From: Krishna chaitanya chundru <quic_krichai@xxxxxxxxxxx>
Add platform configurations in devicetree for PCIe, board related
gpios, PMIC regulators, etc.
Signed-off-by: Krishna chaitanya chundru <quic_krichai@xxxxxxxxxxx>
Signed-off-by: Ziyue Zhang <quic_ziyuzhan@xxxxxxxxxxx>
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/qcs8300-ride.dts | 40 +++++++++++++++++++++++
1 file changed, 40 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
index b5c9f89b3435..80b946876f94 100644
--- a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
+++ b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
@@ -285,6 +285,23 @@ queue3 {
};
};
+&pcie {
+ perst-gpios = <&tlmm 101 GPIO_ACTIVE_LOW>;
+ wake-gpios = <&tlmm 100 GPIO_ACTIVE_HIGH>;
+
+ pinctrl-0 = <&pcie_default_state>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};
+
+&pcie_phy {
+ vdda-phy-supply = <&vreg_l5a>;
+ vdda-pll-supply = <&vreg_l12a>;
+
+ status = "okay";
+};
+
&qupv3_id_0 {
status = "okay";
};
@@ -325,6 +342,29 @@ ethernet0_mdio: ethernet0-mdio-pins {
bias-pull-up;
};
};
+
+ pcie_default_state: pcie-default-state {
+ clkreq-pins {
+ pins = "gpio90";
+ function = "pcie_clk_req";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ perst-pins {
+ pins = "gpio101";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
+ wake-pins {
+ pins = "gpio100";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+ };
};
&uart7 {
--
2.25.1
