Re: [RFC PATCH] ASoC: wm8731: let codec to manage clock by itself

[Manuel Lauss]

On Tue, Feb 3, 2015 at 1:44 PM, Mark Brown <broonie@xxxxxxxxxx> wrote:
> On Tue, Feb 03, 2015 at 08:54:57AM +0100, Manuel Lauss wrote:
>
>> +    wm8731->mclk = devm_clk_get(&spi->dev, "mclk");
>> +    if (IS_ERR(wm8731->mclk)) {
>> +        wm8731->mclk = NULL;
>> +        dev_warn(&spi->dev, "assuming static MCLK\n");
>> +    }
>
> This is broken for both deferred probe and in the case where the clock
> API genuinely returns a NULL clock.  Other than that it's the kind of
> thing that we've done for some other drivers, though it's not good to
> have to do this.  Check them for correct behaviour.

Hm, so the only option is to create the simples possible 12MHz clk object?

Manuel
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