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Message-ID: <b025bd8f-ca7d-4639-87e2-f51e6dca96ea@microchip.com>
Date: Mon, 1 Jul 2024 14:56:20 +0000
From: <Andrei.Simion@...rochip.com>
To: <conor@...nel.org>
CC: <Conor.Dooley@...rochip.com>, <brgl@...ev.pl>, <robh@...nel.org>,
	<krzk+dt@...nel.org>, <conor+dt@...nel.org>, <Nicolas.Ferre@...rochip.com>,
	<alexandre.belloni@...tlin.com>, <claudiu.beznea@...on.dev>, <arnd@...db.de>,
	<gregkh@...uxfoundation.org>, <linux-i2c@...r.kernel.org>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v3 3/3] dt-bindings: eeprom: at24: Add Microchip
 24AA025E48/24AA025E64

On 01.07.2024 17:47, Conor Dooley wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> 
> ForwardedMessage.eml
> 
> Subject:
> Re: [PATCH v3 3/3] dt-bindings: eeprom: at24: Add Microchip 24AA025E48/24AA025E64
> From:
> Conor Dooley <conor@...nel.org>
> Date:
> 01.07.2024, 17:47
> 
> To:
> Andrei.Simion@...rochip.com
> CC:
> Conor.Dooley@...rochip.com, brgl@...ev.pl, robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org, Nicolas.Ferre@...rochip.com, alexandre.belloni@...tlin.com, claudiu.beznea@...on.dev, arnd@...db.de, gregkh@...uxfoundation.org, linux-i2c@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
> 
> 
> 
> On Mon, Jul 01, 2024 at 02:37:57PM +0000, Andrei.Simion@...rochip.com wrote:
>> On 28.06.2024 12:09, Conor Dooley wrote:
>>> Hey,
>>>
>>> On Fri, Jun 28, 2024 at 11:01:46AM +0300, Andrei Simion wrote:
>>>> Add compatible for Microchip 24AA025E48/24AA025E64 EEPROMs.
>>>>
>>>> Reviewed-by: Connor Dooley <conor.dooley@...rochip.com>
>>>                  ^^             ^
>>> There's no way that I provided a tag with my name spelt incorrectly
>>> given I use a macro to insert them. Please copy-paste tags or use b4
>>> to pick them up, rather than type them out yourself.
>>>
>>>> Signed-off-by: Andrei Simion <andrei.simion@...rochip.com>
>>>> ---
>>>> v2 -> v3:
>>>> - commit subject changed to reference Microchip 24AA025E48/24AA025E64
>>>> - drop the pattern: mac02e4$ and mac02e6$ and a-z from regex
>>>> - add these two devices down at the bottom
>>>> - added Reviewed-by
>>>>
>>>> v1 -> v2:
>>>> - change pattern into "^atmel,(24(c|cs|mac)[a-z0-9]+|spd)$" to keep simpler
>>>> ---
>>>>  Documentation/devicetree/bindings/eeprom/at24.yaml | 4 ++++
>>>>  1 file changed, 4 insertions(+)
>>>>
>>>> diff --git a/Documentation/devicetree/bindings/eeprom/at24.yaml b/Documentation/devicetree/bindings/eeprom/at24.yaml
>>>> index 3c36cd0510de..699c2bbc16f5 100644
>>>> --- a/Documentation/devicetree/bindings/eeprom/at24.yaml
>>>> +++ b/Documentation/devicetree/bindings/eeprom/at24.yaml
>>>> @@ -132,6 +132,10 @@ properties:
>>>>                - renesas,r1ex24128
>>>>                - samsung,s524ad0xd1
>>>>            - const: atmel,24c128
>>>> +      - items:
>>>> +          - const: microchip,24aa025e48
>>>> +      - items:
>>>> +          - const: microchip,24aa025e64
>>> I don't think this patch works, the schema has a select in it that only
>>> matches ^atmel,(24(c|cs|mac)[0-9]+|spd)$. You either need to have these
>>> fall back to an existing compatible (iff actually compatible) or else do
>>> something like:
>>> diff --git a/Documentation/devicetree/bindings/eeprom/at24.yaml b/Documentation/devicetree/bindings/eeprom/at24.yaml
>>> index 699c2bbc16f5..4d46b8c5439d 100644
>>> --- a/Documentation/devicetree/bindings/eeprom/at24.yaml
>>> +++ b/Documentation/devicetree/bindings/eeprom/at24.yaml
>>> @@ -18,7 +18,9 @@ select:
>>>    properties:
>>>      compatible:
>>>        contains:
>>> -        pattern: "^atmel,(24(c|cs|mac)[0-9]+|spd)$"
>>> +        anyOf:
>>> +          - pattern: "^atmel,(24(c|cs|mac)[0-9]+|spd)$"
>>> +          - enum: ["microchip,24aa025e48", "microchip,24aa025e64"]
>> If I use your solution (and drop both items: const) -> it is selected the compatible but does not match anything.
> My intention was that you added my diff to your existing patch.
>

I also tested this scenario, it is OK. 
Thank you for your clarifications.

Andrei

> Thanks,
> Conor.

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