linux-kernel - [PATCH v4 3/3] spi: spidev: add SPI_MOSI_IDLE

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Message-Id: <20230517223007.178432-3-boerge.struempfel@gmail.com>
Date:   Thu, 18 May 2023 00:30:07 +0200
From:   Boerge Struempfel <boerge.struempfel@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     boerge.struempfel@...il.com, bstruempfel@...ratronik.de,
        andy.shevchenko@...il.com, festevam@...il.com,
        amit.kumar-mahapatra@....com, broonie@...nel.org,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        NXP Linux Team <linux-imx@....com>,
        linux-spi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v4 3/3] spi: spidev: add SPI_MOSI_IDLE_LOW mode bit

Allow userspace to set SPI_MOSI_IDLE_LOW mode bit using the
SPI_IOC_WR_MODE32 ioctl.

Signed-off-by: Boerge Struempfel <boerge.struempfel@...il.com>
---
 drivers/spi/spidev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index 39d94c850839..e50da54468ec 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -64,7 +64,7 @@ static_assert(N_SPI_MINORS > 0 && N_SPI_MINORS <= 256);
 				| SPI_NO_CS | SPI_READY | SPI_TX_DUAL \
 				| SPI_TX_QUAD | SPI_TX_OCTAL | SPI_RX_DUAL \
 				| SPI_RX_QUAD | SPI_RX_OCTAL \
-				| SPI_RX_CPHA_FLIP)
+				| SPI_RX_CPHA_FLIP | SPI_MOSI_IDLE_LOW)
 
 struct spidev_data {
 	dev_t			devt;
-- 
2.25.1