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| author | Sai Krishna Potthuri <sai.krishna.potthuri@amd.com> | 2025-10-21 17:00:00 +0530 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2025-10-29 23:00:48 -0400 |
| commit | 754c6f539effa8ad332e305e34665849638fa40f (patch) | |
| tree | 6b9cc3bff26e008f6a5efdde7f83e0a55a93d81e | |
| parent | 3a8660878839faadb4f1a6dd72c3179c1df56787 (diff) | |
scsi: ufs: dt-bindings: amd-versal2: Add UFS Host Controller for AMD Versal Gen 2 SoC
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 <sai.krishna.potthuri@amd.com>
Co-developed-by: Ajay Neeli <ajay.neeli@amd.com>
Signed-off-by: Ajay Neeli <ajay.neeli@amd.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Acked-by: Bart Van Assche <bvanassche@acm.org>
Link: https://patch.msgid.link/20251021113003.13650-2-ajay.neeli@amd.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
| -rw-r--r-- | Documentation/devicetree/bindings/ufs/amd,versal2-ufs.yaml | 61 |
1 files changed, 61 insertions, 0 deletions
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 000000000000..c00ec342d574 --- /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 <sai.krishna.potthuri@amd.com> + +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 <dt-bindings/interrupt-controller/arm-gic.h> + 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 = <GIC_SPI 234 IRQ_TYPE_LEVEL_HIGH>; + freq-table-hz = <0 0>; + }; |