On Wed, 15 Apr 2020, Saravanan Sekar wrote: > mp2629 is a highly-integrated switching-mode battery charge management > device for single-cell Li-ion or Li-polymer battery. > > Add MFD core enables chip access for ADC driver for battery readings, > and a power supply battery-charger driver > > Signed-off-by: Saravanan Sekar <sravanhome@xxxxxxxxx> > --- > drivers/mfd/Kconfig | 9 ++++ > drivers/mfd/Makefile | 2 + > drivers/mfd/mp2629.c | 86 ++++++++++++++++++++++++++++++++++++++ > include/linux/mfd/mp2629.h | 19 +++++++++ > 4 files changed, 116 insertions(+) > create mode 100644 drivers/mfd/mp2629.c > create mode 100644 include/linux/mfd/mp2629.h How is this driver registered? Looks like it has device tree support. Is there another way? > diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig > index 3c547ed575e6..85be799795aa 100644 > --- a/drivers/mfd/Kconfig > +++ b/drivers/mfd/Kconfig > @@ -434,6 +434,15 @@ config MFD_MC13XXX_I2C > help > Select this if your MC13xxx is connected via an I2C bus. > > +config MFD_MP2629 > + tristate "Monolithic power system MP2629 ADC and Battery charger" > + depends on I2C > + select REGMAP_I2C > + help > + Select this option to enable support for monolithic power system > + battery charger. This provides ADC, thermal, battery charger power > + management functions on the systems. -- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog