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Message-ID: <cb35dfbd-2fa4-4125-bd87-9f86405983eb@cixtech.com>
Date: Wed, 13 Aug 2025 17:12:57 +0800
From: Hans Zhang <hans.zhang@...tech.com>
To: "Rob Herring (Arm)" <robh@...nel.org>
Cc: mpillai@...ence.com, cix-kernel-upstream@...tech.com,
lpieralisi@...nel.org, bhelgaas@...gle.com, devicetree@...r.kernel.org,
conor+dt@...nel.org, linux-pci@...r.kernel.org, mani@...nel.org,
kw@...ux.com, kwilczynski@...nel.org, krzk+dt@...nel.org,
fugang.duan@...tech.com, guoyin.chen@...tech.com, peter.chen@...tech.com,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7 08/13] dt-bindings: PCI: Add CIX Sky1 PCIe Root Complex
bindings
On 2025/8/13 16:31, Rob Herring (Arm) wrote:
> EXTERNAL EMAIL
>
> On Wed, 13 Aug 2025 12:23:26 +0800, hans.zhang@...tech.com wrote:
>> From: Hans Zhang <hans.zhang@...tech.com>
>>
>> Document the bindings for CIX Sky1 PCIe Controller configured in
>> root complex mode with five root port.
>>
>> Supports 4 INTx, MSI and MSI-x interrupts from the ARM GICv3 controller.
>>
>> Signed-off-by: Hans Zhang <hans.zhang@...tech.com>
>> ---
>> .../bindings/pci/cix,sky1-pcie-host.yaml | 79 +++++++++++++++++++
>> 1 file changed, 79 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.yaml
>>
>
> My bot found errors running 'make dt_binding_check' on your patch:
>
> yamllint warnings/errors:
>
> dtschema/dtc warnings/errors:
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.example.dtb: /: 'compatible' is a required property
> from schema $id: http://devicetree.org/schemas/root-node.yaml#
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.example.dtb: /: 'model' is a required property
> from schema $id: http://devicetree.org/schemas/root-node.yaml#
>
> doc reference errors (make refcheckdocs):
>
> See https://patchwork.ozlabs.org/project/devicetree-bindings/patch/20250813042331.1258272-9-hans.zhang@cixtech.com
>
> The base for the series is generally the latest rc1. A different dependency
> should be noted in *this* patch.
>
> If you already ran 'make dt_binding_check' and didn't see the above
> error(s), then make sure 'yamllint' is installed and dt-schema is up to
> date:
>
> pip3 install dtschema --upgrade
>
> Please check and re-submit after running the above command yourself. Note
> that DT_SCHEMA_FILES can be set to your schema file to speed up checking
> your schema. However, it must be unset to test all examples with your schema.
>
Dear Rob,
I'm very sorry. No errors were detected on my PC. I'll check my local
environment and fix this issue in the next version.
If I have done anything wrong, please remind me.
hans@...s:~/code/kernel_org/linux$ export
CROSS_COMPILE=/home/hans/cix/bringup_master/tools/gcc/arm-gnu-toolchain-12.3.rel1-x86_64-aarch64-none-linux-gnu/arm-gnu-toolchain-12.3.rel1-x86_64-aarch64-none-linux-gnu/bin/aarch64-none-linux-gnu-
hans@...s:~/code/kernel_org/linux$ export ARCH=arm64
hans@...s:~/code/kernel_org/linux$ make dt_binding_check
DT_SCHEMA_FILES=Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.yaml
SCHEMA Documentation/devicetree/bindings/processed-schema.json
CHKDT ./Documentation/devicetree/bindings
LINT ./Documentation/devicetree/bindings
DTEX
Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.example.dts
DTC [C]
Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.example.dtb
hans@...s:~/code/kernel_org/linux$ make W=1 dt_binding_check
DT_SCHEMA_FILES=Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.yaml
hans@...s:~/code/kernel_org/linux$ pip3 install dtschema --upgrade
Defaulting to user installation because normal site-packages is not
writeable
Requirement already satisfied: dtschema in
/home/hans/.local/lib/python3.10/site-packages (2025.6.1)
Collecting dtschema
Downloading dtschema-2025.8-py3-none-any.whl.metadata (7.9 kB)
Requirement already satisfied: ruamel.yaml>0.15.69 in
/home/hans/.local/lib/python3.10/site-packages (from dtschema) (0.18.14)
Requirement already satisfied: jsonschema<4.18,>=4.1.2 in
/home/hans/.local/lib/python3.10/site-packages (from dtschema) (4.17.3)
Requirement already satisfied: rfc3987 in
/home/hans/.local/lib/python3.10/site-packages (from dtschema) (1.3.8)
Requirement already satisfied: pylibfdt in
/home/hans/.local/lib/python3.10/site-packages (from dtschema) (1.7.2.post1)
Requirement already satisfied: attrs>=17.4.0 in
/home/hans/.local/lib/python3.10/site-packages (from
jsonschema<4.18,>=4.1.2->dtschema) (25.3.0)
Requirement already satisfied:
pyrsistent!=0.17.0,!=0.17.1,!=0.17.2,>=0.14.0 in
/home/hans/.local/lib/python3.10/site-packages (from
jsonschema<4.18,>=4.1.2->dtschema) (0.20.0)
Requirement already satisfied: ruamel.yaml.clib>=0.2.7 in
/home/hans/.local/lib/python3.10/site-packages (from
ruamel.yaml>0.15.69->dtschema) (0.2.12)
Downloading dtschema-2025.8-py3-none-any.whl (120 kB)
Installing collected packages: dtschema
Attempting uninstall: dtschema
Found existing installation: dtschema 2025.6.1
Uninstalling dtschema-2025.6.1:
Successfully uninstalled dtschema-2025.6.1
Successfully installed dtschema-2025.8
[notice] A new release of pip is available: 25.1.1 -> 25.2
[notice] To update, run: python3 -m pip install --upgrade pip
hans@...s:~/code/kernel_org/linux$ make dt_binding_check
DT_SCHEMA_FILES=Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.yaml
hans@...s:~/code/kernel_org/linux$ make refcheckdocs
Documentation/userspace-api/netlink/netlink-raw.rst:
:doc:`rt-link<../../networking/netlink_spec/rt-link>`
Documentation/userspace-api/netlink/netlink-raw.rst:
:doc:`tc<../../networking/netlink_spec/tc>`
Documentation/userspace-api/netlink/netlink-raw.rst:
:doc:`tc<../../networking/netlink_spec/tc>`
Documentation/devicetree/bindings/regulator/siliconmitus,sm5703-regulator.yaml:
Documentation/devicetree/bindings/mfd/siliconmitus,sm5703.yaml
Documentation/devicetree/bindings/remoteproc/ti,keystone-rproc.txt:
Documentation/devicetree/bindings/gpio/gpio-dsp-keystone.txt
Documentation/hwmon/g762.rst:
Documentation/devicetree/bindings/hwmon/g762.txt
Documentation/trace/rv/da_monitor_instrumentation.rst:
Documentation/trace/rv/da_monitor_synthesis.rst
Documentation/translations/ja_JP/SubmittingPatches:
linux-2.6.12-vanilla/Documentation/dontdiff
Documentation/translations/ja_JP/process/submit-checklist.rst:
Documentation/translations/ja_JP/SubmitChecklist
Documentation/translations/zh_CN/admin-guide/README.rst:
Documentation/dev-tools/kgdb.rst
Documentation/translations/zh_CN/dev-tools/gdb-kernel-debugging.rst:
Documentation/dev-tools/gdb-kernel-debugging.rst
Documentation/translations/zh_CN/how-to.rst: Documentation/xxx/xxx.rst
Documentation/translations/zh_TW/admin-guide/README.rst:
Documentation/dev-tools/kgdb.rst
Documentation/translations/zh_TW/dev-tools/gdb-kernel-debugging.rst:
Documentation/dev-tools/gdb-kernel-debugging.rst
Documentation/userspace-api/netlink/index.rst:
Documentation/networking/netlink_spec/index.rst
Documentation/userspace-api/netlink/specs.rst:
Documentation/networking/netlink_spec/index.rst
arch/riscv/kernel/kexec_image.c: Documentation/riscv/boot-image-header.rst
drivers/clocksource/timer-armada-370-xp.c:
Documentation/devicetree/bindings/timer/marvell,armada-370-xp-timer.txt
include/rv/da_monitor.h: Documentation/trace/rv/da_monitor_synthesis.rst
Best regards,
Hans
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