arm: mvebu: Enable NAND flash for Thecus N2350 board

Enable 512MB PXA3XX NAND flash when u-boot is running.

Signed-off-by: Tony Dinh <mibodhi@gmail.com>
Acked-by: Pali Rohár
diff --git a/configs/n2350_defconfig b/configs/n2350_defconfig
index b85ef0d..247533e 100644
--- a/configs/n2350_defconfig
+++ b/configs/n2350_defconfig
@@ -69,6 +69,9 @@
 CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MVTWSI=y
 CONFIG_MTD=y
+CONFIG_MTD_RAW_NAND=y
+CONFIG_NAND_PXA3XX=y
+CONFIG_SYS_NAND_ONFI_DETECTION=y
 CONFIG_SF_DEFAULT_SPEED=50000000
 CONFIG_SPI_FLASH_MACRONIX=y
 CONFIG_SPI_FLASH_STMICRO=y