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author | Stefano Babic <sbabic@denx.de> | 2014-02-11 12:55:32 +0100 |
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committer | Stefano Babic <sbabic@denx.de> | 2014-02-11 12:55:32 +0100 |
commit | 17998eff9021b7b579c0387e934d8c52603fe247 (patch) | |
tree | edc3ef069db4cdaf9c718ae60e095caf42cd1d0d /include/spi.h | |
parent | 6ba45cc0f8b46533965219cfd90864a60ec1009b (diff) | |
parent | e97f9d817e600cd6f43d1d0da76f5787e33a5c56 (diff) | |
download | u-boot-imx-17998eff9021b7b579c0387e934d8c52603fe247.zip u-boot-imx-17998eff9021b7b579c0387e934d8c52603fe247.tar.gz u-boot-imx-17998eff9021b7b579c0387e934d8c52603fe247.tar.bz2 |
Merge branch 'master' of git://git.denx.de/u-boot-arm
Diffstat (limited to 'include/spi.h')
-rw-r--r-- | include/spi.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/include/spi.h b/include/spi.h index aba7922..ffd6647 100644 --- a/include/spi.h +++ b/include/spi.h @@ -30,6 +30,24 @@ #define SPI_XFER_MMAP 0x08 /* Memory Mapped start */ #define SPI_XFER_MMAP_END 0x10 /* Memory Mapped End */ #define SPI_XFER_ONCE (SPI_XFER_BEGIN | SPI_XFER_END) +#define SPI_XFER_U_PAGE (1 << 5) + +/* SPI TX operation modes */ +#define SPI_OPM_TX_QPP 1 << 0 + +/* SPI RX operation modes */ +#define SPI_OPM_RX_AS 1 << 0 +#define SPI_OPM_RX_DOUT 1 << 1 +#define SPI_OPM_RX_DIO 1 << 2 +#define SPI_OPM_RX_QOF 1 << 3 +#define SPI_OPM_RX_QIOF 1 << 4 +#define SPI_OPM_RX_EXTN SPI_OPM_RX_AS | SPI_OPM_RX_DOUT | \ + SPI_OPM_RX_DIO | SPI_OPM_RX_QOF | \ + SPI_OPM_RX_QIOF + +/* SPI bus connection options */ +#define SPI_CONN_DUAL_SHARED 1 << 0 +#define SPI_CONN_DUAL_SEPARATED 1 << 1 /* Header byte that marks the start of the message */ #define SPI_PREAMBLE_END_BYTE 0xec @@ -43,17 +61,25 @@ * * @bus: ID of the bus that the slave is attached to. * @cs: ID of the chip select connected to the slave. + * @op_mode_rx: SPI RX operation mode. + * @op_mode_tx: SPI TX operation mode. * @wordlen: Size of SPI word in number of bits * @max_write_size: If non-zero, the maximum number of bytes which can * be written at once, excluding command bytes. * @memory_map: Address of read-only SPI flash access. + * @option: Varies SPI bus options - separate, shared bus. + * @flags: Indication of SPI flags. */ struct spi_slave { unsigned int bus; unsigned int cs; + u8 op_mode_rx; + u8 op_mode_tx; unsigned int wordlen; unsigned int max_write_size; void *memory_map; + u8 option; + u8 flags; }; /** |