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    Subject[PATCH v2 09/13] ARM: dts: qcom: sdx55-t55: Enable PCIe RC support
    Date
    Enable PCIe RC support on Thundercomm T55 board.

    Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
    ---
    arch/arm/boot/dts/qcom-sdx55-t55.dts | 42 ++++++++++++++++++++++++++++
    1 file changed, 42 insertions(+)

    diff --git a/arch/arm/boot/dts/qcom-sdx55-t55.dts b/arch/arm/boot/dts/qcom-sdx55-t55.dts
    index 7ed8feb99afb..6339af791b0b 100644
    --- a/arch/arm/boot/dts/qcom-sdx55-t55.dts
    +++ b/arch/arm/boot/dts/qcom-sdx55-t55.dts
    @@ -242,6 +242,23 @@ &ipa {
    memory-region = <&ipa_fw_mem>;
    };

    +&pcie_phy {
    + vdda-phy-supply = <&vreg_l1e_bb_1p2>;
    + vdda-pll-supply = <&vreg_l4e_bb_0p875>;
    +
    + status = "okay";
    +};
    +
    +&pcie_rc {
    + perst-gpios = <&tlmm 57 GPIO_ACTIVE_LOW>;
    + wake-gpios = <&tlmm 53 GPIO_ACTIVE_HIGH>;
    +
    + pinctrl-0 = <&pcie_default>;
    + pinctrl-names = "default";
    +
    + status = "okay";
    +};
    +
    &qpic_bam {
    status = "ok";
    };
    @@ -265,6 +282,31 @@ &remoteproc_mpss {
    memory-region = <&mpss_adsp_mem>;
    };

    +&tlmm {
    + pcie_default: pcie-default-state {
    + clkreq-pins {
    + pins = "gpio56";
    + function = "pcie_clkreq";
    + drive-strength = <2>;
    + bias-pull-up;
    + };
    +
    + perst-pins {
    + pins = "gpio57";
    + function = "gpio";
    + drive-strength = <2>;
    + bias-pull-down;
    + };
    +
    + wake-pins {
    + pins = "gpio53";
    + function = "gpio";
    + drive-strength = <2>;
    + bias-pull-up;
    + };
    + };
    +};
    +
    &usb_hsphy {
    status = "okay";
    vdda-pll-supply = <&vreg_l4e_bb_0p875>;
    --
    2.25.1
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