possibility of parent clock selection through DT

Shiraz Hashim shiraz.linux.kernel at gmail.com
Wed Nov 7 17:36:10 EST 2012


On Wed, Nov 7, 2012 at 11:42 AM, Shiraz Hashim
<shiraz.linux.kernel at gmail.com> wrote:
> Hi Mike, Rob,
>
> Devices in a SoC can have multiple possible clock sources which is
> perfectly captured through clk framework.
>
> But the device itself may not be aware of the complex hierarchy above it.
> In this case how do you suggest a board (through DT) should select its
> preference.
>
> Is there some work already going on in this direction ?

Just to make it clear, I already have referred the clock DT bindings and
Shawn Guo patch on removing clk look up registration from kernel code.

Here I am talking about possibility of selecting desired clock hierarchy
by the boards about which device nodes are not aware.

-- 
regards
Shiraz Hashim


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