On Thu, Mar 17, 2016 at 9:19 AM, Jon Hunter <jonathanh@xxxxxxxxxx> wrote:
> Commit afbbd2338176 ("irqchip/gic: Document optional Clock and Power
> Domain properties") documented optional clock and power-dmoain properties
> for the ARM GIC. Currently, there are no users of these and for the
> Tegra210 Audio GIC (based upon the GIC-400) there are two clocks, a
> functional clock and interface clock, that need to be enabled.
>
> To allow flexibility, drop the 'clock-names' from the GIC binding and
> just provide a list of clocks which the driver can parse. It is assumed
> that any clocks that are listed, need to be enabled in order to access
> the GIC.
>
> Signed-off-by: Jon Hunter <jonathanh@xxxxxxxxxx>
>
> ---
>
> Please note that I am not sure if this will be popular, but I am trying
> to come up with a generic way to handle multiple clocks that may be
> required for accessing a GIC.
It's not. :)
We need to specify the number and order of clocks by compatible string
at a minimum. Sadly, ARM's GICs are well documented and include clock
names, so you can't just make up genericish names either which is
probably often the case.
Rob
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