Unverified Commit 9b4f8421 authored Feb 10, 2019 by Jonathan Neuschäfer Committed by Mark Brown Feb 12, 2019

spi: gpio: Advertise support for SPI_CS_HIGH



The spi-gpio driver already handles different chip select polarities,
but so far this was not advertised in master->mode_bits.

This patch fixes mmc_spi on top of spi_gpio, which is useful in some
testing scenarios.

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Mark Brown <broonie@kernel.org>

parent 35c35fd9

drivers/spi/spi-gpio.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -428,7 +428,8 @@ static int spi_gpio_probe(struct platform_device *pdev)
		return status;

		master->bits_per_word_mask = SPI_BPW_RANGE_MASK(1, 32);
		master->mode_bits = SPI_3WIRE \| SPI_3WIRE_HIZ \| SPI_CPHA \| SPI_CPOL;
		master->mode_bits = SPI_3WIRE \| SPI_3WIRE_HIZ \| SPI_CPHA \| SPI_CPOL \|
		SPI_CS_HIGH;
		master->flags = master_flags;
		master->bus_num = pdev->id;
		/* The master needs to think there is a chipselect even if not connected */

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