Hello Lee, >> Changes from v2: >> - bug fixes >> - more robust USB enumeration >> - Changed to an MFD driver as suggested > > Perhaps you should have engaged with me before potentially wasting > your valuable time. > > MFD is designed to take a parent platform driver and split it out into > various sub-systems. If you don't use the MFD Core API (which is the > case here) it is not an MFD. MFD is not a dumping ground for > collections of random device drivers. > > I have no problem with you placing registration and core code inside > MFD (that *is* what it was designed for), but the leaf 'functionality' > should be placed in more appropriate locations. > > I2C => drivers/i2c > SPI => drivers/spi > GPIO => drivers/gpio (or perhaps drivers/pinctrl) > USB => drivers/usb > UART => drivers/tty/serial > > Etc ... Find places for everything. > > Anything left over, give to Greg (drivers/misc). :) > AFAICS that works if the driver is built-in, but not as a module. I'd prefer that driver to be a module if desired, and have all its files in the same place instead of scattered in various directories. I can try drivers/misc if it's a better place. Frank.