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spi: Add SPI_TX_DUAL mode 

Added SPI_TX_DUAL mode flag.

Cc: Bin Meng <bmeng.cn@gmail.com>
Cc: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>
utp
Jagan Teki 2015-12-28 22:55:50 +05:30
parent 1c17f5ec57
commit 2b11a41cef
1 changed files with 2 additions and 1 deletions
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3
include/spi.h
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@ -24,7 +24,8 @@
#define SPI_SLAVE BIT(6) /* slave mode */
#define SPI_PREAMBLE BIT(7) /* Skip preamble bytes */
#define SPI_TX_BYTE BIT(8) /* transmit with 1 wire byte */
#define SPI_TX_QUAD BIT(9) /* transmit with 4 wires */
#define SPI_TX_DUAL BIT(9) /* transmit with 2 wires */
#define SPI_TX_QUAD BIT(10) /* transmit with 4 wires */
/* SPI mode_rx flags */
#define SPI_RX_SLOW BIT(0) /* receive with 1 wire slow */