[PATCH 1/3] touch: implement nanosecond precision times

[Peter0x44]

Hi Xabier,
> Sorry if I trampled down your patch, but I had this patch prepared a
> while ago and didn't feel like rebasing my other patches. Indeed,
> yours gave me +10 bytes, so I decided to send my version too. They are
> very similar, tho.

This is no problem - seeing as your patch is smaller and more well
documented, I don't feel trampled on at all.
That was my first time submitting a patch anywhere - I had fun writing
it anyway.

Peter D.