[PATCH v2 14/15] arm64: dts: mediatek: mt7981b-openwrt-one: Enable wifi

Sjoerd Simons
2025-11-01T13:33:20Z

Enable Dual-band WiFI 6 functionality on the Openwrt One

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Sjoerd Simons <sjoerd@collabora.com>
---
V1 -> V2: Update eeprom node label
---
.../boot/dts/mediatek/mt7981b-openwrt-one.dts | 24 ++++++++++++++++++++++
arch/arm64/boot/dts/mediatek/mt7981b.dtsi | 2 +-
2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts b/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts
index 90edb9f493c6d..b13f16d7816bf 100644
--- a/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts
@@ -129,6 +129,22 @@ conf-pd {
pins = "SPI2_CLK", "SPI2_MOSI", "SPI2_MISO";
};
};
+
+ wifi_dbdc_pins: wifi-dbdc-pins {
+ mux {
+ function = "eth";
+ groups = "wf0_mode1";
+ };
+
+ conf {
+ pins = "WF_HB1", "WF_HB2", "WF_HB3", "WF_HB4",
+ "WF_HB0", "WF_HB0_B", "WF_HB5", "WF_HB6",
+ "WF_HB7", "WF_HB8", "WF_HB9", "WF_HB10",
+ "WF_TOP_CLK", "WF_TOP_DATA", "WF_XO_REQ",
+ "WF_CBA_RESETB", "WF_DIG_RESETB";
+ drive-strength = <MTK_DRIVE_4mA>;
+ };
+ };
};

&spi2 {
@@ -200,6 +216,14 @@ &usb_phy {
status = "okay";
};

+&wifi {
+ nvmem-cells = <&wifi_factory_calibration>;
+ nvmem-cell-names = "eeprom";
+ pinctrl-names = "dbdc";
+ pinctrl-0 = <&wifi_dbdc_pins>;
+ status = "okay";
+};
+
&xhci {
phys = <&u2port0 PHY_TYPE_USB2>;
vusb33-supply = <&reg_3p3v>;
diff --git a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
index eb2effb3c1ed2..17dd13d4c0015 100644
--- a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
@@ -490,7 +490,7 @@ wo_ccif0: syscon@151a5000 {
interrupts = <GIC_SPI 211 IRQ_TYPE_LEVEL_HIGH>;
};

- wifi@18000000 {
+ wifi: wifi@18000000 {
compatible = "mediatek,mt7981-wmac";
reg = <0 0x18000000 0 0x1000000>,
<0 0x10003000 0 0x1000>,

--
2.51.0