media: ti-vpe: cal: Print revision and hwinfo in a more readable format

Print the hardware revision in the X.Y.R format, which is more readable
that the 32-bit hex value. For the hardware info register, only print
its value if it doesn't contain what we expect.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Benoit Parrot <bparrot@ti.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>