[U-Boot] [PATCH 5/8] SPI: Add SPI slave mode flag

[Rajeshwari Shinde]

This patch adds a new SPI mode flags for SPI slave mode.  It enables
slave mode in a SPI interface, and is set/clear in spi_setup_slave()
from the mode parameter.

Signed-off-by: Padmavathi Venna <padma.v at samsung.com>
Signed-off-by: Rajeshwari Shinde <rajeshwari.s at samsung.com>
---
Changes in V2:
	- None.
 include/spi.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/include/spi.h b/include/spi.h
index 60e85db..733c395 100644
--- a/include/spi.h
+++ b/include/spi.h
@@ -37,6 +37,7 @@
 #define	SPI_LSB_FIRST	0x08			/* per-word bits-on-wire */
 #define	SPI_3WIRE	0x10			/* SI/SO signals shared */
 #define	SPI_LOOP	0x20			/* loopback mode */
+#define	SPI_SLAVE	0x40			/* slave mode */
 
 /* SPI transfer flags */
 #define SPI_XFER_BEGIN	0x01			/* Assert CS before transfer */
-- 
1.7.4.4