From c3a8b87773b7045f20ec288ecf55b3d5af5000ba Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Wed, 11 Jan 2017 12:26:27 +0100 Subject: [PATCH] ar71xx: fix RB4xx SPI driver mode bits Accept SPI_TX_DUAL in device mode to fix the CPLD driver Signed-off-by: Felix Fietkau --- target/linux/ar71xx/files/drivers/spi/spi-rb4xx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/linux/ar71xx/files/drivers/spi/spi-rb4xx.c b/target/linux/ar71xx/files/drivers/spi/spi-rb4xx.c index d8c71fb5a7..9175fc7ae3 100644 --- a/target/linux/ar71xx/files/drivers/spi/spi-rb4xx.c +++ b/target/linux/ar71xx/files/drivers/spi/spi-rb4xx.c @@ -261,7 +261,7 @@ static int rb4xx_spi_setup(struct spi_device *spi) struct rb4xx_spi *rbspi = spi_master_get_devdata(spi->master); unsigned long flags; - if (spi->mode & ~(SPI_CS_HIGH)) { + if (spi->mode & ~(SPI_CS_HIGH | SPI_TX_DUAL)) { dev_err(&spi->dev, "mode %x not supported\n", (unsigned) spi->mode); return -EINVAL; -- 2.30.2