arm: nuvoton: Add support for Nuvoton NPCM845 BMC

Add basic support for the Nuvoton NPCM845 EVB (Arbel).

Signed-off-by: Jim Liu <JJLIU0@nuvoton.com>
diff --git a/arch/arm/mach-npcm/Makefile b/arch/arm/mach-npcm/Makefile
index 8a1572b..b448329 100644
--- a/arch/arm/mach-npcm/Makefile
+++ b/arch/arm/mach-npcm/Makefile
@@ -1 +1,2 @@
 obj-$(CONFIG_ARCH_NPCM7xx) += npcm7xx/
+obj-$(CONFIG_ARCH_NPCM8XX) += npcm8xx/