linux-kernel - Re: [PATCH v2 12/20] dt-bindings: reset: npcm: Add support for NPCM8XX

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Date:   Thu, 16 Jun 2022 06:38:56 -0700
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Tomer Maimon <tmaimon77@...il.com>
Cc:     Avi Fishman <avifishman70@...il.com>,
        Tali Perry <tali.perry1@...il.com>,
        Joel Stanley <joel@....id.au>,
        Patrick Venture <venture@...gle.com>,
        Nancy Yuen <yuenn@...gle.com>,
        Benjamin Fair <benjaminfair@...gle.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Greg KH <gregkh@...uxfoundation.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>, Arnd Bergmann <arnd@...db.de>,
        Olof Johansson <olof@...om.net>,
        Jiri Slaby <jirislaby@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
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        Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>,
        Robert Hancock <robert.hancock@...ian.com>,
        Jonathan Neuschäfer <j.neuschaefer@....net>,
        Lubomir Rintel <lkundrak@...sk>,
        devicetree <devicetree@...r.kernel.org>,
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Subject: Re: [PATCH v2 12/20] dt-bindings: reset: npcm: Add support for
 NPCM8XX

On 16/06/2022 06:24, Tomer Maimon wrote:
> Hi Krzysztof,
> 
> On Wed, 15 Jun 2022 at 20:03, Krzysztof Kozlowski
> <krzysztof.kozlowski@...aro.org> wrote:
>>
>> On 13/06/2022 02:25, Tomer Maimon wrote:
>>> Hi Krzysztof,
>>>
>>> Thanks for your clarification.
>>>
>>> We can remove the dt-binding file and use numbers in the DTS,
>>> appreciate if you can answer few additional questions:
>>> 1. Do you suggest adding all NPCM reset values to the NPCM reset
>>> document or the reset values should describe in the module
>>> documentation that uses it?
>>
>> What is "NPCM reset document"? Are these reset values anyhow different
>> than interrupts or pins?
> No, they represent the same values.


We do not document in the bindings actual pin or interrupt numbers...

>>
>>> 2. Some of the NPCM7XX document modules describe the reset value they
>>> use from the dt-binding for example:
>>> https://github.com/torvalds/linux/blob/master/Documentation/devicetree/bindings/iio/adc/nuvoton%2Cnpcm750-adc.yaml#L61
>>
>> This is NPCM750
>>
>>> If we remove the NPCM8XX dt-binding file should we describe the
>>> NPCM8XX values in the NPCM-ADC document file?
>>
>> What is NPCM-ADC document file? What do you want to describe there?
>> Again - how is it different than interrupts?
> It is not different from the interrupts.
> I will remove the dt-binding reset include file, the reset property
> will use numbers and not macro's.

I have no clue what are you referring now... This is NPCM8xx and it has
no binding header with reset values. What to remove then?


Best regards,
Krzysztof