spi/mips-lantiq: set SPI_MASTER_HALF_DUPLEX flag

Due to hardware limitations of the spi/flash frontend of the EBU we need to set
the SPI_MASTER_HALF_DUPLEX flag.

Signed-off-by: Thomas Langer <thomas.langer@lantiq.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

diff --git a/drivers/spi/spi-falcon.c b/drivers/spi/spi-falcon.c
index f9c66c224a17601bfd02effdb09f1e039c28a6cd..c7a74f0ef89285eb2f14926dd979145987509dc6 100644 (file)
--- a/drivers/spi/spi-falcon.c
+++ b/drivers/spi/spi-falcon.c
@@ -423,6 +423,7 @@ static int falcon_sflash_probe(struct platform_device *pdev)
 
        master->mode_bits = SPI_MODE_3;
        master->num_chipselect = 1;
+       master->flags = SPI_MASTER_HALF_DUPLEX;
        master->bus_num = -1;
        master->setup = falcon_sflash_setup;
        master->prepare_transfer_hardware = falcon_sflash_prepare_xfer;