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