Re: [PATCH v2 2/2] spi: octeon: Add thunderx driver

[Mark Brown]

On Mon, Aug 01, 2016 at 11:31:43AM -0700, David Daney wrote:
> On 08/01/2016 10:28 AM, Mark Brown wrote:
> > On Thu, Jul 28, 2016 at 10:31:44AM +0200, Jan Glauber wrote:

> > > +	p->clk = devm_clk_get(dev, NULL);
> > > +	if (IS_ERR(p->clk))
> > > +		goto out_unmap;

> > We're now just using the normal clock API which is good but I'm now
> > unclear what is going to ensure that the clock is there - is there some
> > other change elsewhere that I'm not aware of?

> The clock is an integral part of the SoC and is always running, so it will
> always be there.  All we want to know is the frequency, which is supplied by
> the device tree clock-bindings framework

So there's something there that registers the clock?  What is that thing
on ACPI systems?

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