armv8: ls2080ardb: Add LS2081ARDB board support

LS2081ARDB board is similar to LS2080ARDB board with few differences
 It hosts LS2081A SoC
 Default boot source is QSPI-boot
 It does not have IFC interface
 RTC and QSPI flash device are different
 It provides QIXIS access via I2C

Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Signed-off-by: Santan Kumar <santan.kumar@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/arch/arm/cpu/armv8/Kconfig b/arch/arm/cpu/armv8/Kconfig
index 0188b95..d5b692e 100644
--- a/arch/arm/cpu/armv8/Kconfig
+++ b/arch/arm/cpu/armv8/Kconfig
@@ -91,6 +91,7 @@
 		   !TARGET_LS1012ARDB && !TARGET_LS1012AFRDM && \
 		   !TARGET_LS1043ARDB && !TARGET_LS1043AQDS && \
 		   !TARGET_LS1046ARDB && !TARGET_LS1046AQDS && \
+		   !TARGET_LS2081ARDB && \
 		   !ARCH_UNIPHIER && !ARCH_SNAPDRAGON && !TARGET_S32V234EVB
 	help
 	  Most armv8 systems have PSCI support enabled in EL3, either through