spi: pxa2xx: Update comment in int_transfer_complete()

The register writes here actually don't stop the SSP but clean and
disable interrupts and set the receive FIFO inactivity timeout to zero.

Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
1 file changed