arm64: dts: hi3798cv200: enable PCIe support for poplar board

It adds combophy devices under peripheral controller and enables PCIe
support for Hi3798CV200 Poplar board.
Signed-off-by: NShawn Guo <shawn.guo@linaro.org>
Signed-off-by: NWei Xu <xuwei5@hisilicon.com>

arch/arm64/boot/dts/hisilicon/hi3798cv200-poplar.dts

@@ -61,6 +61,15 @@
 			default-state = "off";
 		};
 	};
+
+	reg_pcie: regulator-pcie {
+		compatible = "regulator-fixed";
+		regulator-name = "3V3_PCIE0";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio6 7 0>;
+		enable-active-high;
+	};
 };
 
 &gmac1 {
@@ -146,6 +155,12 @@
 	status = "okay";
 };
 
+&pcie {
+	reset-gpios = <&gpio4 4 GPIO_ACTIVE_HIGH>;
+	vpcie-supply = <&reg_pcie>;
+	status = "okay";
+};
+
 &sd0 {
 	bus-width = <4>;
 	cap-sd-highspeed;

arch/arm64/boot/dts/hisilicon/hi3798cv200.dtsi

@@ -8,7 +8,9 @@
  */
 
 #include <dt-bindings/clock/histb-clock.h>
+#include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/phy/phy.h>
 #include <dt-bindings/reset/ti-syscon.h>
 
 / {
@@ -106,6 +108,37 @@
 			#reset-cells = <2>;
 		};
 
+		perictrl: peripheral-controller@8a20000 {
+			compatible = "hisilicon,hi3798cv200-perictrl", "syscon",
+				     "simple-mfd";
+			reg = <0x8a20000 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x0 0x8a20000 0x1000>;
+
+			combphy0: phy@850 {
+				compatible = "hisilicon,hi3798cv200-combphy";
+				reg = <0x850 0x8>;
+				#phy-cells = <1>;
+				clocks = <&crg HISTB_COMBPHY0_CLK>;
+				resets = <&crg 0x188 4>;
+				assigned-clocks = <&crg HISTB_COMBPHY0_CLK>;
+				assigned-clock-rates = <100000000>;
+				hisilicon,fixed-mode = <PHY_TYPE_USB3>;
+			};
+
+			combphy1: phy@858 {
+				compatible = "hisilicon,hi3798cv200-combphy";
+				reg = <0x858 0x8>;
+				#phy-cells = <1>;
+				clocks = <&crg HISTB_COMBPHY1_CLK>;
+				resets = <&crg 0x188 12>;
+				assigned-clocks = <&crg HISTB_COMBPHY1_CLK>;
+				assigned-clock-rates = <100000000>;
+				hisilicon,mode-select-bits = <0x0008 11 (0x3 << 11)>;
+			};
+		};
+
 		uart0: serial@8b00000 {
 			compatible = "arm,pl011", "arm,primecell";
 			reg = <0x8b00000 0x1000>;
@@ -419,5 +452,35 @@
 			clocks = <&sysctrl HISTB_IR_CLK>;
 			status = "disabled";
 		};
+
+		pcie: pcie@9860000 {
+			compatible = "hisilicon,hi3798cv200-pcie";
+			reg = <0x9860000 0x1000>,
+			      <0x0 0x2000>,
+			      <0x2000000 0x01000000>;
+			reg-names = "control", "rc-dbi", "config";
+			#address-cells = <3>;
+			#size-cells = <2>;
+			device_type = "pci";
+			bus-range = <0 15>;
+			num-lanes = <1>;
+			ranges = <0x81000000 0x0 0x00000000 0x4f00000 0x0 0x100000
+				  0x82000000 0x0 0x3000000 0x3000000 0x0 0x01f00000>;
+			interrupts = <GIC_SPI 128 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "msi";
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 0>;
+			interrupt-map = <0 0 0 0 &gic 0 131 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&crg HISTB_PCIE_AUX_CLK>,
+				 <&crg HISTB_PCIE_PIPE_CLK>,
+				 <&crg HISTB_PCIE_SYS_CLK>,
+				 <&crg HISTB_PCIE_BUS_CLK>;
+			clock-names = "aux", "pipe", "sys", "bus";
+			resets = <&crg 0x18c 6>, <&crg 0x18c 5>, <&crg 0x18c 4>;
+			reset-names = "soft", "sys", "bus";
+			phys = <&combphy1 PHY_TYPE_PCIE>;
+			phy-names = "phy";
+			status = "disabled";
+		};
 	};
 };