Documentation/devicetree/bindings/phy/fsl,mxs-usbphy.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/phy/fsl,mxs-usbphy.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Freescale MXS USB Phy Device
   8
   9 maintainers:
  10   - Xu Yang <xu.yang_2@nxp.com>
  11
  12 properties:
  13   compatible:
  14     oneOf:
  15       - enum:
  16           - fsl,imx23-usbphy
  17           - fsl,imx7ulp-usbphy
  18           - fsl,vf610-usbphy
  19       - items:
  20           - enum:
  21               - fsl,imx28-usbphy
  22               - fsl,imx6ul-usbphy
  23               - fsl,imx6sl-usbphy
  24               - fsl,imx6sx-usbphy
  25               - fsl,imx6q-usbphy
  26           - const: fsl,imx23-usbphy
  27       - items:
  28           - const: fsl,imx6sll-usbphy
  29           - const: fsl,imx6ul-usbphy
  30           - const: fsl,imx23-usbphy
  31       - items:
  32           - enum:
  33               - fsl,imx8dxl-usbphy
  34               - fsl,imx8qm-usbphy
  35               - fsl,imx8ulp-usbphy
  36           - const: fsl,imx7ulp-usbphy
  37
  38   reg:
  39     maxItems: 1
  40
  41   interrupts:
  42     maxItems: 1
  43
  44   clocks:
  45     maxItems: 1
  46
  47   '#phy-cells':
  48     const: 0
  49
  50   power-domains:
  51     maxItems: 1
  52
  53   fsl,anatop:
  54     description:
  55       phandle for anatop register, it is only for imx6 SoC series.
  56     $ref: /schemas/types.yaml#/definitions/phandle
  57
  58   phy-3p0-supply:
  59     description:
  60       One of USB PHY's power supply. Can be used to keep a good signal
  61       quality.
  62
  63   fsl,tx-cal-45-dn-ohms:
  64     description:
  65       Resistance (in ohms) of switchable high-speed trimming resistor
  66       connected in parallel with the 45 ohm resistor that terminates
  67       the DN output signal.
  68     minimum: 35
  69     maximum: 54
  70     default: 45
  71
  72   fsl,tx-cal-45-dp-ohms:
  73     description:
  74       Resistance (in ohms) of switchable high-speed trimming resistor
  75       connected in parallel with the 45 ohm resistor that terminates
  76       the DP output signal.
  77     minimum: 35
  78     maximum: 54
  79     default: 45
  80
  81   fsl,tx-d-cal:
  82     description:
  83       Current trimming value (as a percentage) of the 17.78 mA TX
  84       reference current.
  85     $ref: /schemas/types.yaml#/definitions/uint32
  86     minimum: 79
  87     maximum: 119
  88     default: 100
  89
  90 required:
  91   - compatible
  92   - reg
  93   - clocks
  94
  95 allOf:
  96   - if:
  97       properties:
  98         compatible:
  99           oneOf:
 100             - enum:
 101                 - fsl,imx6q-usbphy
 102                 - fsl,imx6sl-usbphy
 103                 - fsl,imx6sx-usbphy
 104                 - fsl,imx6sll-usbphy
 105                 - fsl,vf610-usbphy
 106             - items:
 107                 - const: fsl,imx6ul-usbphy
 108                 - const: fsl,imx23-usbphy
 109     then:
 110       required:
 111         - fsl,anatop
 112
 113 additionalProperties: false
 114
 115 examples:
 116   - |
 117     #include <dt-bindings/interrupt-controller/arm-gic.h>
 118     #include <dt-bindings/clock/imx6qdl-clock.h>
 119
 120     usbphy1: usb-phy@20c9000 {
 121         compatible = "fsl,imx6q-usbphy", "fsl,imx23-usbphy";
 122         reg = <0x020c9000 0x1000>;
 123         clocks = <&clks IMX6QDL_CLK_USBPHY1>;
 124         interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
 125         fsl,anatop = <&anatop>;
 126     };
 127
 128 ...