On 2020/1/9 17:21, Neil Armstrong wrote:

On 09/01/2020 03:30, Hanjie Lin wrote:

quoted

Add the Amlogic A1 Family USB2 PHY Bindings

It supports Host mode only.

Signed-off-by: Hanjie Lin <redacted>
Signed-off-by: Yue Wang <yue.wang@amlogic.com>
---
 .../bindings/phy/amlogic,meson-a1-usb2-phy.yaml    | 56 ++++++++++++++++++++++
 1 file changed, 56 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..dd2e3a6
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/amlogic,meson-a1-usb2-phy.yaml

@@ -0,0 +1,56 @@
+# 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:
+    const: amlogic,meson-a1-usb2-phy
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    items:
+      - const: xtal_usb_phy
+
+  resets:
+    maxItems: 1

Please use reset-names like the g12a bindings.

Neil

Ok, Neil

I will revert reset-names change to keep consistence with G12A in next version.

Thanks,
Hanjie

quoted

+
+  "#phy-cells":
+    const: 0
+
+  power-domains:
+     maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - resets
+  - "#phy-cells"
+  - power-domains
+
+examples:
+  - |
+    usb2_phy1: phy@40000 {
+      status = "okay";
+      compatible = "amlogic,a1-usb2-phy";
+      clocks = <&clkc_periphs 2>;
+      clock-names = "xtal_usb_phy";
+      reg = <0x0 0x40000 0x0 0x2000>;
+      resets = <&reset RESET_USBPHY>;
+      #phy-cells = <0>;
+      power-domains = <&pwrc PWRC_USB_ID>;
+    };

.

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