diff --git a/kernel/drivers/spi/spi-wk2xxx.c b/kernel/drivers/spi/spi-wk2xxx.c
index 5653332a8b..6b04c682f0 100644
--- a/kernel/drivers/spi/spi-wk2xxx.c
+++ b/kernel/drivers/spi/spi-wk2xxx.c
@@ -1135,8 +1135,8 @@ static int wk2xxx_startup(struct uart_port *port)//i
         wk2xxx_write_reg(s->spi_wk,s->port.iobase,WK2XXX_FCR,0xfc);
     //set rx/tx interrupt 
         wk2xxx_write_reg(s->spi_wk,s->port.iobase,WK2XXX_SPAGE,1);  
-        wk2xxx_write_reg(s->spi_wk,s->port.iobase,WK2XXX_RFTL,0X80);    
-        wk2xxx_write_reg(s->spi_wk,s->port.iobase,WK2XXX_TFTL,0X20);    
+        wk2xxx_write_reg(s->spi_wk,s->port.iobase,WK2XXX_RFTL,0X40);    
+        wk2xxx_write_reg(s->spi_wk,s->port.iobase,WK2XXX_TFTL,0X40);    
         wk2xxx_write_reg(s->spi_wk,s->port.iobase,WK2XXX_SPAGE,0);  
     //enable the sub port interrupt
         wk2xxx_read_reg(s->spi_wk,WK2XXX_GPORT,WK2XXX_GIER,dat);