[U-Boot] [PATCH] i.MX28: Fix VDDIO and VDDA setup

[Robert Deliën]

> Right, because RAM size is 0. I see, so DRAM init fails somewhere.

That's exactly where and why it hangs, in my case.

> I think
> though it doesn't hang in the POWER init code anymore.

In my case, I don't think it hung in power_init before your patch. I'm pretty sure it
hung at the same place.

> Can you trace mem_init()
> in the SPL? Simply define CONFIG_SPL_SERIAL_SUPPORT for example and run
> serial_init() before, then run serial_puts() every now and then when fit.

I'm trying too. I'm also trying to figure out the call stack of mx28_dram_init(), but no luck
so far.