[PATCH 2/4] arm64: dts: st: add 3v3 regulator to ethernet on stm32mp257f-dk

Christophe Roullier <[email protected]> Tue, 4 Aug 2026 15:20:50 +0200

Newsgroups	gmane.linux.network,gmane.linux.ports.arm.kernel,gmane.linux.kernel
Message-ID	<[email protected]>

The Ethernet PHY is supplied by 3v3 PMIC regulator, add it to Ethernet
node.

Signed-off-by: Christophe Roullier <[email protected]>
---
 arch/arm64/boot/dts/st/stm32mp257f-dk.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/st/stm32mp257f-dk.dts b/arch/arm64/boot/dts/st/stm32mp257f-dk.dts
index 8daf3dfd5133..e98a773448ee 100644
--- a/arch/arm64/boot/dts/st/stm32mp257f-dk.dts
+++ b/arch/arm64/boot/dts/st/stm32mp257f-dk.dts
@@ -144,6 +144,7 @@ &ethernet1 {
 	pinctrl-names = "default", "sleep";
 	phy-handle = <&phy1_eth1>;
 	phy-mode = "rgmii-id";
+	phy-supply = <&scmi_v3v3>;
 	status = "okay";
 
 	mdio {
-- 
2.43.0