[PATCH 1/3] dt-bindings: clock: Add bindings for Canaan K230 clock controller

Krzysztof Kozlowski krzk at kernel.org
Sat Jan 4 02:40:31 PST 2025


On 04/01/2025 10:23, Xukai Wang wrote:
> 
> Here's the update version:
> 
> reg:
>   description: |
>     The `reg` property specifies the base address and size of the
> device's registers.
>     - The first address corresponds to the base address of the PLL
> control registers.
>     - The second address corresponds to the base address of the sysclk
> control registers.

No, drop all these. You duplicate schema.

>   minItems: 1

Why?

>   items:
>     - description: Base address and size of the PLL control registers.
>     - description: Base address and size of the sysclk control registers.

Drop redundant "Base address and size of the". This cannot be anything
else in this context.

> 
> Does this content look appropriate?
> 
>>> +
>>> +  '#clock-cells':
>>> +    const: 1
>>> +
>>> +required:
>>> +  - compatible
>>> +  - reg
>>> +  - clocks
>>> +  - '#clock-cells'
>>> +
>>> +additionalProperties: false
>>> +
>>> +examples:
>>> +  - |
>>> +    clock-controller at 91102000 {
>>> +        compatible = "canaan,k230-clk";
>>> +        reg = <0x91102000 0x1000>, <0x91100000 0x1000>;
>>> +        #clock-cells = <1>;
>>> +        clocks = <&osc24m>;
>>> +    };
>>> diff --git a/include/dt-bindings/clock/k230-clk.h b/include/dt-bindings/clock/k230-clk.h

I missed one thing - filename is supposed to be the same as binding
filename.

Best regards,
Krzysztof



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