CFGCH_BW_80M
rf_reg18 |= FIELD_PREP(RR_CFGCH_BW, CFGCH_BW_80M);
rf_reg18 |= FIELD_PREP(RR_CFGCH_BW, CFGCH_BW_80M);
rf_reg18 |= FIELD_PREP(RR_CFGCH_BW, CFGCH_BW_80M);
rf_reg18 |= FIELD_PREP(RR_CFGCH_BW, CFGCH_BW_80M);