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>

diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
index 78a16a57fec7d4e4f5d1ef2b42c374b0d02ce41b..8bba178d8d0f29b662561e321085fa18bcf25c1b 100644 (file)
--- 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 {