URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [bootloaders/] [orpmon/] [include/] [spi.h] - Diff between revs 2 and 175

Rev 2	Rev 175
`extern void spi_init (int slave, int fq, int bit_nb, int lsb, int tx_pol, int rx_pol);`	`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);`	`extern unsigned long spi_xmit (unsigned long val);`

`/* SPI register offsets */`	`/* SPI register offsets */`
`#define SPI_RX 0x00`	`#define SPI_RX 0x00`
`#define SPI_TX 0x00`	`#define SPI_TX 0x00`
`#define SPI_CTRL 0x04`	`#define SPI_CTRL 0x04`
`#define SPI_DEVIDER 0x08`	`#define SPI_DEVIDER 0x08`
`#define SPI_SS 0x0c`	`#define SPI_SS 0x0c`

`/* SPI control register bits */`	`/* SPI control register bits */`
`#define SPI_CTRL_IE 0x00000200`	`#define SPI_CTRL_IE 0x00000200`
`#define SPI_CTRL_LSB 0x00000100`	`#define SPI_CTRL_LSB 0x00000100`
`#define SPI_CTRL_TX_NEGEDGE 0x00000004`	`#define SPI_CTRL_TX_NEGEDGE 0x00000004`
`#define SPI_CTRL_RX_NEGEDGE 0x00000002`	`#define SPI_CTRL_RX_NEGEDGE 0x00000002`
`#define SPI_CTRL_GO 0x00000001`	`#define SPI_CTRL_GO 0x00000001`
`#define SPI_CTRL_BSY 0x00000001`	`#define SPI_CTRL_BSY 0x00000001`