[PATCH 2/3] dt-bindings: clock: amlogic: t7: Add missing mpll3 parent clock

Jian Hu jian.hu at amlogic.com
Thu Mar 5 23:53:56 PST 2026


Hi, rob


Thanks for your review.

On 3/5/2026 9:45 PM, Rob Herring (Arm) wrote:
> [ EXTERNAL EMAIL ]
>
> On Thu, 05 Mar 2026 15:43:26 +0800, Jian Hu wrote:
>> The mpll3 clock is a valid parent clock for sd_emmc and mipi_isp on
>> the Amlogic T7 SoC, but was missing from t7-peripherals-clkc.yaml.
>> Add it to enable proper clock parent configuration for these peripherals.
>>
>> Signed-off-by: Jian Hu <jian.hu at amlogic.com>
>> ---
>>   .../bindings/clock/amlogic,t7-peripherals-clkc.yaml       | 8 ++++++--
>>   1 file changed, 6 insertions(+), 2 deletions(-)
>>
> My bot found errors running 'make dt_binding_check' on your patch:
>
> yamllint warnings/errors:
>
> dtschema/dtc warnings/errors:
> Error: Documentation/devicetree/bindings/clock/amlogic,t7-peripherals-clkc.example.dts:40.26-27 syntax error
> FATAL ERROR: Unable to parse input tree
> make[2]: *** [scripts/Makefile.dtbs:140: Documentation/devicetree/bindings/clock/amlogic,t7-peripherals-clkc.example.dtb] Error 1
> make[2]: *** Waiting for unfinished jobs....
> make[1]: *** [/builds/robherring/dt-review-ci/linux/Makefile:1597: dt_binding_check] Error 2
> make: *** [Makefile:248: __sub-make] Error 2


I will fix the DTS syntax issue in 
Documentation/devicetree/bindings/clock/amlogic,t7-peripherals-clkc.example.dts 
(line 40)

and include this fix in the v2 patch, along with the previously 
discussed updated commit description.

> doc reference errors (make refcheckdocs):
>
> See https://patchwork.kernel.org/project/devicetree/patch/20260305074328.639993-3-jian.hu@amlogic.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.
>



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