[PATCH v2 8/8] arm64: dts: qcom: qcs8300: enable pcie1 for qcs8300 platform

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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





[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux