spi: imx: fix potential shift truncation

There is a static checker warning in fsl_lpspi_set_cmd().
I intended to write "temp |= (fsl_lpspi->config.mode & 0x3) << 30",
but used "temp |= (fsl_lpspi->config.mode & 0x11) << 30" by mistake.

This patch fixes this potential shift truncation.
Signed-off-by: Gao Pan <pandy.gao@nxp.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-fsl-lpspi.c

@@ -215,7 +215,7 @@ static void fsl_lpspi_set_cmd(struct fsl_lpspi_data *fsl_lpspi,
 
 	temp |= fsl_lpspi->config.bpw - 1;
 	temp |= fsl_lpspi->config.prescale << 27;
-	temp |= (fsl_lpspi->config.mode & 0x11) << 30;
+	temp |= (fsl_lpspi->config.mode & 0x3) << 30;
 	temp |= (fsl_lpspi->config.chip_select & 0x3) << 24;
 
 	/*