linux-kernel - Re: [PATCH v4 08/17] dt-bindings: fsi: ast2600-fsi-master: Convert to json-schema

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Date: Wed, 1 May 2024 11:12:40 -0500
From: Eddie James <eajames@...ux.ibm.com>
To: Krzysztof Kozlowski <krzk@...nel.org>, linux-aspeed@...ts.ozlabs.org
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-fsi@...ts.ozlabs.org, linux-spi@...r.kernel.org,
        linux-i2c@...r.kernel.org, lakshmiy@...ibm.com, robh@...nel.org,
        krzk+dt@...nel.org, conor+dt@...nel.org, joel@....id.au,
        andrew@...econstruct.com.au, andi.shyti@...nel.org
Subject: Re: [PATCH v4 08/17] dt-bindings: fsi: ast2600-fsi-master: Convert to
 json-schema


On 4/30/24 02:04, Krzysztof Kozlowski wrote:
> On 29/04/2024 23:01, Eddie James wrote:
>> Convert to json-schema for the AST2600 FSI master documentation.
> Please mention all the changes from pure conversion.


Sure.


>
>> Signed-off-by: Eddie James <eajames@...ux.ibm.com>
>> ---
>> Changes since v3:
>>   - Remove quotes around compatible strings
>>   - Re-order allOf to below required
>>   - Add child node in the example
>>   - Change commit message to match similar commits
>>
>>   .../fsi/aspeed,ast2600-fsi-master.yaml        | 81 +++++++++++++++++++
>>   .../bindings/fsi/fsi-master-aspeed.txt        | 36 ---------
>>   2 files changed, 81 insertions(+), 36 deletions(-)
>>   create mode 100644 Documentation/devicetree/bindings/fsi/aspeed,ast2600-fsi-master.yaml
>>   delete mode 100644 Documentation/devicetree/bindings/fsi/fsi-master-aspeed.txt
>>
>> diff --git a/Documentation/devicetree/bindings/fsi/aspeed,ast2600-fsi-master.yaml b/Documentation/devicetree/bindings/fsi/aspeed,ast2600-fsi-master.yaml
>> new file mode 100644
>> index 000000000000..fcf7c4b93b78
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/fsi/aspeed,ast2600-fsi-master.yaml
>> @@ -0,0 +1,81 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/fsi/aspeed,ast2600-fsi-master.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Aspeed FSI master
>> +
>> +maintainers:
>> +  - Eddie James <eajames@...ux.ibm.com>
>> +
>> +description:
>> +  The AST2600 and later contain two identical FSI masters. They share a
>> +  clock and have a separate interrupt line and output pins.
>> +
>> +properties:
>> +  compatible:
>> +    enum:
>> +      - aspeed,ast2600-fsi-master
>> +      - aspeed,ast2700-fsi-master
> There was no such compatible before.
>
> How does this even validate? Where is fsi-master? You dropped a
> compatible without any explanation.


I can make it a separate change to add ast2700.


I suppose I don't understand having two compatibles... Aspeed master 
shouldn't use "fsi-master" as that is too generic, right? Why wouldn't 
it validate? Devicetrees using "fsi-master" also use 
"aspeed,ast2600-fsi-master" so they should be OK...


>
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +  clocks:
>> +    maxItems: 1
>> +
>
> Best regards,
> Krzysztof
>