xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/nvmem/imx-ocotp.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/nvmem/imx-ocotp.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Freescale i.MX6 On-Chip OTP Controller (OCOTP) device tree bindings
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Anson Huang <Anson.Huang@nxp.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyundescription: |
13*4882a593Smuzhiyun  This binding represents the on-chip eFuse OTP controller found on
14*4882a593Smuzhiyun  i.MX6Q/D, i.MX6DL/S, i.MX6SL, i.MX6SX, i.MX6UL, i.MX6ULL/ULZ, i.MX6SLL,
15*4882a593Smuzhiyun  i.MX7D/S, i.MX7ULP, i.MX8MQ, i.MX8MM, i.MX8MN and i.MX8MP SoCs.
16*4882a593Smuzhiyun
17*4882a593SmuzhiyunallOf:
18*4882a593Smuzhiyun  - $ref: "nvmem.yaml#"
19*4882a593Smuzhiyun
20*4882a593Smuzhiyunproperties:
21*4882a593Smuzhiyun  compatible:
22*4882a593Smuzhiyun    oneOf:
23*4882a593Smuzhiyun      - items:
24*4882a593Smuzhiyun          - enum:
25*4882a593Smuzhiyun              - fsl,imx6q-ocotp
26*4882a593Smuzhiyun              - fsl,imx6sl-ocotp
27*4882a593Smuzhiyun              - fsl,imx6sx-ocotp
28*4882a593Smuzhiyun              - fsl,imx6ul-ocotp
29*4882a593Smuzhiyun              - fsl,imx6ull-ocotp
30*4882a593Smuzhiyun              - fsl,imx7d-ocotp
31*4882a593Smuzhiyun              - fsl,imx6sll-ocotp
32*4882a593Smuzhiyun              - fsl,imx7ulp-ocotp
33*4882a593Smuzhiyun              - fsl,imx8mq-ocotp
34*4882a593Smuzhiyun              - fsl,imx8mm-ocotp
35*4882a593Smuzhiyun          - const: syscon
36*4882a593Smuzhiyun      - items:
37*4882a593Smuzhiyun          - enum:
38*4882a593Smuzhiyun              - fsl,imx8mn-ocotp
39*4882a593Smuzhiyun              # i.MX8MP not really compatible with fsl,imx8mm-ocotp, however
40*4882a593Smuzhiyun              # the code for getting SoC revision depends on fsl,imx8mm-ocotp
41*4882a593Smuzhiyun              # compatible.
42*4882a593Smuzhiyun              - fsl,imx8mp-ocotp
43*4882a593Smuzhiyun          - const: fsl,imx8mm-ocotp
44*4882a593Smuzhiyun          - const: syscon
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun  reg:
47*4882a593Smuzhiyun    maxItems: 1
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun  "#address-cells":
50*4882a593Smuzhiyun    const: 1
51*4882a593Smuzhiyun
52*4882a593Smuzhiyun  "#size-cells":
53*4882a593Smuzhiyun    const: 1
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun  clocks:
56*4882a593Smuzhiyun    maxItems: 1
57*4882a593Smuzhiyun
58*4882a593Smuzhiyunrequired:
59*4882a593Smuzhiyun  - "#address-cells"
60*4882a593Smuzhiyun  - "#size-cells"
61*4882a593Smuzhiyun  - compatible
62*4882a593Smuzhiyun  - reg
63*4882a593Smuzhiyun
64*4882a593SmuzhiyunpatternProperties:
65*4882a593Smuzhiyun  "^.*@[0-9a-f]+$":
66*4882a593Smuzhiyun    type: object
67*4882a593Smuzhiyun
68*4882a593Smuzhiyun    properties:
69*4882a593Smuzhiyun      reg:
70*4882a593Smuzhiyun        maxItems: 1
71*4882a593Smuzhiyun        description:
72*4882a593Smuzhiyun          Offset and size in bytes within the storage device.
73*4882a593Smuzhiyun
74*4882a593Smuzhiyun    required:
75*4882a593Smuzhiyun      - reg
76*4882a593Smuzhiyun
77*4882a593Smuzhiyun    additionalProperties: false
78*4882a593Smuzhiyun
79*4882a593SmuzhiyununevaluatedProperties: false
80*4882a593Smuzhiyun
81*4882a593Smuzhiyunexamples:
82*4882a593Smuzhiyun  - |
83*4882a593Smuzhiyun    #include <dt-bindings/clock/imx6sx-clock.h>
84*4882a593Smuzhiyun
85*4882a593Smuzhiyun    ocotp: efuse@21bc000 {
86*4882a593Smuzhiyun        #address-cells = <1>;
87*4882a593Smuzhiyun        #size-cells = <1>;
88*4882a593Smuzhiyun        compatible = "fsl,imx6sx-ocotp", "syscon";
89*4882a593Smuzhiyun        reg = <0x021bc000 0x4000>;
90*4882a593Smuzhiyun        clocks = <&clks IMX6SX_CLK_OCOTP>;
91*4882a593Smuzhiyun
92*4882a593Smuzhiyun        cpu_speed_grade: speed-grade@10 {
93*4882a593Smuzhiyun            reg = <0x10 4>;
94*4882a593Smuzhiyun        };
95*4882a593Smuzhiyun
96*4882a593Smuzhiyun        tempmon_calib: calib@38 {
97*4882a593Smuzhiyun            reg = <0x38 4>;
98*4882a593Smuzhiyun        };
99*4882a593Smuzhiyun
100*4882a593Smuzhiyun        tempmon_temp_grade: temp-grade@20 {
101*4882a593Smuzhiyun            reg = <0x20 4>;
102*4882a593Smuzhiyun        };
103*4882a593Smuzhiyun    };
104*4882a593Smuzhiyun
105*4882a593Smuzhiyun...
106