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ARM: dts: qcom: sdx55-t55: Enable PCIe RC support 

Enable PCIe RC support on Thundercomm T55 board.

Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230308082424.140224-10-manivannan.sadhasivam@linaro.org
This commit is contained in:
Manivannan Sadhasivam 2023-03-08 13:54:20 +05:30 committed by Bjorn Andersson
parent f9364a7ced
commit 0463923908
1 changed files with 42 additions and 0 deletions
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42
arch/arm/boot/dts/qcom-sdx55-t55.dts
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@ -242,6 +242,23 @@
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 @@
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>;