spi-3wire is used when SI/SO signals shared so get the same from dts node and assign to mode on slave plat->mode.
Cc: Simon Glass sjg@chromium.org Signed-off-by: Jagan Teki jteki@openedev.com --- drivers/spi/spi-uclass.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c index 3c7d64a..e0f6b25 100644 --- a/drivers/spi/spi-uclass.c +++ b/drivers/spi/spi-uclass.c @@ -378,6 +378,8 @@ int spi_slave_ofdata_to_platdata(const void *blob, int node, mode |= SPI_CPHA; if (fdtdec_get_bool(blob, node, "spi-cs-high")) mode |= SPI_CS_HIGH; + if (fdtdec_get_bool(blob, node, "spi-3wire")) + mode |= SPI_3WIRE; if (fdtdec_get_bool(blob, node, "spi-half-duplex")) mode |= SPI_PREAMBLE; plat->mode = mode;