Commit 04639239 authored by Manivannan Sadhasivam's avatar Manivannan Sadhasivam Committed by Bjorn Andersson
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ARM: dts: qcom: sdx55-t55: Enable PCIe RC support 



Enable PCIe RC support on Thundercomm T55 board.

Reviewed-by: default avatarKonrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: default avatarManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: default avatarBjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230308082424.140224-10-manivannan.sadhasivam@linaro.org
parent f9364a7c

arch/arm/boot/dts/qcom-sdx55-t55.dts

+42 −0
Original line number Diff line number Diff line
@@ -242,6 +242,23 @@ &ipa { 
	status = "okay";

};



&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 = "okay";

};
@@ -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>;