[PATCH 07/10] arm64: tegra: Enable PCIe slots in P2972-0000 board

[Vidya Sagar]

Enable PCIe controller nodes to enable respective PCIe slots on
P2972-0000 board. Following is the ownership of slots by different
PCIe controllers.
Controller-0 : M.2 Key-M slot
Controller-1 : On-board Marvell eSATA controller
Controller-3 : M.2 Key-E slot

Signed-off-by: Vidya Sagar <vidyas@xxxxxxxxxx>
---
 arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi     |  2 +-
 arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts | 50 ++++++++++++++++++++++
 2 files changed, 51 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
index 246c1ebbd055..13263529125b 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
@@ -191,7 +191,7 @@
 						regulator-boot-on;
 					};
 
-					sd3 {
+					vdd_1v8ao: sd3 {
 						regulator-name = "VDD_1V8AO";
 						regulator-min-microvolt = <1800000>;
 						regulator-max-microvolt = <1800000>;
diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
index b62e96945846..732756feb698 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
@@ -169,4 +169,54 @@
 			};
 		};
 	};
+
+	pcie@14180000 {
+		status = "okay";
+
+		vddio-pex-ctl-supply = <&vdd_1v8ao>;
+
+		phys = <&p2u_2>,
+		       <&p2u_3>,
+		       <&p2u_4>,
+		       <&p2u_5>;
+		phy-names = "pcie-p2u-0", "pcie-p2u-1", "pcie-p2u-2",
+			    "pcie-p2u-3";
+	};
+
+	pcie@14100000 {
+		status = "okay";
+
+		vddio-pex-ctl-supply = <&vdd_1v8ao>;
+
+		phys = <&p2u_0>;
+		phy-names = "pcie-p2u-0";
+	};
+
+	pcie@14140000 {
+		status = "okay";
+
+		vddio-pex-ctl-supply = <&vdd_1v8ao>;
+
+		phys = <&p2u_7>;
+		phy-names = "pcie-p2u-0";
+	};
+
+	pcie@141a0000 {
+		status = "disabled";
+
+		vddio-pex-ctl-supply = <&vdd_1v8ao>;
+
+		phys = <&p2u_12>,
+		       <&p2u_13>,
+		       <&p2u_14>,
+		       <&p2u_15>,
+		       <&p2u_16>,
+		       <&p2u_17>,
+		       <&p2u_18>,
+		       <&p2u_19>;
+
+		phy-names = "pcie-p2u-0", "pcie-p2u-1", "pcie-p2u-2",
+			    "pcie-p2u-3", "pcie-p2u-4", "pcie-p2u-5",
+			    "pcie-p2u-6", "pcie-p2u-7";
+	};
 };
-- 
2.7.4