ARM: uniphier: sync with Linux 5.8-rc4

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/dts/uniphier-ld20-global.dts b/arch/arm/dts/uniphier-ld20-global.dts
index 9ca692e..2c00008 100644
--- a/arch/arm/dts/uniphier-ld20-global.dts
+++ b/arch/arm/dts/uniphier-ld20-global.dts
@@ -30,6 +30,7 @@
 		i2c3 = &i2c3;
 		i2c4 = &i2c4;
 		i2c5 = &i2c5;
+		ethernet0 = &eth;
 	};
 
 	memory@80000000 {