NPCM_PSPI_CTL1_SCIDL
mode_val = NPCM_PSPI_CTL1_SCIDL;
mode_val = NPCM_PSPI_CTL1_SCIDL | NPCM_PSPI_CTL1_SCM;
regtemp &= ~(NPCM_PSPI_CTL1_SCM | NPCM_PSPI_CTL1_SCIDL);