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64 lines
1.4 KiB
64 lines
1.4 KiB
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
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# Copyright (c) 2020 MediaTek |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/phy/mediatek,ufs-phy.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: MediaTek Universal Flash Storage (UFS) M-PHY binding |
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maintainers: |
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- Stanley Chu <[email protected]> |
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- Chunfeng Yun <[email protected]> |
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description: | |
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UFS M-PHY nodes are defined to describe on-chip UFS M-PHY hardware macro. |
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Each UFS M-PHY node should have its own node. |
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To bind UFS M-PHY with UFS host controller, the controller node should |
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contain a phandle reference to UFS M-PHY node. |
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properties: |
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$nodename: |
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pattern: "^ufs-phy@[0-9a-f]+$" |
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compatible: |
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const: mediatek,mt8183-ufsphy |
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reg: |
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maxItems: 1 |
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clocks: |
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items: |
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- description: Unipro core control clock. |
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- description: M-PHY core control clock. |
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clock-names: |
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items: |
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- const: unipro |
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- const: mp |
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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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- "#phy-cells" |
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- clocks |
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- clock-names |
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additionalProperties: false |
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examples: |
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- | |
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#include <dt-bindings/clock/mt8183-clk.h> |
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ufsphy: ufs-phy@11fa0000 { |
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compatible = "mediatek,mt8183-ufsphy"; |
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reg = <0x11fa0000 0xc000>; |
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clocks = <&infracfg CLK_INFRA_UNIPRO_SCK>, |
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<&infracfg CLK_INFRA_UFS_MP_SAP_BCLK>; |
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clock-names = "unipro", "mp"; |
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#phy-cells = <0>; |
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}; |
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...
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