diff options
| -rw-r--r-- | include/spi/spi.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/spi/spi.h b/include/spi/spi.h index 8c6927da41..6eeaf254c7 100644 --- a/include/spi/spi.h +++ b/include/spi/spi.h @@ -75,6 +75,16 @@ struct spi_device { #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_NO_CS 0x40 /* 1 dev/bus, no chipselect */ +#define SPI_READY 0x80 /* slave pulls low to pause */ +#define SPI_TX_DUAL 0x100 /* transmit with 2 wires */ +#define SPI_TX_QUAD 0x200 /* transmit with 4 wires */ +#define SPI_RX_DUAL 0x400 /* receive with 2 wires */ +#define SPI_RX_QUAD 0x800 /* receive with 4 wires */ +#define SPI_CS_WORD 0x1000 /* toggle cs after each word */ +#define SPI_TX_OCTAL 0x2000 /* transmit with 8 wires */ +#define SPI_RX_OCTAL 0x4000 /* receive with 8 wires */ +#define SPI_3WIRE_HIZ 0x8000 /* high impedance turnaround */ u8 bits_per_word; int irq; void *controller_state; |