[PATCH V14 1/4] ptp: Added a brand new class driver for ptp clocks.

[Arnd Bergmann]

On Monday 18 April 2011, Richard Cochran wrote:
> This patch adds an infrastructure for hardware clocks that implement
> IEEE 1588, the Precision Time Protocol (PTP). A class driver offers a
> registration method to particular hardware clock drivers. Each clock is
> presented as a standard POSIX clock.
> 
> The ancillary clock features are exposed in two different ways, via
> the sysfs and by a character device.
> 
> Signed-off-by: Richard Cochran <richard.cochran at omicron.at>

Acked-by: Arnd Bergmann <arnd at arndb.de>