SPI_CS
reg = BCM_SPI_READ(sc, SPI_CS);
BCM_SPI_WRITE(sc, SPI_CS, SPI_CS_CLEAR_RXFIFO | SPI_CS_CLEAR_TXFIFO);
cs = BCM_SPI_READ(sc, SPI_CS) & (SPI_CS_TA | SPI_CS_TXD);
cs = BCM_SPI_READ(sc, SPI_CS) & (SPI_CS_TA | SPI_CS_TXD);
cs = BCM_SPI_READ(sc, SPI_CS) & SPI_CS_RXD;
cs = BCM_SPI_READ(sc, SPI_CS) & SPI_CS_RXD;
bcm_spi_modifyreg(sc, SPI_CS,
bcm_spi_modifyreg(sc, SPI_CS,
bcm_spi_modifyreg(sc, SPI_CS,
bcm_spi_modifyreg(sc, SPI_CS,
bcm_spi_modifyreg(sc, SPI_CS,
bcm_spi_modifyreg(sc, SPI_CS,
bcm_spi_modifyreg(sc, SPI_CS,
SPI_CS, SPI_CS_TA | SPI_CS_INTR | SPI_CS_INTD, 0);
reg = BCM_SPI_READ(sc, SPI_CS);