spi: sun6i: add dual and quad SPI modes support for R329/D1/R528/T113s

Listed SoCs have SPI controllers that can operate in dual or quad modes.
This patch adds dual/quad mode bits for spi_master on these SoCS.

Signed-off-by: Maksim Kiselev <bigunclemax@gmail.com>
Link: https://lore.kernel.org/r/20230624131632.2972546-3-bigunclemax@gmail.com


Signed-off-by: Mark Brown <broonie@kernel.org>