linux-kernel - Re: [PATCH] dt-bindings: rockchip: Fix Hardkernel ODROID-M1 board bindings

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Message-ID: <194a0894-a9f9-4c5e-b304-e7278104d8e7@feathertop.org>
Date: Wed, 17 Jan 2024 21:03:26 +1100
From: Tim Lunn <tim@...thertop.org>
To: Heiko Stübner <heiko@...ech.de>,
 Rob Herring <robh@...nel.org>
Cc: KyuHyuk Lee <lee@...hyuk.kr>,
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Chris Morgan <macromorgan@...mail.com>,
 Tianling Shen <cnsztl@...il.com>, Jagan Teki <jagan@...eble.ai>,
 Ondrej Jirman <megi@....cz>, Andy Yan <andyshrk@....com>,
 devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: rockchip: Fix Hardkernel ODROID-M1 board
 bindings


On 1/17/24 06:55, Heiko Stübner wrote:
> Am Dienstag, 16. Januar 2024, 20:26:05 CET schrieb Rob Herring:
>> On Tue, Jan 16, 2024 at 09:31:35AM +0100, Heiko Stübner wrote:
>>> Am Dienstag, 16. Januar 2024, 08:24:44 CET schrieb Krzysztof Kozlowski:
>>>> On 16/01/2024 03:00, Tim Lunn wrote:
>>>>> On 1/16/24 01:58, Krzysztof Kozlowski wrote:
>>>>>> On 15/01/2024 15:51, KyuHyuk Lee wrote:
>>>>>>> The vendor in ODROID-M1 is hardkernel, but it was incorrectly written
>>>>>>> as rockchip. Fixed the vendor prefix correctly.
>>>>>>>
>>>>>>> Signed-off-by: KyuHyuk Lee <lee@...hyuk.kr>
>>>>>>> ---
>>>>>>>    Documentation/devicetree/bindings/arm/rockchip.yaml | 2 +-
>>>>>>>    1 file changed, 1 insertion(+), 1 deletion(-)
>>>>>> You need to start testing your patches. Your last M1 fails as well in
>>>>>> multiple places.
>>>>>>
>>>>>> It does not look like you tested the DTS against bindings. Please run
>>>>>> `make dtbs_check W=1` (see
>>>>>> Documentation/devicetree/bindings/writing-schema.rst or
>>>>>> https://www.linaro.org/blog/tips-and-tricks-for-validating-devicetree-sources-with-the-devicetree-schema/
>>>>>> for instructions).
>>>>>>
>>>>>> The DTS change will break the users, so would be nice to mention this in
>>>>>> its commit msg.
>>>>> I notice there are a couple of other boards that incorrectly use
>>>>> rockchip as the vendor also:
>>>>>
>>>>>             - const: rockchip,rk3399-orangepi
>>>>>             - const: rockchip,rk3568-bpi-r2pro
>>>>>
>>>>> Perhaps these should also be fixed at the same time?
>>>> What is happening with rockchip boards?
>>> Copy-paste stuff ... boards using rockchip,boardname instead of
>>> vendor,boardname for their compatible.
>>>
>>> I do remember us noticing this a number of times on some boards
>>> and requesting fixes, but looks like some slipped through.
>>>
>>> So I guess Tim is suggesting changing the compatible, but with boards
>>> being merged a while ago, this would break backwards compatibility.
>>> So I guess both the Orange and Banana Pies will need to live with that.
>> You may get away with it because we generally don't use the names...
>>
>> Though there are some discussions to start using them to select dtbs by
>> bootloaders.
> Ah, that's good to know (both points) ... so essentially right now would be
> a good time to do what Tim suggested, before the names get actual usage.
>
> @Tim: is that something you'd want to do?
>
Sure, I will prepare patches and send them out soon.
> Thanks
> Heiko
>
>
>