| # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/nvmem/imx-ocotp.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Freescale i.MX6 On-Chip OTP Controller (OCOTP) |
| |
| maintainers: |
| - Anson Huang <Anson.Huang@nxp.com> |
| |
| description: | |
| This binding represents the on-chip eFuse OTP controller found on |
| i.MX6Q/D, i.MX6DL/S, i.MX6SL, i.MX6SX, i.MX6UL, i.MX6ULL/ULZ, i.MX6SLL, |
| i.MX7D/S, i.MX7ULP, i.MX8MQ, i.MX8MM, i.MX8MN and i.MX8MP SoCs. |
| |
| allOf: |
| - $ref: "nvmem.yaml#" |
| |
| properties: |
| compatible: |
| oneOf: |
| - items: |
| - enum: |
| - fsl,imx6q-ocotp |
| - fsl,imx6sl-ocotp |
| - fsl,imx6sx-ocotp |
| - fsl,imx6ul-ocotp |
| - fsl,imx6ull-ocotp |
| - fsl,imx7d-ocotp |
| - fsl,imx6sll-ocotp |
| - fsl,imx7ulp-ocotp |
| - fsl,imx8mq-ocotp |
| - fsl,imx8mm-ocotp |
| - const: syscon |
| - items: |
| - enum: |
| - fsl,imx8mn-ocotp |
| # i.MX8MP not really compatible with fsl,imx8mm-ocotp, however |
| # the code for getting SoC revision depends on fsl,imx8mm-ocotp |
| # compatible. |
| - fsl,imx8mp-ocotp |
| - const: fsl,imx8mm-ocotp |
| - const: syscon |
| |
| reg: |
| maxItems: 1 |
| |
| "#address-cells": |
| const: 1 |
| |
| "#size-cells": |
| const: 1 |
| |
| clocks: |
| maxItems: 1 |
| |
| required: |
| - "#address-cells" |
| - "#size-cells" |
| - compatible |
| - reg |
| |
| patternProperties: |
| "^.*@[0-9a-f]+$": |
| type: object |
| |
| properties: |
| reg: |
| maxItems: 1 |
| description: |
| Offset and size in bytes within the storage device. |
| |
| required: |
| - reg |
| |
| additionalProperties: false |
| |
| unevaluatedProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/clock/imx6sx-clock.h> |
| |
| ocotp: efuse@21bc000 { |
| #address-cells = <1>; |
| #size-cells = <1>; |
| compatible = "fsl,imx6sx-ocotp", "syscon"; |
| reg = <0x021bc000 0x4000>; |
| clocks = <&clks IMX6SX_CLK_OCOTP>; |
| |
| cpu_speed_grade: speed-grade@10 { |
| reg = <0x10 4>; |
| }; |
| |
| tempmon_calib: calib@38 { |
| reg = <0x38 4>; |
| }; |
| |
| tempmon_temp_grade: temp-grade@20 { |
| reg = <0x20 4>; |
| }; |
| }; |
| |
| ... |
