Re: [PATCH v1 1/3] dt-bindings: usb: dwc3: Add JHB100 device controller PHY adapter
From: Conor Dooley
Date: Tue Sep 22 2026 - 13:16:30 EST
On Fri, Sep 18, 2026 at 03:11:01PM +0800, Minda Chen wrote:
> Add dt-binding of JHB100 server host field USB device controller PHY
> adapter register IO region and its regs-name.
I don't understand the rationale here or the other binding patch.
Why is it not always 2 regs? Either the device has 2 or it has 1, there
shouldn't be variability unless there's more than one instance and the
dfferent instances have different numbers?
Cheers,
Conor.
>
> Signed-off-by: Minda Chen <minda.chen@xxxxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/usb/starfive,jhb100-dwc3.yaml | 11 ++++++++++-
> 1 file changed, 10 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/usb/starfive,jhb100-dwc3.yaml b/Documentation/devicetree/bindings/usb/starfive,jhb100-dwc3.yaml
> index fbabe99e9d5c..b2fd98c06ba0 100644
> --- a/Documentation/devicetree/bindings/usb/starfive,jhb100-dwc3.yaml
> +++ b/Documentation/devicetree/bindings/usb/starfive,jhb100-dwc3.yaml
> @@ -20,7 +20,16 @@ properties:
> const: starfive,jhb100-dwc3
>
> reg:
> - maxItems: 1
> + minItems: 1
> + items:
> + - description: Core DWC3 region
> + - description: DWC3 device controller adapter region
> +
> + reg-names:
> + minItems: 1
> + items:
> + - const: core
> + - const: adapter
>
> interrupts:
> maxItems: 1
> --
> 2.17.1
>
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