* [PATCH] spi: gpio: Advertise support for SPI_CS_HIGH
@ 2019-02-10 17:10 Jonathan Neuschäfer
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From: Jonathan Neuschäfer @ 2019-02-10 17:10 UTC (permalink / raw)
To: linux-spi; +Cc: Jonathan Neuschäfer, Mark Brown, linux-kernel
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>
---
drivers/spi/spi-gpio.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/spi/spi-gpio.c b/drivers/spi/spi-gpio.c
index a4aee26028cd..3e98c1a0ba6d 100644
--- a/drivers/spi/spi-gpio.c
+++ b/drivers/spi/spi-gpio.c
@@ -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 */
--
2.20.1
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