[PATCH v2 8/8] arm64: dts: qcom: qcs8300: enable pcie1 for qcs8300 platform
From: Ziyue Zhang
Date: Thu Nov 28 2024 - 03:11:48 EST
Add configurations in devicetree for PCIe1, board related gpios,
PMIC regulators, etc.
Signed-off-by: Ziyue Zhang <quic_ziyuzhan@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/qcs8300-ride.dts | 42 ++++++++++++++++++++++-
1 file changed, 41 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
index 7f97f771c44a..a83faba0252e 100644
--- a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
+++ b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
@@ -214,7 +214,7 @@ &gcc {
clocks = <&rpmhcc RPMH_CXO_CLK>,
<&sleep_clk>,
<&pcie0_phy>,
- <0>,
+ <&pcie1_phy>,
<0>,
<0>,
<0>,
@@ -240,6 +240,23 @@ &pcie0_phy {
status = "okay";
};
+&pcie1 {
+ perst-gpios = <&tlmm 23 GPIO_ACTIVE_LOW>;
+ wake-gpios = <&tlmm 21 GPIO_ACTIVE_HIGH>;
+
+ pinctrl-0 = <&pcie1_default_state>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};
+
+&pcie1_phy {
+ vdda-phy-supply = <&vreg_l6a>;
+ vdda-pll-supply = <&vreg_l5a>;
+
+ status = "okay";
+};
+
&qupv3_id_0 {
status = "okay";
};
@@ -287,6 +304,29 @@ wake-pins {
bias-pull-up;
};
};
+
+ pcie1_default_state: pcie1-default-state {
+ clkreq-pins {
+ pins = "gpio22";
+ function = "pcie1_clkreq";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ perst-pins {
+ pins = "gpio23";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
+ wake-pins {
+ pins = "gpio21";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+ };
};
&uart7 {
--
2.34.1