linux-kernel - Re: [PATCH 2/8] arm64: dts: rockchip: Refactor DSI nodes on rk3399 boards

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Message-ID: <9f1ac97a-6109-40d1-bf85-f2a8e25138f0@kernel.org>
Date: Mon, 30 Jun 2025 07:57:24 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Diederik de Haas <didi.debian@...ow.org>,
 kernel test robot <lkp@...el.com>, Rob Herring <robh@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Heiko Stuebner <heiko@...ech.de>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
 Dragan Simic <dsimic@...jaro.org>, Quentin Schulz
 <quentin.schulz@...rry.de>, Johan Jonker <jbx6244@...il.com>,
 devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/8] arm64: dts: rockchip: Refactor DSI nodes on rk3399
 boards

On 29/06/2025 12:09, Diederik de Haas wrote:
> Hi,
> 
> On Sun Jun 29, 2025 at 2:32 AM CEST, kernel test robot wrote:
>> kernel test robot noticed the following build errors:
>>
>> [auto build test ERROR on rockchip/for-next]
>> [also build test ERROR on next-20250627]
>> [cannot apply to robh/for-next krzk/for-next krzk-dt/for-next linus/master v6.16-rc3]
>> [If your patch is applied to the wrong git tree, kindly drop us a note.
>> And when submitting patch, we suggest to use '--base' as documented in
>> https://git-scm.com/docs/git-format-patch#_base_tree_information]
>>
>> url:    https://github.com/intel-lab-lkp/linux/commits/Diederik-de-Haas/arm64-dts-rockchip-Refactor-DSI-nodes-on-px30-boards/20250627-233300
>> base:   https://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip.git for-next
>> patch link:    https://lore.kernel.org/r/20250627152645.740981-3-didi.debian%40cknow.org
>> patch subject: [PATCH 2/8] arm64: dts: rockchip: Refactor DSI nodes on rk3399 boards
>> config: arm64-randconfig-002-20250629 (https://download.01.org/0day-ci/archive/20250629/202506290852.bWro2lBe-lkp@intel.com/config)
>> compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
>> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250629/202506290852.bWro2lBe-lkp@intel.com/reproduce)
>>
>> If you fix the issue in a separate patch/commit (i.e. not just a new version of
>> the same patch/commit), kindly add following tags
>> | Reported-by: kernel test robot <lkp@...el.com>
>> | Closes: https://lore.kernel.org/oe-kbuild-all/202506290852.bWro2lBe-lkp@intel.com/
>>
>> All errors (new ones prefixed by >>):
>>
>>>> Error: arch/arm64/boot/dts/rockchip/rk3399-rockpro64-screen.dtso:75.1-6 syntax error
>>    FATAL ERROR: Unable to parse input tree
> 
> The kernel test robot is right as the ``&mipi_out`` node is missing a
> closing ``;``, so thanks for that :-)
> The problem is also present in v2, so I'll send a v3 shortly.
> 
> Luckily I've now found why my build script didn't catch it.
> ```sh
> export PATH=~/dev/kernel.org/dt-schema-venv/bin/:$PATH CROSS_COMPILE=aarch64-linux-gnu- ARCH=arm64
> make distclean
> make debarm64_defconfig
> make CHECK_DTBS=y W=1 rockchip/px30-cobra-ltk050h3146w-a2.dtb
> <quite-a-long-list-of-all-boards-at-least-I-thought-so>
> ```
> 
> (debarm64_defconfig is my own defconfig based on Debian's kernel config)
> 
> That long list didn't have ``rockchip/rk3399-rockpro64-screen.dtbo``.
> Is there a better/simpler way to validate all rockchip boards without
> having to explicitly list each and every one of them?
make defconfig && make

or make dtbs

Best regards,
Krzysztof