linux-kernel - Re: [PATCH 10/13] dt-bindings: spi: add bindings for microchip mpfs spi

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Date:   Tue, 9 Nov 2021 12:58:15 +0000
From:   <Conor.Dooley@...rochip.com>
To:     <krzysztof.kozlowski@...onical.com>, <robh@...nel.org>
CC:     <robh+dt@...nel.org>, <gregkh@...uxfoundation.org>,
        <linus.walleij@...aro.org>, <linux-riscv@...ts.infradead.org>,
        <aou@...s.berkeley.edu>, <paul.walmsley@...ive.com>,
        <linux-usb@...r.kernel.org>, <Daire.McNamara@...rochip.com>,
        <linux-spi@...r.kernel.org>, <geert@...ux-m68k.org>,
        <devicetree@...r.kernel.org>, <linux-rtc@...r.kernel.org>,
        <linux-gpio@...r.kernel.org>, <broonie@...nel.org>,
        <palmer@...belt.com>, <bgolaszewski@...libre.com>,
        <jassisinghbrar@...il.com>, <linux-crypto@...r.kernel.org>,
        <Ivan.Griffin@...rochip.com>, <atish.patra@....com>,
        <Lewis.Hanly@...rochip.com>, <bin.meng@...driver.com>,
        <alexandre.belloni@...tlin.com>, <linux-i2c@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <a.zummo@...ertech.it>
Subject: Re: [PATCH 10/13] dt-bindings: spi: add bindings for microchip mpfs
 spi

On 09/11/2021 12:53, Krzysztof Kozlowski wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> On 09/11/2021 13:16, Conor.Dooley@...rochip.com wrote:
>> On 09/11/2021 04:06, Rob Herring wrote:
>>> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>>>
>>> On Mon, 08 Nov 2021 15:05:51 +0000, conor.dooley@...rochip.com wrote:
>>>> From: Conor Dooley <conor.dooley@...rochip.com>
>>>>
>>>> Add device tree bindings for the {q,}spi controller on
>>>> the Microchip PolarFire SoC.
>>>>
>>>> Signed-off-by: Conor Dooley <conor.dooley@...rochip.com>
>>>> ---
>>>>    .../bindings/spi/microchip,mpfs-spi.yaml      | 72 +++++++++++++++++++
>>>>    1 file changed, 72 insertions(+)
>>>>    create mode 100644 Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml
>>>>
>>>
>>> My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check'
>>> on your patch (DT_CHECKER_FLAGS is new in v5.13):
>>>
>>> yamllint warnings/errors:
>>>
>>> dtschema/dtc warnings/errors:
>>> Documentation/devicetree/bindings/spi/microchip,mpfs-spi.example.dts:19:18: fatal error: dt-bindings/clock/microchip,mpfs-clock.h: No such file or directory
>>>      19 |         #include "dt-bindings/clock/microchip,mpfs-clock.h"
>> Rob,
>> Should I drop the header from the example or is there a way for me
>> specify the dependent patch to pass this check?
> 
> The error has to be fixed, although not necessarily by dropping the
> header, but by posting it. How this can pass on your system? There is no
> such file added in this patchset.
I linked the patch adding the clock as a dependency in the cover letter 
[1], which is why I was wondering if there was a better way to do so 
that would get picked up by the checker bot.

[1] 
https://lore.kernel.org/linux-clk/20210818141102.36655-2-daire.mcnamara@microchip.com/
> 
> Best regards,
> Krzysztof
>