From 22052c6236cbebc446ffd51ac69271fe063c654a Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Mon, 7 Jul 2014 10:16:39 -0600
Subject: spi: Support half-duplex mode in FDT decode

This parameter should also be supported.

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Ajay Kumar <ajaykumar.rs@samsung.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
---
 drivers/spi/spi.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'drivers/spi/spi.c')

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 7ddea9b..7d81fbd 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -53,6 +53,8 @@ struct spi_slave *spi_base_setup_slave_fdt(const void *blob, int busnum,
 		mode |= SPI_CPHA;
 	if (fdtdec_get_bool(blob, node, "spi-cs-high"))
 		mode |= SPI_CS_HIGH;
+	if (fdtdec_get_bool(blob, node, "spi-half-duplex"))
+		mode |= SPI_PREAMBLE;
 	return spi_setup_slave(busnum, cs, max_hz, mode);
 }
 #endif
-- 
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