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Wayne Changgregkh
Wayne Chang
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arm64: tegra: Enable XUSB host function on Jetson AGX Orin
This commit enables XUSB host and pad controller on Jetson AGX Orin. Signed-off-by: Wayne Chang <[email protected]> Signed-off-by: Thierry Reding <[email protected]> Signed-off-by: Jon Hunter <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Greg Kroah-Hartman <[email protected]>
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‎arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi

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@@ -67,6 +67,29 @@
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non-removable;
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};
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padctl@3520000 {
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vclamp-usb-supply = <&vdd_ao_1v8>;
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avdd-usb-supply = <&vdd_ao_3v3>;
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ports {
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usb2-0 {
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vbus-supply = <&vdd_5v0_sys>;
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};
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usb2-1 {
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vbus-supply = <&vdd_5v0_sys>;
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};
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usb2-2 {
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vbus-supply = <&vdd_5v0_sys>;
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};
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usb2-3 {
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vbus-supply = <&vdd_5v0_sys>;
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};
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};
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};
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rtc@c2a0000 {
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status = "okay";
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};
@@ -75,4 +98,29 @@
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nvidia,invert-interrupt;
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};
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};
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vdd_5v0_sys: regulator-vdd-5v0-sys {
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compatible = "regulator-fixed";
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regulator-name = "VIN_SYS_5V0";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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regulator-always-on;
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regulator-boot-on;
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};
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vdd_ao_1v8: regulator-vdd-1v8-ao {
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compatible = "regulator-fixed";
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regulator-name = "vdd-AO-1v8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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};
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vdd_ao_3v3: regulator-vdd-3v3-ao {
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compatible = "regulator-fixed";
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regulator-name = "vdd-AO-3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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};

‎arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts

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@@ -2022,6 +2022,99 @@
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nvidia,model = "NVIDIA Jetson AGX Orin HDA";
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status = "okay";
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};
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padctl@3520000 {
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status = "okay";
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pads {
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usb2 {
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lanes {
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usb2-0 {
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status = "okay";
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};
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usb2-1 {
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status = "okay";
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};
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usb2-2 {
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status = "okay";
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};
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usb2-3 {
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status = "okay";
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};
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};
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};
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usb3 {
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lanes {
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usb3-0 {
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status = "okay";
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};
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usb3-1 {
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status = "okay";
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};
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usb3-2 {
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status = "okay";
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};
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};
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};
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};
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ports {
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usb2-0 {
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mode = "host";
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status = "okay";
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};
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usb2-1 {
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mode = "host";
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status = "okay";
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};
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usb2-2 {
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mode = "host";
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status = "okay";
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};
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usb2-3 {
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mode = "host";
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status = "okay";
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};
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usb3-0 {
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nvidia,usb2-companion = <1>;
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status = "okay";
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};
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usb3-1 {
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nvidia,usb2-companion = <0>;
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status = "okay";
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};
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usb3-2 {
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nvidia,usb2-companion = <3>;
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status = "okay";
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};
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};
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};
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usb@3610000 {
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status = "okay";
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phys = <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-0}>,
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<&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-1}>,
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<&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-2}>,
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<&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-3}>,
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<&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-0}>,
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<&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-1}>,
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<&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-2}>;
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phy-names = "usb2-0", "usb2-1", "usb2-2", "usb2-3",
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"usb3-0", "usb3-1", "usb3-2";
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};
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};
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chosen {

‎arch/arm64/boot/dts/nvidia/tegra234.dtsi

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status = "disabled";
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};
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xusb_padctl: padctl@3520000 {
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compatible = "nvidia,tegra234-xusb-padctl";
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reg = <0x03520000 0x20000>,
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<0x03540000 0x10000>;
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reg-names = "padctl", "ao";
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interrupts = <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>;
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resets = <&bpmp TEGRA234_RESET_XUSB_PADCTL>;
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reset-names = "padctl";
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status = "disabled";
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pads {
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usb2 {
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clocks = <&bpmp TEGRA234_CLK_USB2_TRK>;
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clock-names = "trk";
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lanes {
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usb2-0 {
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nvidia,function = "xusb";
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status = "disabled";
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#phy-cells = <0>;
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};
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usb2-1 {
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nvidia,function = "xusb";
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status = "disabled";
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#phy-cells = <0>;
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};
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usb2-2 {
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nvidia,function = "xusb";
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status = "disabled";
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#phy-cells = <0>;
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};
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usb2-3 {
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nvidia,function = "xusb";
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status = "disabled";
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#phy-cells = <0>;
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};
1123+
};
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};
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usb3 {
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lanes {
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usb3-0 {
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nvidia,function = "xusb";
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status = "disabled";
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#phy-cells = <0>;
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};
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usb3-1 {
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nvidia,function = "xusb";
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status = "disabled";
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#phy-cells = <0>;
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};
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usb3-2 {
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nvidia,function = "xusb";
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status = "disabled";
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#phy-cells = <0>;
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};
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usb3-3 {
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nvidia,function = "xusb";
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status = "disabled";
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#phy-cells = <0>;
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};
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};
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};
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};
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ports {
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usb2-0 {
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status = "disabled";
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};
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usb2-1 {
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status = "disabled";
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};
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usb2-2 {
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status = "disabled";
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};
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usb2-3 {
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status = "disabled";
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};
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usb3-0 {
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status = "disabled";
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};
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usb3-1 {
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status = "disabled";
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};
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usb3-2 {
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status = "disabled";
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};
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usb3-3 {
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status = "disabled";
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};
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};
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};
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usb@3610000 {
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compatible = "nvidia,tegra234-xusb";
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reg = <0x03610000 0x40000>,
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<0x03600000 0x10000>,
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<0x03650000 0x10000>;
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reg-names = "hcd", "fpci", "bar2";
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interrupts = <GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&bpmp TEGRA234_CLK_XUSB_CORE_HOST>,
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<&bpmp TEGRA234_CLK_XUSB_FALCON>,
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<&bpmp TEGRA234_CLK_XUSB_CORE_SS>,
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<&bpmp TEGRA234_CLK_XUSB_SS>,
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<&bpmp TEGRA234_CLK_CLK_M>,
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<&bpmp TEGRA234_CLK_XUSB_FS>,
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<&bpmp TEGRA234_CLK_UTMIP_PLL>,
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<&bpmp TEGRA234_CLK_CLK_M>,
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<&bpmp TEGRA234_CLK_PLLE>;
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clock-names = "xusb_host", "xusb_falcon_src",
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"xusb_ss", "xusb_ss_src", "xusb_hs_src",
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"xusb_fs_src", "pll_u_480m", "clk_m",
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"pll_e";
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interconnects = <&mc TEGRA234_MEMORY_CLIENT_XUSB_HOSTR &emc>,
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<&mc TEGRA234_MEMORY_CLIENT_XUSB_HOSTW &emc>;
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interconnect-names = "dma-mem", "write";
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iommus = <&smmu_niso1 TEGRA234_SID_XUSB_HOST>;
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power-domains = <&bpmp TEGRA234_POWER_DOMAIN_XUSBC>,
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<&bpmp TEGRA234_POWER_DOMAIN_XUSBA>;
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power-domain-names = "xusb_host", "xusb_ss";
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nvidia,xusb-padctl = <&xusb_padctl>;
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dma-coherent;
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status = "disabled";
1225+
};
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fuse@3810000 {
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compatible = "nvidia,tegra234-efuse";
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reg = <0x03810000 0x10000>;

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