[PATCH v1 13/14] arm64: dts: mediatek: mt7988a-bpi-r4: add sfp cages and link to gmac

Frank Wunderlich frank-w at public-files.de
Sun May 11 07:26:53 PDT 2025


Add SFP cages to Bananapi-R4 board. The 2.5g phy variant only contains the
wan-SFP, so add this to common dtsi and the lan-sfp only to the dual-SFP
variant.

Signed-off-by: Daniel Golle <daniel at makrotopia.org>
Signed-off-by: Frank Wunderlich <frank-w at public-files.de>
---
 .../mediatek/mt7988a-bananapi-bpi-r4-2g5.dts   | 11 +++++++++++
 .../dts/mediatek/mt7988a-bananapi-bpi-r4.dts   | 18 ++++++++++++++++++
 .../dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi  | 18 ++++++++++++++++++
 3 files changed, 47 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-2g5.dts b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-2g5.dts
index 53de9c113f60..574ac1b853a6 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-2g5.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-2g5.dts
@@ -9,3 +9,14 @@ / {
 	model = "Banana Pi BPI-R4 (1x SFP+, 1x 2.5GbE)";
 	chassis-type = "embedded";
 };
+
+&gmac1 {
+	phy-mode = "internal";
+	phy-connection-type = "internal";
+	phy = <&int_2p5g_phy>;
+};
+
+&int_2p5g_phy {
+	pinctrl-names = "i2p5gbe-led";
+	pinctrl-0 = <&i2p5gbe_led0_pins>;
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
index 36bd1ef2efab..3136dc4ba4cc 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
@@ -8,6 +8,24 @@ / {
 	compatible = "bananapi,bpi-r4", "mediatek,mt7988a";
 	model = "Banana Pi BPI-R4 (2x SFP+)";
 	chassis-type = "embedded";
+
+	/* SFP2 cage (LAN) */
+	sfp2: sfp2 {
+		compatible = "sff,sfp";
+		i2c-bus = <&i2c_sfp2>;
+		los-gpios = <&pio 2 GPIO_ACTIVE_HIGH>;
+		mod-def0-gpios = <&pio 83 GPIO_ACTIVE_LOW>;
+		tx-disable-gpios = <&pio 0 GPIO_ACTIVE_HIGH>;
+		tx-fault-gpios = <&pio 1 GPIO_ACTIVE_HIGH>;
+		rate-select0-gpios = <&pio 3 GPIO_ACTIVE_LOW>;
+		maximum-power-milliwatt = <3000>;
+	};
+};
+
+&gmac1 {
+	sfp = <&sfp2>;
+	managed = "in-band-status";
+	phy-mode = "usxgmii";
 };
 
 &pca9545 {
diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
index afa9e3b2b16a..d40c8dbcd18e 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
@@ -38,6 +38,18 @@ reg_3p3v: regulator-3p3v {
 		regulator-boot-on;
 		regulator-always-on;
 	};
+
+	/* SFP1 cage (WAN) */
+	sfp1: sfp1 {
+		compatible = "sff,sfp";
+		i2c-bus = <&i2c_sfp1>;
+		los-gpios = <&pio 54 GPIO_ACTIVE_HIGH>;
+		mod-def0-gpios = <&pio 82 GPIO_ACTIVE_LOW>;
+		tx-disable-gpios = <&pio 70 GPIO_ACTIVE_HIGH>;
+		tx-fault-gpios = <&pio 69 GPIO_ACTIVE_HIGH>;
+		rate-select0-gpios = <&pio 21 GPIO_ACTIVE_LOW>;
+		maximum-power-milliwatt = <3000>;
+	};
 };
 
 &cci {
@@ -108,6 +120,12 @@ map-cpu-active-low {
 	};
 };
 
+&gmac2 {
+	sfp = <&sfp1>;
+	managed = "in-band-status";
+	phy-mode = "usxgmii";
+};
+
 &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins>;
-- 
2.43.0




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