spi: spi-mxs: Remove unused bits_per_word variable

The bits_per_word variable is not used after commit 24778be20f8
"spi: convert drivers to use bits_per_word_mask".

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Marek Vasut <marex@denx.de>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index d7b3e4311f72fdf1bcac02848cb43f3f80cf9f6d..de7b1141b90f5b741f3fc7fcbcdfc197fce5260b 100644 (file)
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -67,13 +67,8 @@ static int mxs_spi_setup_transfer(struct spi_device *dev,
 {
        struct mxs_spi *spi = spi_master_get_devdata(dev->master);
        struct mxs_ssp *ssp = &spi->ssp;
-       uint8_t bits_per_word;
        uint32_t hz = 0;
 
-       bits_per_word = dev->bits_per_word;
-       if (t && t->bits_per_word)
-               bits_per_word = t->bits_per_word;
-
        hz = dev->max_speed_hz;
        if (t && t->speed_hz)
                hz = min(hz, t->speed_hz);