[PATCH v5 1/8] dt-bindings: phy: Add Amlogic G12A USB2 PHY Bindings
From: Neil Armstrong <hidden>
Date: 2019-03-25 09:39:52
Also in:
linux-amlogic, linux-devicetree, linux-usb, lkml
Subsystem:
generic phy framework, open firmware and flattened device tree bindings, the rest · Maintainers:
Vinod Koul, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add the Amlogic G12A Family USB2 OTG PHY Bindings The PHY can work in host or peripheral modes depending on it's position. Configuration of the mode is part of the USBCTRL registers which are outside of the PHY registers. Signed-off-by: Neil Armstrong <redacted> Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Reviewed-by: Rob Herring <robh@kernel.org> --- .../bindings/phy/meson-g12a-usb2-phy.txt | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/meson-g12a-usb2-phy.txt
diff --git a/Documentation/devicetree/bindings/phy/meson-g12a-usb2-phy.txt b/Documentation/devicetree/bindings/phy/meson-g12a-usb2-phy.txt
new file mode 100644
index 000000000000..a6ebc3dea159
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/meson-g12a-usb2-phy.txt@@ -0,0 +1,22 @@ +* Amlogic G12A USB2 PHY binding + +Required properties: +- compatible: Should be "amlogic,meson-g12a-usb2-phy" +- reg: The base address and length of the registers +- #phys-cells: must be 0 (see phy-bindings.txt in this directory) +- clocks: a phandle to the clock of this PHY +- clock-names: must be "xtal" +- resets: a phandle to the reset line of this PHY +- reset-names: must be "phy" +- phy-supply: see phy-bindings.txt in this directory + +Example: + usb2_phy0: phy@36000 { + compatible = "amlogic,g12a-usb2-phy"; + reg = <0x0 0x36000 0x0 0x2000>; + clocks = <&xtal>; + clock-names = "xtal"; + resets = <&reset RESET_USB_PHY21>; + reset-names = "phy"; + #phy-cells = <0>; + };
--
2.21.0
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