79 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/phy/renesas,usb3-phy.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Renesas R-Car generation 3 USB 3.0 PHY8 9maintainers:10 - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>11 12properties:13 compatible:14 items:15 - enum:16 - renesas,r8a774a1-usb3-phy # RZ/G2M17 - renesas,r8a774b1-usb3-phy # RZ/G2N18 - renesas,r8a774e1-usb3-phy # RZ/G2H19 - renesas,r8a7795-usb3-phy # R-Car H320 - renesas,r8a7796-usb3-phy # R-Car M3-W21 - renesas,r8a77961-usb3-phy # R-Car M3-W+22 - renesas,r8a77965-usb3-phy # R-Car M3-N23 - const: renesas,rcar-gen3-usb3-phy24 25 reg:26 maxItems: 127 28 clocks:29 minItems: 230 maxItems: 331 32 clock-names:33 # If you want to use the ssc, the clock-frequency of usb_extal34 # must not be 0.35 minItems: 236 items:37 - const: usb3-if # The functional clock38 - const: usb3s_clk # The usb3's external clock39 - const: usb_extal # The usb2's external clock40 41 '#phy-cells':42 # see phy-bindings.txt in the same directory43 const: 044 45 power-domains:46 maxItems: 147 48 resets:49 maxItems: 150 51 renesas,ssc-range:52 description: |53 Enable/disable spread spectrum clock (ssc). 0 or the property doesn't54 exist means disabling the ssc. The actual value will be -<value> ppm.55 $ref: /schemas/types.yaml#/definitions/uint3256 enum: [ 0, 4003, 4492, 4980 ]57 58required:59 - compatible60 - reg61 - clocks62 - clock-names63 - '#phy-cells'64 65additionalProperties: false66 67examples:68 - |69 #include <dt-bindings/clock/r8a7795-cpg-mssr.h>70 #include <dt-bindings/power/r8a7795-sysc.h>71 72 usb-phy@e65ee000 {73 compatible = "renesas,r8a7795-usb3-phy", "renesas,rcar-gen3-usb3-phy";74 reg = <0xe65ee000 0x90>;75 clocks = <&cpg CPG_MOD 328>, <&usb3s0_clk>, <&usb_extal>;76 clock-names = "usb3-if", "usb3s_clk", "usb_extal";77 #phy-cells = <0>;78 };79