On Wed, Dec 10, 2014 at 08:15:27PM -0800, Ben Zhang wrote: > DACREF power source can come from external 1.8V or codec internal 1.8V. > This patch adds the option to enable the internal DACREF power source.
> +- realtek,internal-dacref-en > + Select codec internal 1.8V as DACREF source optionally. > + Why is this not done using the regulator API - don't we need to ensure that the external DACREF is enabled if it's there? I don't think we need to model the internal reference as a regulator (we can just set the registers up in that case) but if it's off device I'd expect to be making sure that it's turned on.
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