spi: dw: always reprogram CTRL0

Instead of an additional reading from the register let's update it even if the
value is kept the same.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index 0e0c48b..281121f 100644 (file)
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -476,8 +476,7 @@ static void pump_transfers(unsigned long data)
        if (dw_readw(dws, DW_SPI_CTRL0) != cr0 || cs_change || clk_div || imask) {
                spi_enable_chip(dws, 0);
 
-               if (dw_readw(dws, DW_SPI_CTRL0) != cr0)
-                       dw_writew(dws, DW_SPI_CTRL0, cr0);
+               dw_writew(dws, DW_SPI_CTRL0, cr0);
 
                spi_set_clk(dws, chip->clk_div);
                spi_chip_sel(dws, spi, 1);