SPD_KEY_NSUBCHAN
SPD_KEY_NSUBCHAN, DATA_TYPE_UINT32, &cache->sc_nsubchan,
spd_nvl_insert_u32(si, SPD_KEY_NSUBCHAN, 1);
spd_nvl_insert_u32(si, SPD_KEY_NSUBCHAN, 1);
spd_insert_range(si, SPD_KEY_NSUBCHAN, nsc, &spd_ddr5_nsc_range);
spd_insert_map(si, SPD_KEY_NSUBCHAN, nchan, spd_lp4_chan_map,
.hs_key = SPD_KEY_NSUBCHAN,
.hs_key = SPD_KEY_NSUBCHAN,
.hs_key = SPD_KEY_NSUBCHAN,
.hs_key = SPD_KEY_NSUBCHAN,
.hs_key = SPD_KEY_NSUBCHAN,
.hs_key = SPD_KEY_NSUBCHAN,
.hs_key = SPD_KEY_NSUBCHAN,
.hs_key = SPD_KEY_NSUBCHAN,
.hs_key = SPD_KEY_NSUBCHAN,