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79 lines
2.0 KiB
79 lines
2.0 KiB
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/phy/renesas,usb3-phy.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Renesas R-Car generation 3 USB 3.0 PHY |
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maintainers: |
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- Yoshihiro Shimoda <[email protected]> |
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properties: |
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compatible: |
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items: |
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- enum: |
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- renesas,r8a774a1-usb3-phy # RZ/G2M |
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- renesas,r8a774b1-usb3-phy # RZ/G2N |
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- renesas,r8a774e1-usb3-phy # RZ/G2H |
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- renesas,r8a7795-usb3-phy # R-Car H3 |
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- renesas,r8a7796-usb3-phy # R-Car M3-W |
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- renesas,r8a77961-usb3-phy # R-Car M3-W+ |
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- renesas,r8a77965-usb3-phy # R-Car M3-N |
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- const: renesas,rcar-gen3-usb3-phy |
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reg: |
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maxItems: 1 |
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clocks: |
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minItems: 2 |
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maxItems: 3 |
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clock-names: |
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# If you want to use the ssc, the clock-frequency of usb_extal |
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# must not be 0. |
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minItems: 2 |
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maxItems: 3 |
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items: |
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- const: usb3-if # The funcional clock |
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- const: usb3s_clk # The usb3's external clock |
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- const: usb_extal # The usb2's external clock |
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'#phy-cells': |
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# see phy-bindings.txt in the same directory |
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const: 0 |
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power-domains: |
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maxItems: 1 |
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resets: |
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maxItems: 1 |
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renesas,ssc-range: |
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description: | |
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Enable/disable spread spectrum clock (ssc). 0 or the property doesn't |
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exist means disabling the ssc. The actual value will be -<value> ppm. |
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$ref: /schemas/types.yaml#/definitions/uint32 |
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enum: [ 0, 4003, 4492, 4980 ] |
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required: |
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- compatible |
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- reg |
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- clocks |
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- clock-names |
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- '#phy-cells' |
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additionalProperties: false |
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examples: |
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- | |
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#include <dt-bindings/clock/r8a7795-cpg-mssr.h> |
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#include <dt-bindings/power/r8a7795-sysc.h> |
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usb-phy@e65ee000 { |
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compatible = "renesas,r8a7795-usb3-phy", "renesas,rcar-gen3-usb3-phy"; |
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reg = <0xe65ee000 0x90>; |
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clocks = <&cpg CPG_MOD 328>, <&usb3s0_clk>, <&usb_extal>; |
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clock-names = "usb3-if", "usb3s_clk", "usb_extal"; |
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#phy-cells = <0>; |
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};
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