imx: ventana: enable ONFI detection to fix NAND chip configuration

Enable ONFI detection to fix NAND chip configuration. Without this
the NAND oobsize will be wrong which leads to invalid ECC strength and
incompatibility with the previous configuration.

Fixes: 777f333c375a ("imx: ventana: enable dm for MTD and NAND")

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Fabio Estevam <festevam@denx.de>
diff --git a/configs/gwventana_nand_defconfig b/configs/gwventana_nand_defconfig
index 9fadc01..42e4f98 100644
--- a/configs/gwventana_nand_defconfig
+++ b/configs/gwventana_nand_defconfig
@@ -106,6 +106,7 @@
 CONFIG_MTD_RAW_NAND=y
 CONFIG_NAND_MXS=y
 CONFIG_NAND_MXS_DT=y
+CONFIG_SYS_NAND_ONFI_DETECTION=y
 CONFIG_SYS_NAND_U_BOOT_LOCATIONS=y
 CONFIG_SYS_NAND_U_BOOT_OFFS=0xe00000
 CONFIG_PHYLIB=y