Re: [PATCH v4 02/10] arm64: dts: qcom: qcs6490-rb3gen2: Add TC956x PCIe switch node

From: Dmitry Baryshkov
Date: Mon Mar 17 2025 - 07:28:38 EST


On Tue, Feb 25, 2025 at 03:03:59PM +0530, Krishna Chaitanya Chundru wrote:
> Add a node for the TC956x PCIe switch, which has three downstream ports.
> Two embedded Ethernet devices are present on one of the downstream ports.
>
> Power to the TC956x is supplied through two LDO regulators, controlled by
> two GPIOs, which are added as fixed regulators. Configure the TC956x
> through I2C.
>
> Signed-off-by: Krishna Chaitanya Chundru <krishna.chundru@xxxxxxxxxxxxxxxx>
> Reviewed-by: Bjorn Andersson <andersson@xxxxxxxxxx>
> Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 116 +++++++++++++++++++++++++++
> arch/arm64/boot/dts/qcom/sc7280.dtsi | 2 +-
> 2 files changed, 117 insertions(+), 1 deletion(-)
>
> @@ -735,6 +760,75 @@ &pcie1_phy {
> status = "okay";
> };
>
> +&pcie1_port {
> + pcie@0,0 {
> + compatible = "pci1179,0623", "pciclass,0604";
> + reg = <0x10000 0x0 0x0 0x0 0x0>;
> + #address-cells = <3>;
> + #size-cells = <2>;
> +
> + device_type = "pci";
> + ranges;
> + bus-range = <0x2 0xff>;
> +
> + vddc-supply = <&vdd_ntn_0p9>;
> + vdd18-supply = <&vdd_ntn_1p8>;
> + vdd09-supply = <&vdd_ntn_0p9>;
> + vddio1-supply = <&vdd_ntn_1p8>;
> + vddio2-supply = <&vdd_ntn_1p8>;
> + vddio18-supply = <&vdd_ntn_1p8>;
> +
> + i2c-parent = <&i2c0 0x77>;
> +
> + reset-gpios = <&pm8350c_gpios 1 GPIO_ACTIVE_LOW>;
> +

I think I've responded here, but I'm not sure where the message went:
please add pinctrl entry for this pin.

--
With best wishes
Dmitry