Add the initial clocks definitions for the s3c6400
and s3c6410. Move the epll and ext clock from the
s3c2443 support into the common code.
Signed-off-by: NBen Dooks <ben-linux@fluff.org>

Add and initialise the two VIC (PL192) found on
the S3C64XX series CPUs.
Signed-off-by: NBen Dooks <ben-linux@fluff.org>

Initial support for the Samsung S3C6410 SoC.
Signed-off-by: NBen Dooks <ben-linux@fluff.org>