Rename some of the register map defines so they all have the same
format. Add a couple new defines to tidy up some of the magic
numbers used with the registers.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Reviewed-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>