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| author | Neil Armstrong <narmstrong@baylibre.com> | 2020-03-26 16:44:53 +0300 |
|---|---|---|
| committer | Felipe Balbi <balbi@kernel.org> | 2020-05-05 11:00:11 +0300 |
| commit | 8f385b67555415cb01079a8ad3b1e16010c5005b (patch) | |
| tree | ea70cc0f6d6f4aa0ac165e20d59021064bf88c04 /Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml | |
| parent | b88035625ec9594d4554a307e820aef4b759e35f (diff) | |
| download | linux-8f385b67555415cb01079a8ad3b1e16010c5005b.tar.xz | |
dt-bindings: usb: amlogic,meson-g12a-usb-ctrl: add the Amlogic GXL and GXM Families USB Glue Bindings
The Amlogic GXL and GXM is slightly different from the Amlogic G12A Glue.
The GXL SoCs only embeds 2 USB2 PHYs and no USB3 PHYs, and the GXM SoCs
embeds 3 USB2 PHYs.
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
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 | 73 |
1 files changed, 69 insertions, 4 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..b0af50a7c124 100644 --- a/Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml +++ b/Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml @@ -25,9 +25,13 @@ description: | The Amlogic A1 embeds a DWC3 USB IP Core configured for USB2 in host-only mode. + The Amlogic GXL & GXM SoCs doesn't embed an USB3 PHY. + properties: compatible: enum: + - amlogic,meson-gxl-usb-ctrl + - amlogic,meson-gxm-usb-ctrl - amlogic,meson-g12a-usb-ctrl - amlogic,meson-a1-usb-ctrl @@ -41,6 +45,11 @@ properties: clocks: minItems: 1 + maxItems: 3 + + clock-names: + minItems: 1 + maxItems: 3 resets: minItems: 1 @@ -52,10 +61,8 @@ 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 @@ -93,10 +100,68 @@ allOf: properties: compatible: enum: + - amlogic,meson-g12a-usb-ctrl + + then: + properties: + 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 + - 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-a1-usb-ctrl then: properties: + phy-names: + items: + - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used clocks: minItems: 3 clock-names: |