On Thu, May 16, 2019 at 10:14:42AM -0300, Fabio Estevam wrote:
> > + ret = devm_regulator_bulk_get(ak4458->dev, ARRAY_SIZE(ak4458->supplies),
> > + ak4458->supplies);
> > + if (ret != 0) {
> > + dev_err(ak4458->dev, "Failed to request supplies: %d\n", ret);
> > + return ret;
> This would break existing users that do not pass the regulators in device tree.
It won't, if you're using regulator_get() and there's just no regulator
in the DT the regulator framework just assumes that there is actually a
regulator there which isn't described in the DT and substitutes in a
dummy regulator for you.
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