Re: [PATCH] mmc: host: omap_hsmmc: add a verbose print to enable CONFIG_REGULATOR_PBIAS

From: Tony Lindgren
Date: Thu Jan 14 2016 - 11:50:00 EST


* Kishon Vijay Abraham I <kishon@xxxxxx> [160114 04:39]:
> On Thursday 14 January 2016 05:37 PM, Sebastian Reichel wrote:
> >
> > Is there a good reason against adding "depends on REGULATOR_PBIAS"
> > to MMC_OMAP_HS? I guess it's required for most systems and the regulator
> > driver is just 250 loc. I am aware, that this will disable the
> > hsmmc driver for 'make oldconfig', but I guess that will be noticed
> > in a similar way your warning is noticed.
>
> hmm.. only MMC1 requires PBIAS so I'm not sure if it's okay to add depends on
> REGULATOR_PBIAS for the HSMMC driver as such. And as you said it'll also
> disable the hsmmc driver if oldconfig is used. But do we get a warning?

Adding depends there is a bit wrong, many designs are not using MMC1
but use eMMC on the other controllers instead. I think the runtime
warning is best we can do here to keep things modular.

Regards,

Tony