On Tue, Nov 12, 2024 at 08:31:34PM +0530, Krishna chaitanya chundru wrote:
> Add QPS615 PCIe switch node which has 3 downstream ports and in one
> downstream port two embedded ethernet devices are present.
>
> Power to the QPS615 is supplied through two LDO regulators, controlled
> by two GPIOs, these are added as fixed regulators. And the QPS615 is
> configured through i2c.
>
> Signed-off-by: Krishna chaitanya chundru <quic_krichai@xxxxxxxxxxx>
Reviewed-by: Bjorn Andersson <andersson@xxxxxxxxxx>
Regards,
Bjorn
> ---
> arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 115 +++++++++++++++++++++++++++
> arch/arm64/boot/dts/qcom/sc7280.dtsi | 2 +-
> 2 files changed, 116 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
> index 0d45662b8028..0e890841b600 100644
> --- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
> +++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
> @@ -202,6 +202,30 @@ vph_pwr: vph-pwr-regulator {
> regulator-min-microvolt = <3700000>;
> regulator-max-microvolt = <3700000>;
> };
> +
> + vdd_ntn_0p9: regulator-vdd-ntn-0p9 {
> + compatible = "regulator-fixed";
> + regulator-name = "VDD_NTN_0P9";
> + gpio = <&pm8350c_gpios 2 GPIO_ACTIVE_HIGH>;
> + regulator-min-microvolt = <899400>;
> + regulator-max-microvolt = <899400>;
> + enable-active-high;
> + pinctrl-0 = <&ntn_0p9_en>;
> + pinctrl-names = "default";
> + regulator-enable-ramp-delay = <4300>;
> + };
> +
> + vdd_ntn_1p8: regulator-vdd-ntn-1p8 {
> + compatible = "regulator-fixed";
> + regulator-name = "VDD_NTN_1P8";
> + gpio = <&pm8350c_gpios 3 GPIO_ACTIVE_HIGH>;
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + enable-active-high;
> + pinctrl-0 = <&ntn_1p8_en>;
> + pinctrl-names = "default";
> + regulator-enable-ramp-delay = <10000>;
> + };
> };
>
> &apps_rsc {
> @@ -684,6 +708,75 @@ &mdss_edp_phy {
> status = "okay";
> };
>
> +&pcie1_port {
> + pcie@0,0 {
> + compatible = "pci1179,0623";
> + 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>;
> +
> + pcie@1,0 {
> + reg = <0x20800 0x0 0x0 0x0 0x0>;
> + #address-cells = <3>;
> + #size-cells = <2>;
> +
> + device_type = "pci";
> + ranges;
> + bus-range = <0x3 0xff>;
> + };
> +
> + pcie@2,0 {
> + reg = <0x21000 0x0 0x0 0x0 0x0>;
> + #address-cells = <3>;
> + #size-cells = <2>;
> +
> + device_type = "pci";
> + ranges;
> + bus-range = <0x4 0xff>;
> + };
> +
> + pcie@3,0 {
> + reg = <0x21800 0x0 0x0 0x0 0x0>;
> + #address-cells = <3>;
> + #size-cells = <2>;
> + device_type = "pci";
> + ranges;
> + bus-range = <0x5 0xff>;
> +
> + pcie@0,0 {
> + reg = <0x50000 0x0 0x0 0x0 0x0>;
> + #address-cells = <3>;
> + #size-cells = <2>;
> + device_type = "pci";
> + ranges;
> + };
> +
> + pcie@0,1 {
> + reg = <0x50100 0x0 0x0 0x0 0x0>;
> + #address-cells = <3>;
> + #size-cells = <2>;
> + device_type = "pci";
> + ranges;
> + };
> + };
> + };
> +};
> +
> &pmk8350_rtc {
> status = "okay";
> };
> @@ -812,6 +905,28 @@ lt9611_rst_pin: lt9611-rst-state {
> };
> };
>
> +&pm8350c_gpios {
> + ntn_0p9_en: ntn-0p9-en-state {
> + pins = "gpio2";
> + function = "normal";
> +
> + bias-disable;
> + input-disable;
> + output-enable;
> + power-source = <0>;
> + };
> +
> + ntn_1p8_en: ntn-1p8-en-state {
> + pins = "gpio3";
> + function = "normal";
> +
> + bias-disable;
> + input-disable;
> + output-enable;
> + power-source = <0>;
> + };
> +};
> +
> &tlmm {
> lt9611_irq_pin: lt9611-irq-state {
> pins = "gpio24";
> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> index 3d8410683402..82434f085ff0 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -2279,7 +2279,7 @@ pcie1: pcie@1c08000 {
>
> status = "disabled";
>
> - pcie@0 {
> + pcie1_port: pcie@0 {
> device_type = "pci";
> reg = <0x0 0x0 0x0 0x0 0x0>;
> bus-range = <0x01 0xff>;
>
> --
> 2.34.1
>
