> On Wed, Nov 01, 2023 at 11:48:14AM +0200, Antoniu Miclaus wrote: > > RTC driver for MAX31335 ±2ppm Automotive Real-Time Clock with > > Integrated MEMS Resonator. > > > > Signed-off-by: Antoniu Miclaus <antoniu.miclaus@xxxxxxxxxx> > > --- > > changes in v4: > > - add Kconfig entry for HWMON dependency. > > MAINTAINERS | 8 + > > drivers/rtc/Kconfig | 20 + > > drivers/rtc/Makefile | 1 + > > drivers/rtc/rtc-max31335.c | 765 > +++++++++++++++++++++++++++++++++++++ > > 4 files changed, 794 insertions(+) > > create mode 100644 drivers/rtc/rtc-max31335.c > > > > diff --git a/MAINTAINERS b/MAINTAINERS > > index dd5de540ec0b..bc484cb997ab 100644 > > --- a/MAINTAINERS > > +++ b/MAINTAINERS > > @@ -12823,6 +12823,14 @@ F: > Documentation/devicetree/bindings/hwmon/adi,max31827.yaml > > F: Documentation/hwmon/max31827.rst > > F: drivers/hwmon/max31827.c > > > > +MAX31335 RTC DRIVER > > +M: Antoniu Miclaus <antoniu.miclaus@xxxxxxxxxx> > > +L: linux-rtc@xxxxxxxxxxxxxxx > > +S: Supported > > +W: https://ez.analog.com/linux-software-drivers > > +F: Documentation/devicetree/bindings/rtc/adi,max31335.yaml > > +F: drivers/rtc/rtc-max31335.c > > + > > MAX6650 HARDWARE MONITOR AND FAN CONTROLLER DRIVER > > L: linux-hwmon@xxxxxxxxxxxxxxx > > S: Orphan > > diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig > > index d7502433c78a..360da13fe61b 100644 > > --- a/drivers/rtc/Kconfig > > +++ b/drivers/rtc/Kconfig > > @@ -373,6 +373,26 @@ config RTC_DRV_MAX8997 > > This driver can also be built as a module. If so, the module > > will be called rtc-max8997. > > > > +config RTC_DRV_MAX31335 > > + tristate "Analog Devices MAX31335" > > + depends on I2C > > + select REGMAP_I2C > > + help > > + If you say yes here you get support for the Analog Devices > > + MAX31335. > > + > > + This driver can also be built as a module. If so, the module > > + will be called rtc-max31335. > > + > > +config RTC_DRV_MAX31335_HWMON > > + bool "HWMON support for Analog Devices MAX31335" > > + depends on RTC_DRV_MAX31335 && HWMON > > + depends on !(RTC_DRV_MAX31335=y && HWMON=m) > > + default y > > + help > > + Say Y here if you want to expose temperature sensor data on > > + rtc-max31335. > > + > > This isn't used in the driver. Did you test with HWMON=n ? > I need to start thinking a bit more out of the box instead of taking other driver approaches as being the only way to go. 😊 Will fix in v5. > Guenter