[U-Boot] [PATCH 1/2] i.MX28: Fix ref_cpu clock setup

[Robert Deliën]

> > 2. Please grep the locations where hw_clkctrl_frac0 is assigned as
> > 32-bit and change those as well.
> 
> Please do the same for hw_clkctrl_frac1 as well. There is one location
> in clock.c where it is read as 32-bit.

I will check all hw_clkctrl_frac* register access, but tomorrow because
the building closes is a couple of minutes.

Ideally I'd like to set up these registers as uint8_t*. Any ideas? I'll also
check if bye-lane shifting is done automatically here.