SPRD_EIC_SYNC_INTPOL
sprd_eic_update(chip, offset, SPRD_EIC_SYNC_INTPOL, 1);
sprd_eic_update(chip, offset, SPRD_EIC_SYNC_INTPOL, 0);
sprd_eic_update(chip, offset, SPRD_EIC_SYNC_INTPOL, 1);
sprd_eic_update(chip, offset, SPRD_EIC_SYNC_INTPOL, 0);