RE: [PATCH v4 2/3] dt-bindings: i2c-ast2600: Add support for AST2600 i2C driver

From: Ryan Chen
Date: Thu Feb 16 2023 - 04:21:21 EST


Hello Krzysztof

> -----Original Message-----
> From: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> Sent: Thursday, February 16, 2023 4:18 AM
> To: Ryan Chen <ryan_chen@xxxxxxxxxxxxxx>; Rob Herring
> <robh+dt@xxxxxxxxxx>; Krzysztof Kozlowski
> <krzysztof.kozlowski+dt@xxxxxxxxxx>; Joel Stanley <joel@xxxxxxxxx>; Andrew
> Jeffery <andrew@xxxxxxxx>; Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>;
> openbmc@xxxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx;
> linux-aspeed@xxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH v4 2/3] dt-bindings: i2c-ast2600: Add support for AST2600
> i2C driver
>
> On 15/02/2023 06:43, Ryan Chen wrote:
> >>> + - $ref: /schemas/i2c/i2c-controller.yaml#
> >>> +
> >>> +properties:
> >>> + compatible:
> >>> + enum:
> >>> + - aspeed,ast2600-i2c
> >>
> >> NAK. It's already there. Please do not waste our time in submitting
> >> duplicated drivers.
> >
> > It is not duplicated, as my description in cover " This series add AST2600 i2c
> new register set driver"
> > So, this will be different driver compatible.
> > The original compatible is
> > - aspeed,ast2400-i2c-bus
> > - aspeed,ast2500-i2c-bus
> > - aspeed,ast2600-i2c-bus
> > So the new register set compatible is "- aspeed,ast2600-i2c", remove "bus".
>
> Bindings are documenting hardware, so I claim - we already have this
> hardware described and this is duplicated. Otherwise - what are these two I2C
> controllers and what are the differences? Why they do not have really different
> name? Bus looks more like a mistake than a differentiating name.
For misunderstanding, or mistaken.
I purpose to be aspeed,ast2600-i2cv2, will it more clear way ?

Best regards,
Ryan Chen