[U-Boot] mx6: consolidating and extending anadig/analog/anatop register defs

[Marek Vasut]

> Hello,
> 
> for the USB support on MX6Q, I'm trying to consolidate and extend the
> register definitions for the ANADIG registers. Unfortunately, three
> different names are used for the same registers: ANADIG, analog and
> ANATOP. Any idea what the names do stand for and what would be the most
> appropriate one. Apart from that, we should have a separate structure
> and header file for these registers. Currently, they are added to the
> CCM regs.

DIGCTL? ;-) That's how they call those on MX28 I believe.

M