[Bugfix][SPI] Probability of FIFO overflow and communication error during transmission in SPI MASTER mode.

Only Configure: No
Affected branch: master
Affected module: spi
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: Yes

Change-Id: I4dab6bb541c0553b0bb8e3ee2e73b2f1e42c9e20
diff --git a/cap/zx297520v3/zxic_code/zxic_source/linux-5.10/drivers/spi/spi-zx29.c b/cap/zx297520v3/zxic_code/zxic_source/linux-5.10/drivers/spi/spi-zx29.c
index 3d371ea..fd49fd6 100755
--- a/cap/zx297520v3/zxic_code/zxic_source/linux-5.10/drivers/spi/spi-zx29.c
+++ b/cap/zx297520v3/zxic_code/zxic_source/linux-5.10/drivers/spi/spi-zx29.c
@@ -2341,7 +2341,7 @@
 	.iface = SPI_INTERFACE_MOTOROLA_SPI,
 	.hierarchy = SPI_MASTER,
 	.slave_tx_disable = DO_NOT_DRIVE_TX,
-	.rx_lev_trig = SPI_RX_4_OR_MORE_ELEM,
+	.rx_lev_trig = SPI_RX_8_OR_MORE_ELEM,
 	.tx_lev_trig = SPI_TX_4_OR_MORE_EMPTY_LOC,
 //	.ctrl_len = SSP_BITS_8,
 //	.wait_state = SSP_MWIRE_WAIT_ZERO,