[PATCH v4 3/4] arm64: dts: qcom: sc7280: Add PCIe nodes for IDP board

From: Prasad Malisetty
Date: Fri Jul 16 2021 - 09:59:36 EST


Add PCIe nodes for sc7280 IDP board.

Signed-off-by: Prasad Malisetty <pmaliset@xxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sc7280-idp.dts | 38 +++++++++++++++++++++++++++++++++
1 file changed, 38 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dts b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
index 3900cfc..8f12b8c 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp.dts
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
@@ -268,6 +268,44 @@
};
};

+&pcie1 {
+ status = "okay";
+
+ vdda-supply = <&vreg_l10c_0p8>;
+};
+
+&pcie1_phy {
+ status = "okay";
+
+ vdda-phy-supply = <&vreg_l10c_0p8>;
+ vdda-pll-supply = <&vreg_l6b_1p2>;
+};
+
+&pcie1_default_state {
+ clkreq {
+ bias-pull-up;
+ };
+
+ reset-n {
+ pins = "gpio2";
+ function = "gpio";
+
+ drive-strength = <16>;
+ output-low;
+ bias-disable;
+ };
+
+ wake-n {
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ nvme-n {
+ pins = "gpio19";
+ bias-pull-up;
+ };
+};
+
&qupv3_id_0 {
status = "okay";
};
--
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