Merge tag 'mfd-next-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "Core Framework:
   - Document (kerneldoc) core mfd_add_devices() API

  New Drivers:
   - Altera SOCFPGA System Manager
   - Maxim MAX77650/77651 PMIC
   - Maxim MAX77663 PMIC
   - ST Multi-Function eXpander (STMFX)

  New Device Support:
   - LEDs support in Intel Cherry Trail Whiskey Cove PMIC
   - RTC support in SAMSUNG Electronics S2MPA01 PMIC
   - SAM9X60 support in Atmel HLCDC (High-end LCD Controller)
   - USB X-Powers AXP 8xx PMICs
   - Integrated Sensor Hub (ISH) in ChromeOS EC
   - USB PD Logger in ChromeOS EC
   - AXP223 in X-Powers AXP series PMICs
   - Power Supply in X-Powers AXP 803 PMICs
   - Comet Lake in Intel Low Power Subsystem
   - Fingerprint MCU in ChromeOS EC
   - Touchpad MCU in ChromeOS EC
   - Move TI LM3532 support to LED

  New Functionality:
   - max77650, max77620: Add/extend DT support
   - max77620 power-off
   - syscon clocking
   - croc_ec host sleep event...