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-rw-r--r-- | Documentation/devicetree/bindings/reset/renesas,rzg2l-usbphy-ctrl.yaml | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/reset/renesas,rzg2l-usbphy-ctrl.yaml b/Documentation/devicetree/bindings/reset/renesas,rzg2l-usbphy-ctrl.yaml new file mode 100644 index 000000000..731b8ce01 --- /dev/null +++ b/Documentation/devicetree/bindings/reset/renesas,rzg2l-usbphy-ctrl.yaml @@ -0,0 +1,67 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/reset/renesas,rzg2l-usbphy-ctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas RZ/{G2L,V2L} USBPHY Control + +maintainers: + - Biju Das <biju.das.jz@bp.renesas.com> + +description: + The RZ/G2L USBPHY Control mainly controls reset and power down of the + USB/PHY. + +properties: + compatible: + items: + - enum: + - renesas,r9a07g043-usbphy-ctrl # RZ/G2UL + - renesas,r9a07g044-usbphy-ctrl # RZ/G2{L,LC} + - renesas,r9a07g054-usbphy-ctrl # RZ/V2L + - const: renesas,rzg2l-usbphy-ctrl + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + power-domains: + maxItems: 1 + + '#reset-cells': + const: 1 + description: | + The phandle's argument in the reset specifier is the PHY reset associated + with the USB port. + 0 = Port 1 Phy reset + 1 = Port 2 Phy reset + +required: + - compatible + - reg + - clocks + - resets + - power-domains + - '#reset-cells' + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/r9a07g044-cpg.h> + + phyrst: usbphy-ctrl@11c40000 { + compatible = "renesas,r9a07g044-usbphy-ctrl", + "renesas,rzg2l-usbphy-ctrl"; + reg = <0x11c40000 0x10000>; + clocks = <&cpg CPG_MOD R9A07G044_USB_PCLK>; + resets = <&cpg R9A07G044_USB_PRESETN>; + power-domains = <&cpg>; + #reset-cells = <1>; + }; |