From: <Claudiu.Beznea@microchip.com>
To: <krzysztof.kozlowski@linaro.org>, <mturquette@baylibre.com>,
<sboyd@kernel.org>, <robh+dt@kernel.org>,
<krzysztof.kozlowski+dt@linaro.org>,
<Nicolas.Ferre@microchip.com>, <alexandre.belloni@bootlin.com>
Cc: <linux-clk@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3 2/5] dt-bindings: clocks: atmel,at91rm9200-pmc: convert to yaml
Date: Wed, 10 May 2023 08:31:15 +0000 [thread overview]
Message-ID: <71a1e8de-932d-09a1-efeb-af459fee9423@microchip.com> (raw)
In-Reply-To: <1c2aa022-348a-8ac2-1a26-eedf57aadb77@linaro.org>
On 10.05.2023 10:58, Krzysztof Kozlowski wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>
> On 10/05/2023 09:14, Claudiu.Beznea@microchip.com wrote:
>> On 10.05.2023 10:06, Krzysztof Kozlowski wrote:
>>> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>>>
>>> On 10/05/2023 09:00, Claudiu.Beznea@microchip.com wrote:
>>>> On 09.05.2023 09:25, Krzysztof Kozlowski wrote:
>>>>> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>>>>>
>>>>> On 09/05/2023 07:27, Claudiu Beznea wrote:
>>>>>> Convert Atmel PMC documentation to yaml. Along with it clock names
>>>>>> were adapted according to the current available device trees as
>>>>>> different controller versions accept different clocks (some of them
>>>>>> have 3 clocks as input, some has 2 clocks as inputs and some with 2
>>>>>> input clocks uses different clock names).
>>>>>>
>>>>>
>>>>> Thank you for your patch. There is something to discuss/improve.
>>>>>
>>>>>> +title: Atmel Power Management Controller (PMC)
>>>>>> +
>>>>>> +maintainers:
>>>>>> + - Claudiu Beznea <claudiu.beznea@microchip.com>
>>>>>> +
>>>>>> +description:
>>>>>> + The power management controller optimizes power consumption by controlling all
>>>>>> + system and user peripheral clocks. The PMC enables/disables the clock inputs
>>>>>> + to many of the peripherals and to the processor.
>>>>>> +
>>>>>> +properties:
>>>>>> + compatible:
>>>>>> + oneOf:
>>>>>> + - items:
>>>>>> + - enum:
>>>>>> + - atmel,at91sam9g15-pmc
>>>>>> + - atmel,at91sam9g20-pmc
>>>>>> + - atmel,at91sam9g25-pmc
>>>>>> + - atmel,at91sam9g35-pmc
>>>>>> + - atmel,at91sam9x25-pmc
>>>>>> + - atmel,at91sam9x35-pmc
>>>>>> + - enum:
>>>>>> + - atmel,at91sam9260-pmc
>>>>>> + - atmel,at91sam9x5-pmc
>>>>>
>>>>> I missed it last time - why you have two enums? We never talked about
>>>>> this. It's usually wrong... are you sure this is real hardware:
>>>>> atmel,at91sam9g20-pmc, atmel,at91sam9260-pmc
>>>>> ?
>>>>
>>>> I have 2 enums because there are some hardware covered by:
>>>> "vendor-name,hardware-v1-pmc", "syscon" and some covered by:
>>>> "vendor-name,hardware-v2-pmc", "vendor-name,hardware-v1-pmc", "syscon".
>>>
>>> The enum does not say this. At all.
>>>
>>> So again, answer, do not ignore:
>>> is this valid setup:
>>> atmel,at91sam9g20-pmc, atmel,at91sam9260-pmc
>>> ?
>>
>> Not w/o syscon. This is valid:
>
> Syscon is not important here, but indeed I missed it.
>
>>
>> compatible = "atmel,at91sam9g20-pmc", "atmel,at91sam9260-pmc", "syscon";
>>
>> available in arch/arm/boot/dts/at91sam9g20.dtsi +45
>
> Nice, so my random choice was actually correct. Ok, so another:
>
> atmel,at91sam9g15-pmc, atmel,at91sam9260-pmc, syscon
>
> Is it valid hardware?
This one, no. So, I guess, the wrong here is that there could be
combinations that are not for actual hardware and yet considered valid by
changes in this patch?
>
> Best regards,
> Krzysztof
>
next prev parent reply other threads:[~2023-05-10 8:31 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-09 5:27 [PATCH v3 0/5] dt-bindings: clocks: at91: convert to yaml Claudiu Beznea
2023-05-09 5:27 ` [PATCH v3 1/5] ARM: dts: at91: use clock-controller name for PMC nodes Claudiu Beznea
2023-05-09 5:27 ` [PATCH v3 2/5] dt-bindings: clocks: atmel,at91rm9200-pmc: convert to yaml Claudiu Beznea
2023-05-09 6:25 ` Krzysztof Kozlowski
2023-05-10 7:00 ` Claudiu.Beznea
2023-05-10 7:06 ` Krzysztof Kozlowski
2023-05-10 7:14 ` Claudiu.Beznea
2023-05-10 7:58 ` Krzysztof Kozlowski
2023-05-10 8:31 ` Claudiu.Beznea [this message]
2023-05-10 10:12 ` Krzysztof Kozlowski
2023-05-11 6:29 ` Claudiu.Beznea
2023-05-11 8:58 ` Conor Dooley
2023-05-12 7:59 ` Claudiu.Beznea
2023-05-09 5:27 ` [PATCH v3 3/5] ARM: dts: at91: at91sam9n12: witch sckc to new clock bindings Claudiu Beznea
2023-05-09 5:27 ` [PATCH v3 4/5] ARM: dts: at91: use clock-controller name for sckc nodes Claudiu Beznea
2023-05-09 5:27 ` [PATCH v3 5/5] dt-bindings: clocks: at91sam9x5-sckc: convert to yaml Claudiu Beznea
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=71a1e8de-932d-09a1-efeb-af459fee9423@microchip.com \
--to=claudiu.beznea@microchip.com \
--cc=Nicolas.Ferre@microchip.com \
--cc=alexandre.belloni@bootlin.com \
--cc=devicetree@vger.kernel.org \
--cc=krzysztof.kozlowski+dt@linaro.org \
--cc=krzysztof.kozlowski@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-clk@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mturquette@baylibre.com \
--cc=robh+dt@kernel.org \
--cc=sboyd@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).