[PATCH] arm64: dts: allwinner: a133: add ethernet aliases

Andre Przywara andre.przywara at arm.com
Mon Nov 2 15:33:48 PST 2026


When adding the DT nodes and properties for the A133 Eternet support,
we missed the ethernet0 alias, which is required by U-Boot to generate a
stable, device-specific Ethernet address.

Add the alias, to allow U-Boot using the Ethernet port, and also provide
a non-random MAC address to the kernel.

Fixes: 8f128f357dfe ("arm64: dts: allwinner: a133-liontron-h-a133l: Add Ethernet support")
Signed-off-by: Andre Przywara <andre.przywara at arm.com>
---
 arch/arm64/boot/dts/allwinner/sun50i-a133-helperboard.dts      | 1 +
 arch/arm64/boot/dts/allwinner/sun50i-a133-liontron-h-a133l.dts | 1 +
 2 files changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a133-helperboard.dts b/arch/arm64/boot/dts/allwinner/sun50i-a133-helperboard.dts
index 694c0cacf9064..607864ee13718 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a133-helperboard.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a133-helperboard.dts
@@ -19,6 +19,7 @@ /{
 		     "allwinner,sun50i-a100";
 
 	aliases {
+		ethernet0 = &emac0;
 		serial0 = &uart0;
 	};
 
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a133-liontron-h-a133l.dts b/arch/arm64/boot/dts/allwinner/sun50i-a133-liontron-h-a133l.dts
index 90a50910f07b7..81a2914ae3113 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a133-liontron-h-a133l.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a133-liontron-h-a133l.dts
@@ -16,6 +16,7 @@ /{
 	compatible = "liontron,h-a133l", "allwinner,sun50i-a100";
 
 	aliases {
+		ethernet0 = &emac0;
 		serial0 = &uart0;
 	};
 

base-commit: 6628e7d4c6b25c8d18f1345e3a20d21829aae7e4
-- 
2.46.4




More information about the linux-arm-kernel mailing list