1 # SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/nvmem/rockchip-efuse.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Rockchip eFuse device tree bindings
8
9 maintainers:
10 - Heiko Stuebner <heiko@sntech.de>
11
12 allOf:
13 - $ref: "nvmem.yaml#"
14
15 properties:
16 compatible:
17 enum:
18 - rockchip,rk3066a-efuse
19 - rockchip,rk3188-efuse
20 - rockchip,rk3228-efuse
21 - rockchip,rk3288-efuse
22 - rockchip,rk3328-efuse
23 - rockchip,rk3368-efuse
24 - rockchip,rk3399-efuse
25
26 # Deprecated: old compatible value for rk3066a, rk3188 and rk3288
27 - rockchip,rockchip-efuse
28
29 reg:
30 description:
31 Registers location and eFuse size.
32 maxItems: 1
33
34 clocks:
35 description:
36 eFuse clock id.
37 maxItems: 1
38
39 clock-names:
40 const: pclk_efuse
41
42 rockchip,efuse-size:
43 description:
44 eFuse size in bytes. The eFuse size in property <reg> will be invalid if
45 this property is defined.
46 $ref: /schemas/types.yaml#/definitions/uint32
47
48 required:
49 - compatible
50 - reg
51 - clocks
52 - clock-names
53
54 unevaluatedProperties: false
55
56 examples:
57 - |
58 #include <dt-bindings/clock/rk3288-cru.h>
59 efuse: efuse@ffb40000 {
60 compatible = "rockchip,rk3288-efuse";
61 reg = <0xffb40000 0x20>;
62 #address-cells = <1>;
63 #size-cells = <1>;
64 clocks = <&cru PCLK_EFUSE256>;
65 clock-names = "pclk_efuse";
66
67 /* Data cells */
68 cpu_leakage: cpu_leakage@17 {
69 reg = <0x17 0x1>;
70 };
71 };
72 ...
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