[coreboot] Patch: support for the Lenovo Thinkpad W520

[Charlotte Plusplus]

Hello

On 11/6/16, Nico Huber <nico.h at gmx.de> wrote:
> http://www.intel.com/content/dam/www/public/us/en/documents/datasheets/6-chipset-c200-chipset-datasheet.pdf

Thanks a lot for the documentation the detailed  the explaination!

I will try to fix my devicetree.

Now if only I could  find something like that for power  management!!