[PATCH v1 2/4] arm64: dts: mediatek: cherry: Enable PCI-Express ports for WiFi
From: AngeloGioacchino Del Regno
Date: Thu Feb 23 2023 - 09:54:42 EST
On the Cherry platform, a MT7621 WiFi+Bluetooth combo is connected
over PCI-Express (for WiFi) and USB (for BT): enable the PCIe ports
to enable enumerating this chip.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
---
.../dts/mediatek/mt8195-cherry-tomato-r1.dts | 7 ++++++
.../boot/dts/mediatek/mt8195-cherry.dtsi | 25 +++++++++++++++++++
2 files changed, 32 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts
index 2d5e8f371b6d..11fc83ddf236 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts
@@ -20,6 +20,13 @@ &sound {
model = "mt8195_r1019_5682";
};
+&pcie0 {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie0_pins_default>;
+};
+
&ts_10 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
index ae2052a7160d..d679a04207d8 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
@@ -553,6 +553,13 @@ flash@0 {
};
};
+&pcie1 {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie1_pins_default>;
+};
+
&pio {
mediatek,rsel-resistance-in-si-unit;
pinctrl-names = "default";
@@ -934,6 +941,24 @@ pins-cs {
};
};
+ pcie0_pins_default: pcie0-default-pins {
+ pins-bus {
+ pinmux = <PINMUX_GPIO19__FUNC_WAKEN>,
+ <PINMUX_GPIO20__FUNC_PERSTN>,
+ <PINMUX_GPIO21__FUNC_CLKREQN>;
+ bias-pull-up;
+ };
+ };
+
+ pcie1_pins_default: pcie1-default-pins {
+ pins-bus {
+ pinmux = <PINMUX_GPIO22__FUNC_PERSTN_1>,
+ <PINMUX_GPIO23__FUNC_CLKREQN_1>,
+ <PINMUX_GPIO24__FUNC_WAKEN_1>;
+ bias-pull-up;
+ };
+ };
+
pio_default: pio-default-pins {
pins-wifi-enable {
pinmux = <PINMUX_GPIO58__FUNC_GPIO58>;
--
2.39.2