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

drivers/spi/spi-sun6i.c

@@ -761,6 +761,7 @@ static const struct sun6i_spi_cfg sun8i_h3_spi_cfg = {
 
 static const struct sun6i_spi_cfg sun50i_r329_spi_cfg = {
 	.fifo_depth	= SUN8I_FIFO_DEPTH,
+	.mode_bits	= SPI_RX_DUAL | SPI_TX_DUAL | SPI_RX_QUAD | SPI_TX_QUAD,
 };
 
 static const struct of_device_id sun6i_spi_match[] = {