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[83.23.22.20]) by smtp.gmail.com with ESMTPSA id d4sm23970153wrp.89.2018.12.24.14.00.59 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 24 Dec 2018 14:01:00 -0800 (PST) From: cezary.gapinski@gmail.com 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 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> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1545688840-23992-1-git-send-email-cezary.gapinski@gmail.com> References: <1545688840-23992-1-git-send-email-cezary.gapinski@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181224_140110_492325_468CFACA X-CRM114-Status: GOOD ( 13.58 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Cezary Gapinski , Alexandre Torgue , Maxime Coquelin MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel