diff options
Diffstat (limited to 'Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml | 109 |
1 files changed, 98 insertions, 11 deletions
diff --git a/Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml b/Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml index b0e5e0fe9386..da757c1155d4 100644 --- a/Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml +++ b/Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml @@ -2,13 +2,13 @@ # Copyright 2019 BayLibre, SAS %YAML 1.2 --- -$id: "http://devicetree.org/schemas/usb/amlogic,meson-g12a-usb-ctrl.yaml#" -$schema: "http://devicetree.org/meta-schemas/core.yaml#" +$id: http://devicetree.org/schemas/usb/amlogic,meson-g12a-usb-ctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# title: Amlogic Meson G12A DWC3 USB SoC Controller Glue maintainers: - - Neil Armstrong <narmstrong@baylibre.com> + - Neil Armstrong <neil.armstrong@linaro.org> description: | The Amlogic G12A embeds a DWC3 USB IP Core configured for USB2 and USB3 @@ -25,9 +25,14 @@ description: | The Amlogic A1 embeds a DWC3 USB IP Core configured for USB2 in host-only mode. + The Amlogic GXL, GXM & AXG SoCs doesn't embed an USB3 PHY. + properties: compatible: enum: + - amlogic,meson-gxl-usb-ctrl + - amlogic,meson-gxm-usb-ctrl + - amlogic,meson-axg-usb-ctrl - amlogic,meson-g12a-usb-ctrl - amlogic,meson-a1-usb-ctrl @@ -41,6 +46,11 @@ properties: clocks: minItems: 1 + maxItems: 3 + + clock-names: + minItems: 1 + maxItems: 3 resets: minItems: 1 @@ -52,10 +62,8 @@ properties: maxItems: 1 phy-names: - items: - - const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used - - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used - - const: usb3-phy0 # USB3 PHY if USB3_0 is used + minItems: 1 + maxItems: 3 phys: minItems: 1 @@ -71,7 +79,9 @@ properties: patternProperties: "^usb@[0-9a-f]+$": - type: object + oneOf: + - $ref: dwc2.yaml# + - $ref: snps,dwc3.yaml# additionalProperties: false @@ -93,10 +103,88 @@ allOf: properties: compatible: enum: + - amlogic,meson-g12a-usb-ctrl + + then: + properties: + phy-names: + minItems: 2 + items: + - const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used + - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used + - const: usb3-phy0 # USB3 PHY if USB3_0 is used + - if: + properties: + compatible: + enum: + - amlogic,meson-gxl-usb-ctrl + + then: + properties: + clocks: + minItems: 2 + clock-names: + items: + - const: usb_ctrl + - const: ddr + phy-names: + items: + - const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used + - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used + required: + - clock-names + - if: + properties: + compatible: + enum: + - amlogic,meson-gxm-usb-ctrl + + then: + properties: + clocks: + minItems: 2 + clock-names: + items: + - const: usb_ctrl + - const: ddr + phy-names: + items: + - const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used + - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used + - const: usb2-phy2 # USB2 PHY2 if USBOTG_C port is used + + required: + - clock-names + - if: + properties: + compatible: + enum: + - amlogic,meson-axg-usb-ctrl + + then: + properties: + phy-names: + items: + - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used + clocks: + minItems: 2 + clock-names: + items: + - const: usb_ctrl + - const: ddr + required: + - clock-names + - if: + properties: + compatible: + enum: - amlogic,meson-a1-usb-ctrl then: properties: + phy-names: + items: + - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used clocks: minItems: 3 clock-names: @@ -111,7 +199,7 @@ examples: - | usb: usb@ffe09000 { compatible = "amlogic,meson-g12a-usb-ctrl"; - reg = <0x0 0xffe09000 0x0 0xa0>; + reg = <0xffe09000 0xa0>; interrupts = <16>; #address-cells = <1>; #size-cells = <1>; @@ -144,7 +232,6 @@ examples: interrupts = <30>; dr_mode = "host"; snps,dis_u2_susphy_quirk; - snps,quirk-frame-length-adjustment; + snps,quirk-frame-length-adjustment = <0x20>; }; }; - |