[PATCH v3 2/2] mfd: macsmc: Wire up Apple SMC power driver

Michael Reeves michael.reeves077 at gmail.com
Sun Jan 18 05:01:03 PST 2026


Hi Janne,

Thank you again for your feedback!

On Sat, Jan 17, 2026 at 11:32 PM Janne Grunau <j at jannau.net> wrote:
>
> On Thu, Jan 15, 2026 at 06:08:16PM +1100, Michael Reeves via B4 Relay wrote:
> > From: Michael Reeves <michael.reeves077 at gmail.com>
> >
> > Add the cell for the macsmc-power driver so it is probed by the
> > MFD core.
> >
> > Co-developed-by: Hector Martin <marcan at marcan.st>
> > Signed-off-by: Hector Martin <marcan at marcan.st>
>
> Co-developed-by: for a single line change as simple as this is silly.
> Please just keep Hector as author and just add your SOB
>
Will fix in v4, thanks for pointing it out!
> > Reviewed-by: Neal Gompa <neal at gompa.dev>
> > Signed-off-by: Michael Reeves <michael.reeves077 at gmail.com>
> > ---
> >  drivers/mfd/macsmc.c | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/mfd/macsmc.c b/drivers/mfd/macsmc.c
> > index 1b7e7b3e785f..358feec2d088 100644
> > --- a/drivers/mfd/macsmc.c
> > +++ b/drivers/mfd/macsmc.c
> > @@ -46,6 +46,7 @@
> >
> >  static const struct mfd_cell apple_smc_devs[] = {
> >       MFD_CELL_NAME("macsmc-input"),
> > +     MFD_CELL_NAME("macsmc-power"),
> >       MFD_CELL_OF("macsmc-gpio", NULL, NULL, 0, 0, "apple,smc-gpio"),
> >       MFD_CELL_OF("macsmc-hwmon", NULL, NULL, 0, 0, "apple,smc-hwmon"),
> >       MFD_CELL_OF("macsmc-reboot", NULL, NULL, 0, 0, "apple,smc-reboot"),
>
> This patch does not apply on top of v6.19-rc1. The base-commit helpfully
> provided by b4 does not exists in my tree. I assume it's either a mfd or
> linux-next commit? Please note the branch/tag this series applies to in
> the cover letter if it is not the most recent -rc1 from Linus
>
It's based on-top of the latest linux-next, I will mention this in the
cover letter
body for v4 (i only put it in 'Changes in v3' for this one), thank you for the
pickup!
> Janne

Thank you again!

Best regards,
Michael



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