Re: [PATCH] dt-bindings: usb: document the Renesas UPD720201/UPD720202 USB 3.0 xHCI Host Controller

[Neil Armstrong <neil.armstrong@linaro.org>]

Le 21/03/2026 à 07:09, Michal Pecio a écrit :
> On Thu, 19 Mar 2026 09:49:32 +0100, Neil Armstrong wrote:
>> Document the Renesas UPD720201/UPD720202 USB 3.0 xHCI Host Controller,
>> which connects over PCIe and requires specific power supplies to
>> start up.
>>
>> Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
>> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
>> ---
>> - [1] https://lore.kernel.org/all/20260220-topic-sm8650-ayaneo-pocket-s2-base-v5-1-1ad79caa1efa@linaro.org/
>> ---
>>   .../bindings/usb/renesas,upd720201-pci.yaml        | 61 ++++++++++++++++++++++
>>   1 file changed, 61 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/usb/renesas,upd720201-pci.yaml b/Documentation/devicetree/bindings/usb/renesas,upd720201-pci.yaml
>> new file mode 100644
>> index 000000000000..8b8be572c930
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/usb/renesas,upd720201-pci.yaml
>> @@ -0,0 +1,61 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/usb/renesas,upd720201-pci.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: UPD720201/UPD720202 USB 3.0 xHCI Host Controller (PCIe)
>> +
>> +maintainers:
>> +  - Neil Armstrong <neil.armstrong@linaro.org>
>> +
>> +description:
>> +  UPD720201 USB 3.0 xHCI Host Controller via PCIe x1 Gen2 interface.
>> +  The UPD720202 supports up to two downstream ports, while UPD720201
>> +  supports up to four downstream USB 3.0 rev1.0 ports.
>> +
>> +properties:
>> +  compatible:
>> +    const: pci1912,0014
> 
> Hi,
> 
> AFAIK that's the ID of uPD720201, while uPD720202 is 0015.
> At least that's the case with mine and what hwdata says.

Thanks for the feedback, I'll add 0015 aswell to cover both.

Neil

> 
> Regards,
> Michal