From cd6339e6ced387ad67b5551dd2931cfd7e8b970b Mon Sep 17 00:00:00 2001 From: Zhao Qiang Date: Tue, 1 Apr 2014 17:10:50 +0800 Subject: spi: add "spi-lsb-first" to devicetree add optional property devicetree for SPI slave nodes into devicetree so that LSB mode can be enabled by devicetree. Signed-off-by: Zhao Qiang Signed-off-by: Mark Brown --- drivers/spi/spi.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers') diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 4eb9bf02996c..214045c04705 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1234,6 +1234,8 @@ static void of_register_spi_devices(struct spi_master *master) spi->mode |= SPI_CS_HIGH; if (of_find_property(nc, "spi-3wire", NULL)) spi->mode |= SPI_3WIRE; + if (of_find_property(nc, "spi-lsb-first", NULL)) + spi->mode |= SPI_LSB_FIRST; /* Device DUAL/QUAD mode */ if (!of_property_read_u32(nc, "spi-tx-bus-width", &value)) { -- cgit v1.2.3