endef
+# RK3528 boards
+
+define U-Boot/rk3528/Default
+ BUILD_SUBTARGET:=armv8
+ DEPENDS:=+PACKAGE_u-boot-$(1):trusted-firmware-a-rk3528
+ ATF:=rk3528_bl31_v1.20.elf
+ TPL:=rk3528_ddr_1056MHz_v1.11.bin
+endef
+
+define U-Boot/radxa-e20c-rk3528
+ $(U-Boot/rk3528/Default)
+ NAME:=E20C
+ BUILD_DEVICES:= \
+ radxa_e20c
+endef
+
+
# RK3566 boards
define U-Boot/rk3566/Default
rock64-rk3328 \
rock-pi-e-rk3328 \
rock-pi-e-v3-rk3328 \
+ radxa-e20c-rk3528 \
nanopi-r3s-rk3566 \
radxa-cm3-io-rk3566 \
radxa-zero-3-rk3566 \