From: Cezary Gapinski <cezary.gapinski@xxxxxxxxx> Driver supports SPI mode 0 to 3 not only the mode 3. Use SPI_CPOL and SPI_CPHA indicates that these bits can be changed to obtain modes 0 - 3. Signed-off-by: Cezary Gapinski <cezary.gapinski@xxxxxxxxx> --- drivers/spi/spi-stm32.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c index 8310f14..f7056b7 100644 --- a/drivers/spi/spi-stm32.c +++ b/drivers/spi/spi-stm32.c @@ -1142,7 +1142,7 @@ static int stm32_spi_probe(struct platform_device *pdev) master->dev.of_node = pdev->dev.of_node; master->auto_runtime_pm = true; master->bus_num = pdev->id; - master->mode_bits = SPI_MODE_3 | SPI_CS_HIGH | SPI_LSB_FIRST | + master->mode_bits = SPI_CPHA | SPI_CPOL | SPI_CS_HIGH | SPI_LSB_FIRST | SPI_3WIRE | SPI_LOOP; master->bits_per_word_mask = stm32_spi_get_bpw_mask(spi); master->max_speed_hz = spi->clk_rate / SPI_MBR_DIV_MIN; -- 2.7.4
