b43: Add N-PHY register definitions

This patch adds all register definitions for the N-PHY.
This adds two new files: nphy.h and nphy.c
No functional changes to existing code.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
5 files changed