arm64: tegra: Enable XUSB controller on Jetson TX1

Enable the XUSB controller on Jetson TX1. One of the USB 3.0 lanes goes
to an internal ethernet interface, while a second USB 3.0 lane supports
the USB-A receptacle on the I/O board.

Signed-off-by: Thierry Reding <treding@nvidia.com>

1 files changed, 162 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
index 78a16a57fec7..8bba178d8d0f 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
@@ -1278,6 +1278,146 @@
                 };
         };
 
+        usb@70090000 {
+                phys = <&{/padctl@7009f000/pads/usb2/lanes/usb2-0}>,
+                       <&{/padctl@7009f000/pads/usb2/lanes/usb2-1}>,
+                       <&{/padctl@7009f000/pads/usb2/lanes/usb2-2}>,
+                       <&{/padctl@7009f000/pads/usb2/lanes/usb2-3}>,
+                       <&{/padctl@7009f000/pads/pcie/lanes/pcie-6}>,
+                       <&{/padctl@7009f000/pads/pcie/lanes/pcie-5}>;
+                phy-names = "usb2-0", "usb2-1", "usb2-2", "usb2-3", "usb3-0",
+                            "usb3-1";
+
+                dvddio-pex-supply = <&vdd_pex_1v05>;
+                hvddio-pex-supply = <&vdd_1v8>;
+                avdd-usb-supply = <&vdd_3v3_sys>;
+                /* XXX what are these? */
+                avdd-pll-utmip-supply = <&vdd_1v8>;
+                avdd-pll-uerefe-supply = <&vdd_pex_1v05>;
+                dvdd-usb-ss-pll-supply = <&vdd_pex_1v05>;
+                hvdd-usb-ss-pll-e-supply = <&vdd_1v8>;
+
+                status = "okay";
+        };
+
+        padctl@7009f000 {
+                status = "okay";
+
+                pads {
+                        usb2 {
+                                status = "okay";
+
+                                lanes {
+                                        usb2-0 {
+                                                nvidia,function = "xusb";
+                                                status = "okay";
+                                        };
+
+                                        usb2-1 {
+                                                nvidia,function = "xusb";
+                                                status = "okay";
+                                        };
+
+                                        usb2-2 {
+                                                nvidia,function = "xusb";
+                                                status = "okay";
+                                        };
+
+                                        usb2-3 {
+                                                nvidia,function = "xusb";
+                                                status = "okay";
+                                        };
+                                };
+                        };
+
+                        pcie {
+                                status = "okay";
+
+                                lanes {
+                                        pcie-0 {
+                                                nvidia,function = "pcie-x1";
+                                                status = "okay";
+                                        };
+
+                                        pcie-1 {
+                                                nvidia,function = "pcie-x4";
+                                                status = "okay";
+                                        };
+
+                                        pcie-2 {
+                                                nvidia,function = "pcie-x4";
+                                                status = "okay";
+                                        };
+
+                                        pcie-3 {
+                                                nvidia,function = "pcie-x4";
+                                                status = "okay";
+                                        };
+
+                                        pcie-4 {
+                                                nvidia,function = "pcie-x4";
+                                                status = "okay";
+                                        };
+
+                                        pcie-5 {
+                                                nvidia,function = "usb3-ss";
+                                                status = "okay";
+                                        };
+
+                                        pcie-6 {
+                                                nvidia,function = "usb3-ss";
+                                                status = "okay";
+                                        };
+                                };
+                        };
+
+                        sata {
+                                status = "okay";
+
+                                lanes {
+                                        sata-0 {
+                                                nvidia,function = "sata";
+                                                status = "okay";
+                                        };
+                                };
+                        };
+                };
+
+                ports {
+                        usb2-0 {
+                                status = "okay";
+                                mode = "otg";
+                        };
+
+                        usb2-1 {
+                                status = "okay";
+                                vbus-supply = <&vdd_5v0_rtl>;
+                                mode = "host";
+                        };
+
+                        usb2-2 {
+                                status = "okay";
+                                vbus-supply = <&vdd_usb_vbus>;
+                                mode = "host";
+                        };
+
+                        usb2-3 {
+                                status = "okay";
+                                mode = "host";
+                        };
+
+                        usb3-0 {
+                                nvidia,usb2-companion = <1>;
+                                status = "okay";
+                        };
+
+                        usb3-1 {
+                                nvidia,usb2-companion = <2>;
+                                status = "okay";
+                        };
+                };
+        };
+
         /* MMC/SD */
         sdhci@700b0000 {
                 status = "okay";
@@ -1390,6 +1530,28 @@
                         enable-active-high;
                         vin-supply = <&vdd_1v8>;
                 };
+
+                vdd_5v0_rtl: regulator@8 {
+                        compatible = "regulator-fixed";
+                        reg = <8>;
+                        regulator-name = "RTL_5V";
+                        regulator-min-microvolt = <5000000>;
+                        regulator-max-microvolt = <5000000>;
+                        gpio = <&gpio TEGRA_GPIO(H, 1) GPIO_ACTIVE_HIGH>;
+                        enable-active-high;
+                        vin-supply = <&vdd_5v0_sys>;
+                };
+
+                vdd_usb_vbus: regulator@9 {
+                        compatible = "regulator-fixed";
+                        reg = <9>;
+                        regulator-name = "USB_VBUS_EN1";
+                        regulator-min-microvolt = <5000000>;
+                        regulator-max-microvolt = <5000000>;
+                        gpio = <&gpio TEGRA_GPIO(CC, 5) GPIO_ACTIVE_HIGH>;
+                        enable-active-high;
+                        vin-supply = <&vdd_5v0_sys>;
+                };
         };
 
         gpio-keys {