[U-Boot] [U-Boot, 2/3] rockchip: doc: update U-Boot location info

[Dr. Philipp Tomsich]

> On 10 Nov 2017, at 12:30, Goldschmidt Simon <sgoldschmidt at de.pepperl-fuchs.com> wrote:
> 
>>> I just found this commit has calculated the size wrong. 16384 blocks should be 8MB, not 4MB.
>> 
>> Yes, 8MB is what expected here and even Kever[1] commented the same, what is 4MB here? can you elaborate.
> 
> I know. It's only wrong in 'doc/README.rockchip' at line 105 where it says:
> 
> "image at block 16384 (i.e. 4MB from the start of the SD card)”

Please send a patch with a documentation update and I’ll see that this
gets applied quickly.

Thanks,
Phil.