linux-kernel - Re: [PATCH 1/2] dt-bindings: nvmem: add binding doc for i.MX OCOTP/ELE

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Date:   Fri, 5 May 2023 14:09:20 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     "Peng Fan (OSS)" <peng.fan@....nxp.com>,
        srinivas.kandagatla@...aro.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org
Cc:     shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, linux-imx@....com, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Peng Fan <peng.fan@....com>
Subject: Re: [PATCH 1/2] dt-bindings: nvmem: add binding doc for i.MX
 OCOTP/ELE

On 05/05/2023 14:01, Krzysztof Kozlowski wrote:
> On 05/05/2023 11:17, Peng Fan (OSS) wrote:
>> From: Peng Fan <peng.fan@....com>
>>
>> There are two parts of i.MX93 OCOTP, with 1st part Fuse shadow block(fsb),
>> 2nd part managed by ELE firmware. This binding doc supports both.
> 
> Subject: drop second/last, redundant "binding doc for". The
> "dt-bindings" prefix is already stating that these are bindings and
> documentation.
> 
>>
>> Signed-off-by: Peng Fan <peng.fan@....com>
>> ---
>>  .../bindings/nvmem/imx-ocotp-ele.yaml         | 65 +++++++++++++++++++
>>  1 file changed, 65 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/nvmem/imx-ocotp-ele.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/nvmem/imx-ocotp-ele.yaml b/Documentation/devicetree/bindings/nvmem/imx-ocotp-ele.yaml
>> new file mode 100644
>> index 000000000000..024594a2bcb4
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/nvmem/imx-ocotp-ele.yaml
> 
> Filename matching compatible style. fsl,imx93-ocotp.yaml
> 
> 
>> @@ -0,0 +1,65 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/nvmem/imx-ocotp-ele.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: NXP i.MX9 On-Chip OTP Controller (OCOTP)
>> +
>> +maintainers:
>> +  - Peng Fan <peng.fan@....com>
>> +
>> +allOf:
>> +  - $ref: nvmem.yaml#
>> +
>> +properties:
>> +  compatible:
>> +    oneOf:
>> +      - items:
>> +          - const: fsl,imx93-ocotp-fsb
>> +          - const: syscon
>> +      - items:
>> +          - const: fsl,imx93-ocotp-ele
>> +

Actually this is the same as existing bindings. Just squash it.

However I wonder - why this is syscon?

Best regards,
Krzysztof