Commit 5164e955 authored Jan 20, 2026 by Chukun Pan Committed by Yixun Lan Jan 21, 2026

riscv: dts: spacemit: Disable ETH PHY sleep mode for OrangePi



On the SpacemiT K1 platform, the MAC can't read statistics when the PHY
clock stops. Disable Link Down Power Saving Mode for the YT8531C PHY on
OrangePi R2S and RV2 boards to avoid reading statistics timeout logs.

Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
Reviewed-by: Yixun Lan <dlan@kernel.org>
Link: https://lore.kernel.org/r/20260120100001.1285624-2-amadeus@jmu.edu.cn


Signed-off-by: Yixun Lan <dlan@kernel.org>

parent 4083d8d6

arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts

+2 −0

Original line number	Diff line number	Diff line
		@@ -52,6 +52,7 @@ mdio-bus {

		rgmii0: phy@1 {
		reg = <0x1>;
		motorcomm,auto-sleep-disabled;
		};
		};
		};
		@@ -75,6 +76,7 @@ mdio-bus {

		rgmii1: phy@1 {
		reg = <0x1>;
		motorcomm,auto-sleep-disabled;
		};
		};
		};

arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts

+2 −0

Original line number	Diff line number	Diff line
		@@ -54,6 +54,7 @@ mdio-bus {

		rgmii0: phy@1 {
		reg = <0x1>;
		motorcomm,auto-sleep-disabled;
		};
		};
		};
		@@ -77,6 +78,7 @@ mdio-bus {

		rgmii1: phy@1 {
		reg = <0x1>;
		motorcomm,auto-sleep-disabled;
		};
		};
		};