| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/phy/st,stih407-usb2-phy.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: STMicroelectronics STiH407 USB PHY controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Patrice Chotard <patrice.chotard@foss.st.com> |
| 11 | |
| 12 | description: |
| 13 | The USB picoPHY device is the PHY for both USB2 and USB3 host controllers |
| 14 | (when controlling usb2/1.1 devices) available on STiH407 SoC family from |
| 15 | STMicroelectronics. |
| 16 | |
| 17 | properties: |
| 18 | compatible: |
| 19 | const: st,stih407-usb2-phy |
| 20 | |
| 21 | st,syscfg: |
| 22 | description: Phandle to the syscfg bank |
| 23 | $ref: /schemas/types.yaml#/definitions/phandle-array |
| 24 | items: |
| 25 | - items: |
| 26 | - description: phandle to syscfg |
| 27 | - description: phyparam register offset |
| 28 | - description: phyctrl register offset |
| 29 | |
| 30 | resets: |
| 31 | items: |
| 32 | - description: Phandle and reset specifier pair for the whole phy. |
| 33 | - description: Phandle and reset specifier pair for the port. |
| 34 | |
| 35 | reset-names: |
| 36 | items: |
| 37 | - const: global |
| 38 | - const: port |
| 39 | |
| 40 | "#phy-cells": |
| 41 | const: 0 |
| 42 | |
| 43 | required: |
| 44 | - compatible |
| 45 | - st,syscfg |
| 46 | - resets |
| 47 | - reset-names |
| 48 | - "#phy-cells" |
| 49 | |
| 50 | additionalProperties: false |
| 51 | |
| 52 | examples: |
| 53 | - | |
| 54 | #include <dt-bindings/reset/stih407-resets.h> |
| 55 | usb-phy { |
| 56 | compatible = "st,stih407-usb2-phy"; |
| 57 | #phy-cells = <0>; |
| 58 | st,syscfg = <&syscfg_core 0x100 0xf4>; |
| 59 | resets = <&softreset STIH407_PICOPHY_SOFTRESET>, |
| 60 | <&picophyreset STIH407_PICOPHY0_RESET>; |
| 61 | reset-names = "global", "port"; |
| 62 | }; |
| 63 | ... |