SPISG_DATA_MODE_SG
desc->cfg_start |= FIELD_PREP(CFG_TXD_MODE, SPISG_DATA_MODE_SG);
desc->cfg_start |= FIELD_PREP(CFG_RXD_MODE, SPISG_DATA_MODE_SG);
if (FIELD_GET(CFG_TXD_MODE, desc->cfg_start) == SPISG_DATA_MODE_SG) {
if (FIELD_GET(CFG_RXD_MODE, desc->cfg_start) == SPISG_DATA_MODE_SG) {