RSPI_SPSR
rspi->spsr = spsr = rspi_read8(rspi, RSPI_SPSR);
rspi->spsr = spsr = rspi_read8(rspi, RSPI_SPSR);
rspi->spsr = spsr = rspi_read8(rspi, RSPI_SPSR);
rspi->spsr = rspi_read8(rspi, RSPI_SPSR);
spsr = rspi_read8(rspi, RSPI_SPSR);
rspi_write8(rspi, rspi_read8(rspi, RSPI_SPSR) & ~SPSR_OVRF,
RSPI_SPSR);
spsr = rspi_read8(rspi, RSPI_SPSR);
rspi->status = readw(rspi->base + RSPI_SPSR);