nvidia,tegra210-xusb.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/usb/nvidia,tegra210-xusb.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: NVIDIA Tegra210 xHCI controller
  8
  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 interfaces
 14  exposed by the Tegra XUSB pad controller.
 15
 16properties:
 17  compatible:
 18    const: nvidia,tegra210-xusb
 19
 20  reg:
 21    items:
 22      - description: base and length of the xHCI host registers
 23      - description: base and length of the XUSB FPCI registers
 24      - description: base and length of the XUSB IPFS registers
 25
 26  reg-names:
 27    items:
 28      - const: hcd
 29      - const: fpci
 30      - const: ipfs
 31
 32  interrupts:
 33    items:
 34      - description: xHCI host interrupt
 35      - description: mailbox interrupt
 36
 37  clocks:
 38    items:
 39      - description: XUSB host clock
 40      - description: XUSB host source clock
 41      - description: XUSB Falcon source clock
 42      - description: XUSB SuperSpeed clock
 43      - description: XUSB SuperSpeed clock divider
 44      - description: XUSB SuperSpeed source clock
 45      - description: XUSB HighSpeed clock source
 46      - description: XUSB FullSpeed clock source
 47      - description: USB PLL
 48      - description: reference clock
 49      - description: I/O PLL
 50
 51  clock-names:
 52    items:
 53      - const: xusb_host
 54      - const: xusb_host_src
 55      - const: xusb_falcon_src
 56      - const: xusb_ss
 57      - const: xusb_ss_div2
 58      - const: xusb_ss_src
 59      - const: xusb_hs_src
 60      - const: xusb_fs_src
 61      - const: pll_u_480m
 62      - const: clk_m
 63      - const: pll_e
 64
 65  resets:
 66    items:
 67      - description: reset for the XUSB host controller
 68      - description: reset for the SuperSpeed logic
 69      - description: shared reset for xusb_{ss,hs,fs,falcon,host}_src.
 70
 71  reset-names:
 72    items:
 73      - const: xusb_host
 74      - const: xusb_ss
 75      - const: xusb_src
 76
 77  nvidia,xusb-padctl:
 78    $ref: /schemas/types.yaml#/definitions/phandle
 79    description: phandle to the XUSB pad controller that is used to configure
 80      the USB pads used by the XHCI controller
 81
 82  phys:
 83    minItems: 1
 84    maxItems: 9
 85
 86  phy-names:
 87    minItems: 1
 88    maxItems: 9
 89    items:
 90      enum:
 91        - usb2-0
 92        - usb2-1
 93        - usb2-2
 94        - usb2-3
 95        - hsic-0
 96        - usb3-0
 97        - usb3-1
 98        - usb3-2
 99        - usb3-3
100
101  power-domains:
102    items:
103      - description: XUSBC power domain (for Host and USB 2.0)
104      - description: XUSBA power domain (for SuperSpeed)
105
106  power-domain-names:
107    items:
108      - const: xusb_host
109      - const: xusb_ss
110
111  dvddio-pex-supply:
112    description: PCIe/USB3 analog logic power supply. Must supply 1.05 V.
113
114  hvddio-pex-supply:
115    description: High-voltage PCIe/USB3 power supply. Must supply 1.8 V.
116
117  avdd-usb-supply:
118    description: USB controller power supply. Must supply 3.3 V.
119
120  avdd-pll-utmip-supply:
121    description: UTMI PLL power supply. Must supply 1.8 V.
122
123  avdd-pll-uerefe-supply:
124    description: PLLE reference PLL power supply. Must supply 1.05 V.
125
126  dvdd-usb-ss-pll-supply:
127    description: PCIe/USB3 PLL power supply. Must supply 1.05 V.
128
129  hvdd-usb-ss-pll-e-supply:
130    description: High-voltage PLLE power supply. Must supply 1.8 V.
131
132allOf:
133  - $ref: usb-xhci.yaml
134
135unevaluatedProperties: false
136
137examples:
138  - |
139    #include <dt-bindings/clock/tegra210-car.h>
140    #include <dt-bindings/interrupt-controller/arm-gic.h>
141
142    usb@70090000 {
143        compatible = "nvidia,tegra210-xusb";
144        reg = <0x70090000 0x8000>,
145              <0x70098000 0x1000>,
146              <0x70099000 0x1000>;
147        reg-names = "hcd", "fpci", "ipfs";
148
149        interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>,
150                     <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
151
152        clocks = <&tegra_car TEGRA210_CLK_XUSB_HOST>,
153                 <&tegra_car TEGRA210_CLK_XUSB_HOST_SRC>,
154                 <&tegra_car TEGRA210_CLK_XUSB_FALCON_SRC>,
155                 <&tegra_car TEGRA210_CLK_XUSB_SS>,
156                 <&tegra_car TEGRA210_CLK_XUSB_SS_DIV2>,
157                 <&tegra_car TEGRA210_CLK_XUSB_SS_SRC>,
158                 <&tegra_car TEGRA210_CLK_XUSB_HS_SRC>,
159                 <&tegra_car TEGRA210_CLK_XUSB_FS_SRC>,
160                 <&tegra_car TEGRA210_CLK_PLL_U_480M>,
161                 <&tegra_car TEGRA210_CLK_CLK_M>,
162                 <&tegra_car TEGRA210_CLK_PLL_E>;
163        clock-names = "xusb_host", "xusb_host_src",
164                      "xusb_falcon_src", "xusb_ss",
165                      "xusb_ss_div2", "xusb_ss_src",
166                      "xusb_hs_src", "xusb_fs_src",
167                      "pll_u_480m", "clk_m", "pll_e";
168        resets = <&tegra_car 89>, <&tegra_car 156>,
169                 <&tegra_car 143>;
170        reset-names = "xusb_host", "xusb_ss", "xusb_src";
171        power-domains = <&pd_xusbhost>, <&pd_xusbss>;
172        power-domain-names = "xusb_host", "xusb_ss";
173
174        nvidia,xusb-padctl = <&padctl>;
175
176        phys = <&phy_usb2_0>, <&phy_usb2_1>, <&phy_usb2_2>, <&phy_usb2_3>,
177               <&phy_pcie_6>, <&phy_pcie_5>;
178        phy-names = "usb2-0", "usb2-1", "usb2-2", "usb2-3", "usb3-0",
179                    "usb3-1";
180        dvddio-pex-supply = <&vdd_pex_1v05>;
181        hvddio-pex-supply = <&vdd_1v8>;
182        avdd-usb-supply = <&vdd_3v3_sys>;
183        avdd-pll-utmip-supply = <&vdd_1v8>;
184        avdd-pll-uerefe-supply = <&vdd_pex_1v05>;
185        dvdd-usb-ss-pll-supply = <&vdd_pex_1v05>;
186        hvdd-usb-ss-pll-e-supply = <&vdd_1v8>;
187
188        #address-cells = <1>;
189        #size-cells = <0>;
190
191        ethernet@1 {
192            compatible = "usb955,9ff";
193            reg = <1>;
194        };
195    };