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59 lines
1.2 KiB
59 lines
1.2 KiB
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/phy/bcm-ns-usb2-phy.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Broadcom Northstar USB 2.0 PHY |
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description: > |
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To initialize USB 2.0 PHY driver needs to setup PLL correctly. |
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To do this it requires passing phandle to the USB PHY reference clock. |
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maintainers: |
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- Rafał Miłecki <[email protected]> |
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properties: |
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compatible: |
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const: brcm,ns-usb2-phy |
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reg: |
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items: |
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- description: iomem address range of DMU (Device Management Unit) |
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reg-names: |
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items: |
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- const: dmu |
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clocks: |
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items: |
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- description: USB PHY reference clock |
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clock-names: |
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items: |
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- const: phy-ref-clk |
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"#phy-cells": |
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const: 0 |
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required: |
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- compatible |
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- reg |
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- reg-names |
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- clocks |
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- clock-names |
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- "#phy-cells" |
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additionalProperties: false |
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examples: |
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- | |
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#include <dt-bindings/clock/bcm-nsp.h> |
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phy@1800c000 { |
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compatible = "brcm,ns-usb2-phy"; |
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reg = <0x1800c000 0x1000>; |
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reg-names = "dmu"; |
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clocks = <&genpll BCM_NSP_GENPLL_USB_PHY_REF_CLK>; |
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clock-names = "phy-ref-clk"; |
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#phy-cells = <0>; |
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};
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