Re: [PATCH v3 1/6] dt-bindings: phy: Add Amlogic A1 USB2 PHY Bindings
From: Rob Herring <robh@kernel.org>
Date: 2020-01-04 00:30:11
Also in:
linux-amlogic, linux-devicetree, linux-usb
On Fri, Dec 27, 2019 at 02:36:41PM +0800, Hanjie Lin wrote:
quoted hunk ↗ jump to hunk
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 | 55 ++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/amlogic,meson-a1-usb2-phy.yamldiff --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..2b2c526 --- /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
Use 'const' if there's only 1.
+ + reg: + maxItems: 1 + + resets: + maxItems: 1 + + reset-names: + items: + - const: phy
Don't need *-names when there's a single entry.
+ + "#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).
Drop the generic description. No need to duplicate everywhere.
+
+required:
+ - compatible
+ - reg
+ - resets
+ - reset-names
+ - "#phy-cells"
+ - power-domains
+
+examples:
+ - |
+ usb2_phy1: 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>;
+ };
--
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