divider is made up of m/n, or divider is power-of-two, or divider
> is a simple integer with min == 1 and max == 5).
> 
> All of that is to say that in time this fractional divider could go away
> once the abstraction layer allows us to fold the m/n divider stuff into
> a core divider implementation.
> 
> Nothing wrong with the patch for now, so I've taken it for 3.16.

Well, OK, but I guess [4/4] depends on it and [4/4] also depends on
[1-2/4], so how you're proposing to resolve this?

Rafael