ARM: uniphier: enable Denali NAND driver for 64bit SoCs

Now the entry to the NAND driver init can be is controlled by DT;
it should not hurt to compile the driver all the time.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

configs/uniphier_v8_defconfig

@@ -31,6 +31,11 @@ CONFIG_I2C_EEPROM=y
 CONFIG_MMC_UNIPHIER=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_CADENCE=y
+CONFIG_NAND=y
+CONFIG_NAND_DENALI=y
+CONFIG_NAND_DENALI_DT=y
+CONFIG_SYS_NAND_DENALI_64BIT=y
+CONFIG_NAND_DENALI_SPARE_AREA_SKIP_BYTES=8
 CONFIG_SYSRESET=y
 CONFIG_SYSRESET_PSCI=y
 CONFIG_USB=y