arm64: dts: uniphier: use Daughter board on PH1-LD20 reference board

Include the development base board, which is equipped with some
devices such as EEPROM.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm64/boot/dts/socionext/uniphier-ph1-ld20-ref.dts

@@ -44,6 +44,7 @@
 
 /dts-v1/;
 /include/ "uniphier-ph1-ld20.dtsi"
+/include/ "uniphier-ref-daughter.dtsi"
 /include/ "uniphier-support-card.dtsi"
 
 / {

arch/arm64/boot/dts/socionext/uniphier-ref-daughter.dtsi

@@ -0,0 +1 @@
+../../../../arm/boot/dts/uniphier-ref-daughter.dtsi