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author | Anson Huang <Anson.Huang@nxp.com> | 2020-04-21 17:09:39 +0300 |
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committer | Rob Herring <robh@kernel.org> | 2020-05-11 21:56:49 +0300 |
commit | 8b2251f75f780c6307c9519cb43200c979e6785c (patch) | |
tree | cdf1d2609e163d8c45f9e6dcf3881d9788a2e0b8 /Documentation/devicetree/bindings/nvmem | |
parent | 493d8f463e2ef32b230347fac5ee6cc4fc71f0b3 (diff) | |
download | linux-8b2251f75f780c6307c9519cb43200c979e6785c.tar.xz |
dt-bindings: nvmem: Convert i.MX OCOTP to json-schema
Convert the i.MX OCOTP binding to DT schema format using json-schema.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/nvmem')
-rw-r--r-- | Documentation/devicetree/bindings/nvmem/imx-ocotp.txt | 50 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/nvmem/imx-ocotp.yaml | 95 |
2 files changed, 95 insertions, 50 deletions
diff --git a/Documentation/devicetree/bindings/nvmem/imx-ocotp.txt b/Documentation/devicetree/bindings/nvmem/imx-ocotp.txt deleted file mode 100644 index 6e346d5cddcf..000000000000 --- a/Documentation/devicetree/bindings/nvmem/imx-ocotp.txt +++ /dev/null @@ -1,50 +0,0 @@ -Freescale i.MX6 On-Chip OTP Controller (OCOTP) device tree bindings - -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. - -Required properties: -- compatible: should be one of - "fsl,imx6q-ocotp" (i.MX6Q/D/DL/S), - "fsl,imx6sl-ocotp" (i.MX6SL), or - "fsl,imx6sx-ocotp" (i.MX6SX), - "fsl,imx6ul-ocotp" (i.MX6UL), - "fsl,imx6ull-ocotp" (i.MX6ULL/ULZ), - "fsl,imx7d-ocotp" (i.MX7D/S), - "fsl,imx6sll-ocotp" (i.MX6SLL), - "fsl,imx7ulp-ocotp" (i.MX7ULP), - "fsl,imx8mq-ocotp" (i.MX8MQ), - "fsl,imx8mm-ocotp" (i.MX8MM), - "fsl,imx8mn-ocotp" (i.MX8MN), - "fsl,imx8mp-ocotp" (i.MX8MP), - followed by "syscon". -- #address-cells : Should be 1 -- #size-cells : Should be 1 -- reg: Should contain the register base and length. -- clocks: Should contain a phandle pointing to the gated peripheral clock. - -Optional properties: -- read-only: disable write access - -Optional Child nodes: - -- Data cells of ocotp: - Detailed bindings are described in bindings/nvmem/nvmem.txt - -Example: - ocotp: ocotp@21bc000 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "fsl,imx6sx-ocotp", "syscon"; - reg = <0x021bc000 0x4000>; - clocks = <&clks IMX6SX_CLK_OCOTP>; - - tempmon_calib: calib@38 { - reg = <0x38 4>; - }; - - tempmon_temp_grade: temp-grade@20 { - reg = <0x20 4>; - }; - }; diff --git a/Documentation/devicetree/bindings/nvmem/imx-ocotp.yaml b/Documentation/devicetree/bindings/nvmem/imx-ocotp.yaml new file mode 100644 index 000000000000..fe9c7df78ea1 --- /dev/null +++ b/Documentation/devicetree/bindings/nvmem/imx-ocotp.yaml @@ -0,0 +1,95 @@ +# 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) device tree bindings + +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: + - $ref: "nvmem.yaml#" + +properties: + compatible: + items: + - enum: + - fsl,imx6q-ocotp + - fsl,imx6sl-ocotp + - fsl,imx6sx-ocotp + - fsl,imx6ul-ocotp + - fsl,imx6ull-ocotp + - fsl,imx7d-ocotp + - fsl,imx6sll-ocotp + - fsl,imx7ulp-ocotp + - fsl,imx8mq-ocotp + - fsl,imx8mm-ocotp + - fsl,imx8mn-ocotp + - fsl,imx8mp-ocotp + - const: syscon + + reg: + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + clocks: + maxItems: 1 + +required: + - "#address-cells" + - "#size-cells" + - compatible + - reg + +patternProperties: + "^.*@[0-9a-f]+$": + type: object + + properties: + reg: + maxItems: 1 + description: + Offset and size in bytes within the storage device. + + required: + - reg + + additionalProperties: false + +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>; + }; + }; + +... |