spi: pxa2xx: Use LPSS prefix for defines that are Intel LPSS specific
spi: pxa2xx: Use LPSS prefix for defines that are Intel LPSS specific

Rename a few defines that are specific to Intel LPSS SPI private
registers with LPSS prefix. It makes easier to distinguish them from
common defines.

Suggested-by: Robert Jarzmik <94b2a0a74cb42a2dd0cf1b763601af7f13907aa9@free.fr>
Signed-off-by: Jarkko Nikula <ed47dfa4cd43d03d92ccc66ffdb9609c96fcf22b@linux.intel.com>
Signed-off-by: Mark Brown <b51b9a92386687a9ac927cebfa0f978adeb8cea5@kernel.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs