From mboxrd@z Thu Jan 1 00:00:00 1970 From: cezary.gapinski@gmail.com Subject: [PATCH v2 05/14] spi: stm32: use explicit CPOL and CPHA mode bits Date: Mon, 24 Dec 2018 23:00:31 +0100 Message-ID: <1545688840-23992-6-git-send-email-cezary.gapinski@gmail.com> References: <1545688840-23992-1-git-send-email-cezary.gapinski@gmail.com> Cc: Maxime Coquelin , Alexandre Torgue , Mark Rutland , Cezary Gapinski To: Mark Brown , linux-spi@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring , devicetree@vger.kernel.org, Amelie Delaunay Return-path: In-Reply-To: <1545688840-23992-1-git-send-email-cezary.gapinski@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-spi.vger.kernel.org From: Cezary Gapinski 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 --- 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