Pull hwmon updates from Guenter Roeck:
- new driver for NPCM7xx PWM and Fan controller
- new driver for Mellanox FAN controller
- add support for MAX34451 to max34440 driver
- add support for new Threadripper variants to k10temp driver
- add error handling to adt7475 driver
- cleanup nct6775 and nct7904 drivers
- document sensor enable ABI attributes
* tag 'hwmon-for-linus-v4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
hwmon: (adt7475) Change show functions to return error data correctly
hwmon: (adt7475) Change update functions to add error handling
hwmon: (adt7475) Change valid parameter to bool type
hwmon: (adt7475) Split device update function to measure and limits
hwmon: k10temp: Support Threadripper 2920X, 2970WX; simplify offset table
hwmon: (k10temp) 27C Offset needed for Threadripper2
hwmon: (iio_hwmon) Use devm functions
hwmon: Add NPCM7xx PWM and Fan driver
dt-binding: hwmon: Add NPCM7xx PWM and Fan controller documentation
hwmon: (pmbus/max34440) Add support for MAX34451.
hwmon: Document the sensor enable attribute
hwmon: (mlxreg-fan) Add support for Mellanox FAN driver
hwmon: Mark expected switch fall-throughs
hwmon: (nct6775) Fix comment in the description of pwm_mode
hwmon: (nct7904) Fix UNSPECIFIED_INT warning
hwmon: (nct7904) Fix CODE_INDENT error
hwmon: (nct7904) Fix SPACING errors