diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c index 1c277fbb91f2..e695b6aac3b2 100644 --- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c +++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c @@ -1527,6 +1527,9 @@ static int stm32_fmc2_nfc_setup_interface(struct nand_chip *chip, int chipnr, if (IS_ERR(sdrt)) return PTR_ERR(sdrt); + if (sdrt->tRC_min < 30000) + return -EOPNOTSUPP; + if (chipnr == NAND_DATA_IFACE_CHECK_ONLY) return 0;