SSCR1_SPH
chip->cr1 |= SSCR1_SPH;
chip->cr1 &= ~(SSCR1_SPO | SSCR1_SPH);
chip->cr1 |= ((spi->mode & SPI_CPHA) ? SSCR1_SPH : 0) |
SSCR1_SPH;
| SSCR1_SPH | SSCR1_SPO | SSCR1_LBM)
| SSCR1_SPH | SSCR1_SPO | SSCR1_LBM)
| SSCR1_SPH | SSCR1_SPO | SSCR1_LBM)