[PATCH] mtd: rawnand: stm32_fmc2: remove unsupported EDO mode

[Christophe Kerello]

Remove the EDO mode support from as the FMC2 controller does not
support the feature.

Signed-off-by: Christophe Kerello <christophe.kerello at foss.st.com>
---

 drivers/mtd/nand/raw/stm32_fmc2_nand.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
index fb3279b405e..69dbb629e93 100644
--- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c
+++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
@@ -735,6 +735,9 @@ static int stm32_fmc2_nfc_setup_interface(struct mtd_info *mtd, 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;
 
-- 
2.25.1