1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-C
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/nvmem/imx-o
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: Freescale i.MX On-Chip OTP Controller (
8
9 maintainers:
10 - Shawn Guo <shawnguo@kernel.org>
11 - Sascha Hauer <s.hauer@pengutronix.de>
12 - Fabio Estevam <festevam@gmail.com>
13
14 description: |
15 This binding represents the on-chip eFuse OT
16 i.MX6Q/D, i.MX6DL/S, i.MX6SL, i.MX6SX, i.MX6
17 i.MX7D/S, i.MX7ULP, i.MX8MQ, i.MX8MM, i.MX8M
18
19 allOf:
20 - $ref: nvmem.yaml#
21 - $ref: nvmem-deprecated-cells.yaml#
22
23 properties:
24 compatible:
25 oneOf:
26 - items:
27 - enum:
28 - fsl,imx6q-ocotp
29 - fsl,imx6sl-ocotp
30 - fsl,imx6sx-ocotp
31 - fsl,imx6ul-ocotp
32 - fsl,imx6ull-ocotp
33 - fsl,imx7d-ocotp
34 - fsl,imx6sll-ocotp
35 - fsl,imx7ulp-ocotp
36 - fsl,imx8mq-ocotp
37 - fsl,imx8mm-ocotp
38 - fsl,imx93-ocotp
39 - fsl,imx95-ocotp
40 - const: syscon
41 - items:
42 - enum:
43 - fsl,imx8mn-ocotp
44 # i.MX8MP not really compatible
45 # the code for getting SoC revis
46 # compatible.
47 - fsl,imx8mp-ocotp
48 - const: fsl,imx8mm-ocotp
49 - const: syscon
50
51 reg:
52 maxItems: 1
53
54 clocks:
55 maxItems: 1
56
57 required:
58 - "#address-cells"
59 - "#size-cells"
60 - compatible
61 - reg
62
63 unevaluatedProperties: false
64
65 examples:
66 - |
67 #include <dt-bindings/clock/imx6sx-clock.h
68
69 ocotp: efuse@21bc000 {
70 #address-cells = <1>;
71 #size-cells = <1>;
72 compatible = "fsl,imx6sx-ocotp", "sysc
73 reg = <0x021bc000 0x4000>;
74 clocks = <&clks IMX6SX_CLK_OCOTP>;
75
76 cpu_speed_grade: speed-grade@10 {
77 reg = <0x10 4>;
78 };
79
80 tempmon_calib: calib@38 {
81 reg = <0x38 4>;
82 };
83
84 tempmon_temp_grade: temp-grade@20 {
85 reg = <0x20 4>;
86 };
87 };
88
89 ...
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