spi: txx9: Fix checkpatch issue

Fix the following checkpatch warnings.

  Missing a blank line after declarations.
Signed-off-by: NJingoo Han <jg1.han@samsung.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

drivers/spi/spi-txx9.c

@@ -97,6 +97,7 @@ static void txx9spi_cs_func(struct spi_device *spi, struct txx9spi *c,
 		int on, unsigned int cs_delay)
 {
 	int val = (spi->mode & SPI_CS_HIGH) ? on : !on;
+
 	if (on) {
 		/* deselect the chip with cs_change hint in last transfer */
 		if (c->last_chipselect >= 0)
@@ -188,6 +189,7 @@ static void txx9spi_work_one(struct txx9spi *c, struct spi_message *m)
 		if (prev_speed_hz != speed_hz
 				|| prev_bits_per_word != bits_per_word) {
 			int n = DIV_ROUND_UP(c->baseclk, speed_hz) - 1;
+
 			n = clamp(n, SPI_MIN_DIVIDER, SPI_MAX_DIVIDER);
 			/* enter config mode */
 			txx9spi_wr(c, mcr | TXx9_SPMCR_CONFIG | TXx9_SPMCR_BCLR,