arm: dts: medaitek: convert gmac link mode to 2500base-x

Now that individual 2.5Gbps SGMII support has been added to
mtk-eth, all boards that use 2.5Gbps link with mt7531 must be
converted to use "2500base-x" instead of "sgmii".

diff --git a/arch/arm/dts/mt7622-bananapi-bpi-r64.dts b/arch/arm/dts/mt7622-bananapi-bpi-r64.dts
index 7c55744..717baf2 100644
--- a/arch/arm/dts/mt7622-bananapi-bpi-r64.dts
+++ b/arch/arm/dts/mt7622-bananapi-bpi-r64.dts
@@ -224,12 +224,12 @@
 &eth {
 	status = "okay";
 	mediatek,gmac-id = <0>;
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
 	mediatek,switch = "mt7531";
 	reset-gpios = <&gpio 54 GPIO_ACTIVE_HIGH>;
 
 	fixed-link {
-		speed = <1000>;
+		speed = <2500>;
 		full-duplex;
 	};
 };
diff --git a/arch/arm/dts/mt7622-rfb.dts b/arch/arm/dts/mt7622-rfb.dts
index 886a133..321de75 100644
--- a/arch/arm/dts/mt7622-rfb.dts
+++ b/arch/arm/dts/mt7622-rfb.dts
@@ -233,12 +233,12 @@
 &eth {
 	status = "okay";
 	mediatek,gmac-id = <0>;
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
 	mediatek,switch = "mt7531";
 	reset-gpios = <&gpio 54 GPIO_ACTIVE_HIGH>;
 
 	fixed-link {
-		speed = <1000>;
+		speed = <2500>;
 		full-duplex;
 	};
 };
diff --git a/arch/arm/dts/mt7629-rfb.dts b/arch/arm/dts/mt7629-rfb.dts
index 82f6a34..f347725 100644
--- a/arch/arm/dts/mt7629-rfb.dts
+++ b/arch/arm/dts/mt7629-rfb.dts
@@ -25,12 +25,12 @@
 &eth {
 	status = "okay";
 	mediatek,gmac-id = <0>;
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
 	mediatek,switch = "mt7531";
 	reset-gpios = <&gpio 28 GPIO_ACTIVE_HIGH>;
 
 	fixed-link {
-		speed = <1000>;
+		speed = <2500>;
 		full-duplex;
 	};
 };
diff --git a/arch/arm/dts/mt7981-emmc-rfb.dts b/arch/arm/dts/mt7981-emmc-rfb.dts
index a0913c5..9aa7cd8 100644
--- a/arch/arm/dts/mt7981-emmc-rfb.dts
+++ b/arch/arm/dts/mt7981-emmc-rfb.dts
@@ -46,12 +46,12 @@
 &eth {
 	status = "okay";
 	mediatek,gmac-id = <0>;
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
 	mediatek,switch = "mt7531";
 	reset-gpios = <&gpio 39 GPIO_ACTIVE_HIGH>;
 
 	fixed-link {
-		speed = <1000>;
+		speed = <2500>;
 		full-duplex;
 	};
 };
diff --git a/arch/arm/dts/mt7981-rfb.dts b/arch/arm/dts/mt7981-rfb.dts
index 1dc90ac..22a022a 100644
--- a/arch/arm/dts/mt7981-rfb.dts
+++ b/arch/arm/dts/mt7981-rfb.dts
@@ -37,12 +37,12 @@
 &eth {
 	status = "okay";
 	mediatek,gmac-id = <0>;
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
 	mediatek,switch = "mt7531";
 	reset-gpios = <&gpio 39 GPIO_ACTIVE_HIGH>;
 
 	fixed-link {
-		speed = <1000>;
+		speed = <2500>;
 		full-duplex;
 	};
 };
diff --git a/arch/arm/dts/mt7981-sd-rfb.dts b/arch/arm/dts/mt7981-sd-rfb.dts
index 05f3fdb..7d70808 100644
--- a/arch/arm/dts/mt7981-sd-rfb.dts
+++ b/arch/arm/dts/mt7981-sd-rfb.dts
@@ -46,12 +46,12 @@
 &eth {
 	status = "okay";
 	mediatek,gmac-id = <0>;
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
 	mediatek,switch = "mt7531";
 	reset-gpios = <&gpio 39 GPIO_ACTIVE_HIGH>;
 
 	fixed-link {
-		speed = <1000>;
+		speed = <2500>;
 		full-duplex;
 	};
 };
diff --git a/arch/arm/dts/mt7986a-rfb.dts b/arch/arm/dts/mt7986a-rfb.dts
index dce85d8..e5c9be7 100644
--- a/arch/arm/dts/mt7986a-rfb.dts
+++ b/arch/arm/dts/mt7986a-rfb.dts
@@ -55,12 +55,12 @@
 &eth {
 	status = "okay";
 	mediatek,gmac-id = <0>;
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
 	mediatek,switch = "mt7531";
 	reset-gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
 
 	fixed-link {
-		speed = <1000>;
+		speed = <2500>;
 		full-duplex;
 	};
 };
diff --git a/arch/arm/dts/mt7986a-sd-rfb.dts b/arch/arm/dts/mt7986a-sd-rfb.dts
index 7f32607..4f8fa70 100644
--- a/arch/arm/dts/mt7986a-sd-rfb.dts
+++ b/arch/arm/dts/mt7986a-sd-rfb.dts
@@ -47,12 +47,12 @@
 &eth {
 	status = "okay";
 	mediatek,gmac-id = <0>;
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
 	mediatek,switch = "mt7531";
 	reset-gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
 
 	fixed-link {
-		speed = <1000>;
+		speed = <2500>;
 		full-duplex;
 	};
 };
diff --git a/arch/arm/dts/mt7986b-rfb.dts b/arch/arm/dts/mt7986b-rfb.dts
index 3349e38..8196845 100644
--- a/arch/arm/dts/mt7986b-rfb.dts
+++ b/arch/arm/dts/mt7986b-rfb.dts
@@ -46,12 +46,12 @@
 &eth {
 	status = "okay";
 	mediatek,gmac-id = <0>;
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
 	mediatek,switch = "mt7531";
 	reset-gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
 
 	fixed-link {
-		speed = <1000>;
+		speed = <2500>;
 		full-duplex;
 	};
 };
diff --git a/arch/arm/dts/mt7986b-sd-rfb.dts b/arch/arm/dts/mt7986b-sd-rfb.dts
index 6c92033..ec80a2f 100644
--- a/arch/arm/dts/mt7986b-sd-rfb.dts
+++ b/arch/arm/dts/mt7986b-sd-rfb.dts
@@ -47,12 +47,12 @@
 &eth {
 	status = "okay";
 	mediatek,gmac-id = <0>;
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
 	mediatek,switch = "mt7531";
 	reset-gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
 
 	fixed-link {
-		speed = <1000>;
+		speed = <2500>;
 		full-duplex;
 	};
 };