configs: imx8mn_bsh_smm_s2: Use nand_base ident for nand identification

The board can mount different nand brand type. Try to use the full scan
detection and not the onfi one

Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Reviewed-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
diff --git a/configs/imx8mn_bsh_smm_s2_defconfig b/configs/imx8mn_bsh_smm_s2_defconfig
index 7999559..139cf03 100644
--- a/configs/imx8mn_bsh_smm_s2_defconfig
+++ b/configs/imx8mn_bsh_smm_s2_defconfig
@@ -44,6 +44,8 @@
 CONFIG_SPL_I2C=y
 CONFIG_SPL_MTD_SUPPORT=y
 CONFIG_SPL_NAND_SUPPORT=y
+CONFIG_SPL_NAND_BASE=y
+CONFIG_SPL_NAND_IDENT=y
 CONFIG_SPL_POWER=y
 CONFIG_SPL_WATCHDOG=y
 CONFIG_SYS_PROMPT="> "