FMC2_BCR_MTYP_PSRAM
u32 bcr, val = FIELD_PREP(FMC2_BCR_MTYP, FMC2_BCR_MTYP_PSRAM);
bcr |= FIELD_PREP(FMC2_BCR_MTYP, FMC2_BCR_MTYP_PSRAM);
bcr |= FIELD_PREP(FMC2_BCR_MTYP, FMC2_BCR_MTYP_PSRAM);
bcr |= FIELD_PREP(FMC2_BCR_MTYP, FMC2_BCR_MTYP_PSRAM);
bcr |= FIELD_PREP(FMC2_BCR_MTYP, FMC2_BCR_MTYP_PSRAM);