Re: [PATCH v6 3/3] arm64: dts: renesas: r9a07g044: Add USB2.0 device support

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On 8/17/21 2:12 PM, Biju Das wrote:

[...]
>>>> Add USB2.0 device support to RZ/G2L SoC DT.
>>>>
>>>> Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
>>>> Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
>>>> Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
>>> [...]
>>>> diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
>>> b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
>>>> index de78c921af22..2f313c2a81c7 100644
>>>> --- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
>>>> +++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
>>>> @@ -391,6 +391,25 @@
>>>>  			power-domains = <&cpg>;
>>>>  			status = "disabled";
>>>>  		};
>>>> +
>>>> +		hsusb: usb@11c60000 {
>>>> +			compatible = "renesas,usbhs-r9a07g044",
>>>> +				     "renesas,rza2-usbhs";
>>>> +			reg = <0 0x11c60000 0 0x10000>;
>>>> +			interrupts = <GIC_SPI 100 IRQ_TYPE_EDGE_RISING>,
>>>> +				     <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>,
>>>> +				     <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>,
>>>> +				     <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
>>>
>>>    Don't we need to specify "interrupt-names" when there a more than 1
>>> interrupts?
>>
>> This dtsi changes, as per binding documentation [1]. As you see,
>> "interrupt-names" is optional.
> 
> For now I will go with current dt changes.
> 
> Later  I will create incremental patches for dt-binding with optional "interrupt-names",
> "clock-names" and "reset names" for all the SoC's supported by this binding doc. 
> 
> After that, will send an incremental patch with adding optional properties in all SoC dtsi.
> 
> Does it make sense?

   I had the impression that the "*-names" prop was mandatory for a "*" prop having 2 values or mores.
If it's now allowed to be optional, don't bother with that at all.

> Regards,
> Biju


MBR, Sergei



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