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Input: ads7846: do not overwrite spi->mode flags set by spi framework

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Do not overwrite spi->mode flags set by spi framework, otherwise the
chip select polarity will get lost.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Link: https://lore.kernel.org/r/20201027095724.18654-3-o.rempel@pengutronix.de
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Oleksij Rempel
2020-10-27 10:57:24 +01:00
committed by Mark Brown
parent 5ef76dac0f
commit 376ccca853
1 changed files with 2 additions and 1 deletions
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3
drivers/input/touchscreen/ads7846.c
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@@ -1288,7 +1288,8 @@ static int ads7846_probe(struct spi_device *spi)
* may not. So we stick to very-portable 8 bit words, both RX and TX.
*/
spi->bits_per_word = 8;
spi->mode = SPI_MODE_0;
spi->mode &= ~SPI_MODE_X_MASK;
spi->mode |= SPI_MODE_0;
err = spi_setup(spi);
if (err < 0)
return err;