Re: [PATCH V4] dt-bindings: usb: dwc3: Add interrupt-names property support for wakeup interrupt

From: Rob Herring
Date: Mon Jun 19 2023 - 18:33:51 EST



On Mon, 19 Jun 2023 16:20:32 +0530, Piyush Mehta wrote:
> The hibernation feature enabled for Xilinx Versal NET SoC in DWC3 IP.
> As the DWC3 IP supports the hibernation feature, to handle the wakeup
> or hibernation interrupt, add host mode "wakeup" interrupt-names
> optional property in the binding schema to capture remote-wakeup and
> connect/ disconnect event in the hibernation state and increased maxItems
> to 4 for the interrupts and interrupt-names property.
>
> We have a dedicated IRQ line specifically for the hibernation feature.
> When the "wakeup" IRQ line is triggered, it initiates a hibernation
> interrupt, causing the system to wake up from the hibernation state.
>
> Signed-off-by: Piyush Mehta <piyush.mehta@xxxxxxx>
> ---
> Change in V2:
> - Addressed ROB review comments
> - Updated name of interrupt-names property with "wakeup"
> - Move interrupt-names property from dwc3-xilinx core to dwc3 core.
>
> Link: https://lore.kernel.org/all/CAL_JsqK6_7XD7+w+EQvPPmbmSOpfo3JDb0xDN4StuHUm1kgchw@xxxxxxxxxxxxxx/
>
> Change in V3:
> - Addressed Krzysztof Kozlowski comments
> - Update binding schema enum.
> - Upadet commit message.
>
> Link: https://lore.kernel.org/all/76dfbf27-8ad2-6e09-5354-b006b9e81af1@xxxxxxxxxx/
>
> Change in V4:
> - Addressed ROB review comments:
> - Fixed dt_check warnings
>
> Link: https://lore.kernel.org/lkml/168448091422.2968830.10066003697035225886.robh@xxxxxxxxxx/
> ---
> Documentation/devicetree/bindings/usb/snps,dwc3.yaml | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>