[PATCH 1/6] dt-bindings: phy: Add Amlogic G12A USB2 PHY Bindings

[Hanjie Lin <hanjie.lin@amlogic.com>]

Add the Amlogic A1 Family USB2 PHY Bindings

It supports Host mode only.

Signed-off-by: Hanjie Lin <hanjie.lin@amlogic.com>
Signed-off-by: Yue Wang <yue.wang@amlogic.com>
---
 .../bindings/phy/amlogic,meson-a1-usb2-phy.yaml    | 55 ++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/phy/amlogic,meson-a1-usb2-phy.yaml

diff --git a/Documentation/devicetree/bindings/phy/amlogic,meson-a1-usb2-phy.yaml b/Documentation/devicetree/bindings/phy/amlogic,meson-a1-usb2-phy.yaml
new file mode 100644
index 00000000..7a66e8a
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/amlogic,meson-a1-usb2-phy.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2019 Amlogic, Inc
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/phy/amlogic,meson-a1-usb2-phy.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Amlogic A1 USB2 PHY
+
+maintainers:
+  - Yue Wang <yue.wang@amlogic.com>
+
+properties:
+  compatible:
+    enum:
+      - amlogic,meson-a1-usb2-phy
+
+  reg:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+  reset-names:
+    items:
+      - const: phy
+
+  "#phy-cells":
+    const: 0
+
+  power-domains:
+     maxItems: 1
+     description:
+       a phandle to respective power domain node as described by generic
+       PM domain bindings (see power/power_domain.txt for more information).
+
+required:
+  - compatible
+  - reg
+  - resets
+  - reset-names
+  - "#phy-cells"
+  - power-domains
+
+examples:
+  - |
+    usb2_phy0: phy@40000 {
+      status = "okay";
+      compatible = "amlogic,a1-usb2-phy";
+      reg = <0x0 0x40000 0x0 0x2000>;
+      resets = <&reset RESET_USBPHY>;
+      reset-names = "phy";
+      #phy-cells = <0>;
+      power-domains = <&pwrc PWRC_USB_ID>;
+    };
-- 
2.7.4


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