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[/] [openrisc/] [trunk/] [bootloaders/] [orpmon/] [include/] [spi.h] - Rev 857
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extern void spi_init (int slave, int fq, int bit_nb, int lsb, int tx_pol, int rx_pol); extern unsigned long spi_xmit (unsigned long val); /* SPI register offsets */ #define SPI_RX 0x00 #define SPI_TX 0x00 #define SPI_CTRL 0x04 #define SPI_DEVIDER 0x08 #define SPI_SS 0x0c /* SPI control register bits */ #define SPI_CTRL_IE 0x00000200 #define SPI_CTRL_LSB 0x00000100 #define SPI_CTRL_TX_NEGEDGE 0x00000004 #define SPI_CTRL_RX_NEGEDGE 0x00000002 #define SPI_CTRL_GO 0x00000001 #define SPI_CTRL_BSY 0x00000001
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