bindings/phy/bcm-ns-usb2-phy.yaml

1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/phy/bcm-ns-usb2-phy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Broadcom Northstar USB 2.0 PHY
10   To initialize USB 2.0 PHY driver needs to setup PLL correctly.
11   To do this it requires passing phandle to the USB PHY reference clock.
14   - Rafał Miłecki <rafal@milecki.pl>
18     const: brcm,ns-usb2-phy
22       - maxItems: 1
23         description: PHY control register
24       - maxItems: 1
28   reg-names:
30       - const: dmu
32   brcm,syscon-clkset:
34     $ref: /schemas/types.yaml#/definitions/phandle
38       - description: USB PHY reference clock
40   clock-names:
42       - const: phy-ref-clk
44   "#phy-cells":
48   - compatible
49   - reg
50   - clocks
51   - clock-names
52   - "#phy-cells"
55   - required:
56       - brcm,syscon-clkset
57   - required:
58       - reg-names
63   - |
64     #include <dt-bindings/clock/bcm-nsp.h>
65     phy@1800c164 {
66         compatible = "brcm,ns-usb2-phy";
68         brcm,syscon-clkset = <&clkset>;
70         clock-names = "phy-ref-clk";
71         #phy-cells = <0>;