[U-Boot] ARM mach-types.h new procedure

Hi all,

I'll announce how mach-types.h will be update on arm.

The mach-types.h will be sync with the kernel on each kernel's release. If you need a sync between two kernel's release please send a request as this

Subject: ARM mach-types.h sync request Body: comment

In most of the case, this will be not needed.

Best Regards, J.