SPMODE_ENABLE
regval &= ~SPMODE_ENABLE;
regval |= SPMODE_ENABLE;
fsl_espi_write_reg(espi, ESPI_SPMODE, SPMODE_INIT_VAL | SPMODE_ENABLE);
mpc8xxx_spi_write_reg(mode, cs->hw_mode & ~SPMODE_ENABLE);
regval = pdata->initial_spmode | SPMODE_INIT_VAL | SPMODE_ENABLE;