1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/ufs/cdns,ufshc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Cadence Universal Flash Storage (UFS) Controller
8
9 maintainers:
10 - Jan Kotas <jank@cadence.com>
11
12 # Select only our matches, not all jedec,ufs-2.0
13 select:
14 properties:
15 compatible:
16 contains:
17 enum:
18 - cdns,ufshc
19 - cdns,ufshc-m31-16nm
20 required:
21 - compatible
22
23 allOf:
24 - $ref: ufs-common.yaml
25
26 properties:
27 compatible:
28 items:
29 - enum:
30 - cdns,ufshc
31 # CDNS UFS HC + M31 16nm PHY
32 - cdns,ufshc-m31-16nm
33 - const: jedec,ufs-2.0
34
35 clocks:
36 minItems: 1
37 maxItems: 3
38
39 clock-names:
40 minItems: 1
41 items:
42 - const: core_clk
43 - const: phy_clk
44 - const: ref_clk
45
46 power-domains:
47 maxItems: 1
48
49 reg:
50 maxItems: 1
51
52 required:
53 - compatible
54 - clocks
55 - clock-names
56 - reg
57
58 unevaluatedProperties: false
59
60 examples:
61 - |
62 #include <dt-bindings/interrupt-controller/arm-gic.h>
63
64 ufs@fd030000 {
65 compatible = "cdns,ufshc", "jedec,ufs-2.0";
66 reg = <0xfd030000 0x10000>;
67 interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
68 freq-table-hz = <0 0>, <0 0>;
69 clocks = <&ufs_core_clk>, <&ufs_phy_clk>;
70 clock-names = "core_clk", "phy_clk";
71 };
Cache object: 228988b87bf5dfce5bda5daa06edc511
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