xref: /linux/Documentation/devicetree/bindings/mmc/snps,dwcmshc-sdhci.yaml (revision e7d759f31ca295d589f7420719c311870bb3166f) 
1# SPDX-License-Identifier: GPL-2.0-only
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/mmc/snps,dwcmshc-sdhci.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Synopsys Designware Mobile Storage Host Controller
8
9maintainers:
10  - Ulf Hansson <ulf.hansson@linaro.org>
11  - Jisheng Zhang <Jisheng.Zhang@synaptics.com>
12
13allOf:
14  - $ref: mmc-controller.yaml#
15
16properties:
17  compatible:
18    enum:
19      - rockchip,rk3568-dwcmshc
20      - rockchip,rk3588-dwcmshc
21      - snps,dwcmshc-sdhci
22      - thead,th1520-dwcmshc
23
24  reg:
25    maxItems: 1
26
27  interrupts:
28    maxItems: 1
29
30  clocks:
31    minItems: 1
32    items:
33      - description: core clock
34      - description: bus clock for optional
35      - description: axi clock for rockchip specified
36      - description: block clock for rockchip specified
37      - description: timer clock for rockchip specified
38
39
40  clock-names:
41    minItems: 1
42    items:
43      - const: core
44      - const: bus
45      - const: axi
46      - const: block
47      - const: timer
48
49  resets:
50    maxItems: 5
51
52  reset-names:
53    items:
54      - const: core
55      - const: bus
56      - const: axi
57      - const: block
58      - const: timer
59
60  rockchip,txclk-tapnum:
61    description: Specify the number of delay for tx sampling.
62    $ref: /schemas/types.yaml#/definitions/uint8
63
64
65required:
66  - compatible
67  - reg
68  - interrupts
69  - clocks
70  - clock-names
71
72unevaluatedProperties: false
73
74examples:
75  - |
76    mmc@fe310000 {
77      compatible = "rockchip,rk3568-dwcmshc";
78      reg = <0xfe310000 0x10000>;
79      interrupts = <0 25 0x4>;
80      clocks = <&cru 17>, <&cru 18>, <&cru 19>, <&cru 20>, <&cru 21>;
81      clock-names = "core", "bus", "axi", "block", "timer";
82      bus-width = <8>;
83      #address-cells = <1>;
84      #size-cells = <0>;
85    };
86  - |
87    mmc@aa0000 {
88      compatible = "snps,dwcmshc-sdhci";
89      reg = <0xaa000 0x1000>;
90      interrupts = <0 25 0x4>;
91      clocks = <&cru 17>, <&cru 18>;
92      clock-names = "core", "bus";
93      bus-width = <8>;
94      #address-cells = <1>;
95      #size-cells = <0>;
96    };
97
98...
99