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Date:   Sun, 10 Oct 2021 23:01:24 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Rob Herring <robh@...nel.org>, David Heidelberg <david@...t.cz>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>,
        Jakub Kicinski <kuba@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        devicetree@...r.kernel.org, ~okias/devicetree@...ts.sr.ht
Subject: Re: [PATCH v3] dt-bindings: net: nfc: nxp,pn544: Convert txt bindings
 to yaml

On 10/10/2021 21:31, Rob Herring wrote:
> On Sat, 09 Oct 2021 18:19:42 +0200, David Heidelberg wrote:
>> Convert bindings for NXP PN544 NFC driver to YAML syntax.
>>
>> Signed-off-by: David Heidelberg <david@...t.cz>
>> ---
>> v2
>>  - Krzysztof is a maintainer
>>  - pintctrl dropped
>>  - 4 space indent for example
>>  - nfc node name
>> v3
>>  - remove whole pinctrl
>>  .../bindings/net/nfc/nxp,pn544.yaml           | 61 +++++++++++++++++++
>>  .../devicetree/bindings/net/nfc/pn544.txt     | 33 ----------
>>  2 files changed, 61 insertions(+), 33 deletions(-)
>>  create mode 100644 Documentation/devicetree/bindings/net/nfc/nxp,pn544.yaml
>>  delete mode 100644 Documentation/devicetree/bindings/net/nfc/pn544.txt
>>
> 
> Running 'make dtbs_check' with the schema in this patch gives the
> following warnings. Consider if they are expected or the schema is
> incorrect. These may not be new warnings.
> 
> Note that it is not yet a requirement to have 0 warnings for dtbs_check.
> This will change in the future.
> 
> Full log is available here: https://patchwork.ozlabs.org/patch/1538804
> 
> 
> pn547@28: 'clock-frequency' is a required property
> 	arch/arm64/boot/dts/qcom/msm8992-msft-lumia-octagon-talkman.dt.yaml
> 	arch/arm64/boot/dts/qcom/msm8994-msft-lumia-octagon-cityman.dt.yaml
> 

I think clock-frequency should be dropped from I2C slave device.
Similarly to this one:
https://lore.kernel.org/linux-nfc/f955726a-eb2d-7b3e-9c5f-978358710eb6@canonical.com/T/#u


Best regards,
Krzysztof

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