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1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/usb/nvidia,tegra194-xusb.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: NVIDIA Tegra194 xHCI controller8 9maintainers:10 - Thierry Reding <thierry.reding@gmail.com>11 - Jon Hunter <jonathanh@nvidia.com>12 13description: The Tegra xHCI controller supports both USB2 and USB3 interfaces14 exposed by the Tegra XUSB pad controller.15 16properties:17 compatible:18 const: nvidia,tegra194-xusb19 20 reg:21 items:22 - description: base and length of the xHCI host registers23 - description: base and length of the XUSB FPCI registers24 25 reg-names:26 items:27 - const: hcd28 - const: fpci29 30 interrupts:31 items:32 - description: xHCI host interrupt33 - description: mailbox interrupt34 35 clocks:36 items:37 - description: XUSB host clock38 - description: XUSB Falcon source clock39 - description: XUSB SuperSpeed clock40 - description: XUSB SuperSpeed source clock41 - description: XUSB HighSpeed clock source42 - description: XUSB FullSpeed clock source43 - description: USB PLL44 - description: reference clock45 - description: I/O PLL46 47 clock-names:48 items:49 - const: xusb_host50 - const: xusb_falcon_src51 - const: xusb_ss52 - const: xusb_ss_src53 - const: xusb_hs_src54 - const: xusb_fs_src55 - const: pll_u_480m56 - const: clk_m57 - const: pll_e58 59 interconnects:60 items:61 - description: read client62 - description: write client63 64 interconnect-names:65 items:66 - const: dma-mem # read67 - const: write68 69 iommus:70 maxItems: 171 72 nvidia,xusb-padctl:73 $ref: /schemas/types.yaml#/definitions/phandle74 description: phandle to the XUSB pad controller that is used to configure75 the USB pads used by the XHCI controller76 77 phys:78 minItems: 179 maxItems: 880 81 phy-names:82 minItems: 183 maxItems: 884 items:85 enum:86 - usb2-087 - usb2-188 - usb2-289 - usb2-390 - usb3-091 - usb3-192 - usb3-293 - usb3-394 95 power-domains:96 items:97 - description: XUSBC power domain (for Host and USB 2.0)98 - description: XUSBA power domain (for SuperSpeed)99 100 power-domain-names:101 items:102 - const: xusb_host103 - const: xusb_ss104 105 dvddio-pex-supply:106 description: PCIe/USB3 analog logic power supply. Must supply 1.05 V.107 108 hvddio-pex-supply:109 description: High-voltage PCIe/USB3 power supply. Must supply 1.8 V.110 111 avdd-usb-supply:112 description: USB controller power supply. Must supply 3.3 V.113 114 avdd-pll-utmip-supply:115 description: UTMI PLL power supply. Must supply 1.8 V.116 117 avdd-pll-uerefe-supply:118 description: PLLE reference PLL power supply. Must supply 1.05 V.119 120 dvdd-usb-ss-pll-supply:121 description: PCIe/USB3 PLL power supply. Must supply 1.05 V.122 123 hvdd-usb-ss-pll-e-supply:124 description: High-voltage PLLE power supply. Must supply 1.8 V.125 126allOf:127 - $ref: usb-xhci.yaml128 129unevaluatedProperties: false130 131examples:132 - |133 #include <dt-bindings/clock/tegra194-clock.h>134 #include <dt-bindings/interrupt-controller/arm-gic.h>135 #include <dt-bindings/memory/tegra194-mc.h>136 #include <dt-bindings/power/tegra194-powergate.h>137 #include <dt-bindings/reset/tegra194-reset.h>138 139 usb@3610000 {140 compatible = "nvidia,tegra194-xusb";141 reg = <0x03610000 0x40000>,142 <0x03600000 0x10000>;143 reg-names = "hcd", "fpci";144 145 interrupts = <GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>,146 <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>;147 148 clocks = <&bpmp TEGRA194_CLK_XUSB_CORE_HOST>,149 <&bpmp TEGRA194_CLK_XUSB_FALCON>,150 <&bpmp TEGRA194_CLK_XUSB_CORE_SS>,151 <&bpmp TEGRA194_CLK_XUSB_SS>,152 <&bpmp TEGRA194_CLK_CLK_M>,153 <&bpmp TEGRA194_CLK_XUSB_FS>,154 <&bpmp TEGRA194_CLK_UTMIPLL>,155 <&bpmp TEGRA194_CLK_CLK_M>,156 <&bpmp TEGRA194_CLK_PLLE>;157 clock-names = "xusb_host", "xusb_falcon_src",158 "xusb_ss", "xusb_ss_src", "xusb_hs_src",159 "xusb_fs_src", "pll_u_480m", "clk_m",160 "pll_e";161 interconnects = <&mc TEGRA194_MEMORY_CLIENT_XUSB_HOSTR &emc>,162 <&mc TEGRA194_MEMORY_CLIENT_XUSB_HOSTW &emc>;163 interconnect-names = "dma-mem", "write";164 iommus = <&smmu TEGRA194_SID_XUSB_HOST>;165 166 power-domains = <&bpmp TEGRA194_POWER_DOMAIN_XUSBC>,167 <&bpmp TEGRA194_POWER_DOMAIN_XUSBA>;168 power-domain-names = "xusb_host", "xusb_ss";169 170 nvidia,xusb-padctl = <&xusb_padctl>;171 172 phys = <&phy_usb2_0>, <&phy_usb2_1>, <&phy_usb2_3>, <&phy_usb3_0>,173 <&phy_usb3_2>, <&phy_usb3_3>;174 phy-names = "usb2-0", "usb2-1", "usb2-3", "usb3-0", "usb3-2", "usb3-3";175 };176