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

Ryan Chen ryan_chen at aspeedtech.com
Thu Feb 16 01:20:59 PST 2023


Hello Krzysztof

> -----Original Message-----
> From: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
> Sent: Thursday, February 16, 2023 4:18 AM
> To: Ryan Chen <ryan_chen at aspeedtech.com>; Rob Herring
> <robh+dt at kernel.org>; Krzysztof Kozlowski
> <krzysztof.kozlowski+dt at linaro.org>; Joel Stanley <joel at jms.id.au>; Andrew
> Jeffery <andrew at aj.id.au>; Philipp Zabel <p.zabel at pengutronix.de>;
> openbmc at lists.ozlabs.org; linux-arm-kernel at lists.infradead.org;
> linux-aspeed at lists.ozlabs.org; linux-kernel at vger.kernel.org
> 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


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