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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Oct 2025 11:30:35.1187 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 12613b4e-9392-4ea0-c496-08de1095408f X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SJ5PEPF000001E9.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR12MB8782 From: Sai Krishna Potthuri Add devicetree document for UFS Host Controller on AMD Versal Gen 2 SoC. This includes clocks and clock-names as mandated by UFS common bindings. Signed-off-by: Sai Krishna Potthuri Co-developed-by: Ajay Neeli Signed-off-by: Ajay Neeli --- Changes in v1->v2: Rewritten commit message to clarify this as UFS driver for AMD Versal Gen 2 SoC --- .../devicetree/bindings/ufs/amd,versal2-ufs.yaml | 61 ++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/ufs/amd,versal2-ufs.yaml diff --git a/Documentation/devicetree/bindings/ufs/amd,versal2-ufs.yaml b/Documentation/devicetree/bindings/ufs/amd,versal2-ufs.yaml new file mode 100644 index 0000000..c00ec34 --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/amd,versal2-ufs.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ufs/amd,versal2-ufs.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: AMD Versal Gen 2 UFS Host Controller + +maintainers: + - Sai Krishna Potthuri + +allOf: + - $ref: ufs-common.yaml + +properties: + compatible: + const: amd,versal2-ufs + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: core + + power-domains: + maxItems: 1 + + resets: + maxItems: 2 + + reset-names: + items: + - const: host + - const: phy + +required: + - reg + - clocks + - clock-names + - resets + - reset-names + +unevaluatedProperties: false + +examples: + - | + #include + ufs@f10b0000 { + compatible = "amd,versal2-ufs"; + reg = <0xf10b0000 0x1000>; + clocks = <&ufs_core_clk>; + clock-names = "core"; + resets = <&scmi_reset 4>, <&scmi_reset 35>; + reset-names = "host", "phy"; + interrupts = ; + freq-table-hz = <0 0>; + }; -- 1.8.3.1