On Thu, Jul 28, 2016 at 04:57:32PM +0100, Mark Brown wrote:
> > The codec driver should control the mclk. So this patch adds this support.
>
> > + /* Check if MCLK provided */
> > + rt5659->mclk = devm_clk_get(&i2c->dev, "mclk");
> > + if (IS_ERR(rt5659->mclk)) {
> > + if (PTR_ERR(rt5659->mclk) == -EPROBE_DEFER)
> > + return -EPROBE_DEFER;
> > + /* Otherwise mark the mclk pointer to NULL */
> > + rt5659->mclk = NULL;
> > + }
>
> This device seems to be used on x86 systems so we'll need to ensure that
> they register clocks for this. They really should set this up using
> quirks keyed off DMI information or similar so it's hidden from other
> systems.
Hmm..the change defines this mclk as a optional property so I'm
not sure how it would affect x86 systems. (Would love to refine
it to make it impactless.) Since it's literally hidden, any way
that I can manually ensure it? Or just wait for an ack from x86
developers?
Thanks
Nicolin
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