The SYS and AUX PLLs need to be initialized to different values based on
the chip: CX23885, CX23887, CX23888, as each uses a different crystal
frequency: 28.6363 MHz, 25.0 MHz, 50.0 MHz.
Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>