SPD_DDR4_LRDIMM_PARK_R23
const uint8_t r23[3] = { SPD_DDR4_LRDIMM_PARK_R23(d1866),
SPD_DDR4_LRDIMM_PARK_R23(d2400), SPD_DDR4_LRDIMM_PARK_R23(d3200) };