Subject: Re: [PATCH v2 00/14] Add Microchip ZL3073x support (part 1)

From: Jakub Kicinski <[email-masked]>
Date: Wed, 9 Apr 2025 17:17:13 -0700

On Wed,  9 Apr 2025 16:42:36 +0200 Ivan Vecera wrote:
> Add support for Microchip Azurite DPLL/PTP/SyncE chip family that
> provides DPLL and PTP functionality. This series bring first part
> that adds the common MFD driver that provides an access to the bus
> that can be either I2C or SPI.
> 
> The next series will bring the DPLL driver that will covers DPLL
> functionality. And another ones will bring PTP driver and flashing
> capability via devlink.
> 
> Testing was done by myself and by Prathosh Satish on Microchip EDS2
> development board with ZL30732 DPLL chip connected over I2C bus.

The DPLL here is for timing, right? Not digital logic?
After a brief glance I'm wondering why mfd, PHC + DPLL 
is a pretty common combo. Am I missing something?