Re: [PATCH 2/6] mfd: spacemit: add support for SpacemiT PMICs

From: Lee Jones
Date: Thu Jun 19 2025 - 10:42:04 EST


On Thu, 19 Jun 2025, Lee Jones wrote:

> On Fri, 13 Jun 2025, Alex Elder wrote:
>
> > Add support for SpacemiT PMICs. Initially only the P1 PMIC is supported
> > but the driver is structured to allow support for others to be added.
> >
> > The P1 PMIC is controlled by I2C, and is normally implemented with the
> > SpacemiT K1 SoC. This PMIC provides six buck converters and 12 LDO
>
> six or 12. Please pick a format and remain consistent.
>
> > regulators. It also implements a switch, watchdog timer, real-time clock,
> > and more, but initially we will only support its regulators.
>
> You have to provide support for more than one device for this to be
> accepted into MFD.
>
> > Signed-off-by: Alex Elder <elder@xxxxxxxxxxxx>
> > ---
> > drivers/mfd/Kconfig | 11 +++++
> > drivers/mfd/Makefile | 1 +
> > drivers/mfd/spacemit-pmic.c | 91 +++++++++++++++++++++++++++++++++++++
> > 3 files changed, 103 insertions(+)
> > create mode 100644 drivers/mfd/spacemit-pmic.c

Right now, it looks like all you need is:

drivers/mfd/simple-mfd-i2c.c

--
Lee Jones [李琼斯]