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usb: dwc3: apple: Let a never-plugged T6041 port runtime-suspend #913

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Merged
RyanTheTide merged 1 commit into from
Nov 5, 2026
Merged

usb: dwc3: apple: Let a never-plugged T6041 port runtime-suspend #913

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5 changes: 3 additions & 2 deletions drivers/usb/dwc3/dwc3-apple.c
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Original file line number Diff line number Diff line change
Expand Up @@ -926,10 +926,11 @@ static int dwc3_apple_probe(struct platform_device *pdev)
/*
* Until the first cable there is no core to keep powered: let the controller
* runtime-suspend, and its DARTs with it, so that its power domain can drop.
* Tested on T8132 only.
* Tested on T8132; on the T6041 (M4 Max) the never-plugged ports are the usual case.
*/
if (appledwc->idle_rpm && !appledwc->fixed_hub &&
of_device_is_compatible(dev->of_node, "apple,t8132-dwc3")) {
(of_device_is_compatible(dev->of_node, "apple,t8132-dwc3") ||
of_machine_is_compatible("apple,t6041"))) {
pm_runtime_set_active(dev);
pm_runtime_enable(dev);
appledwc->pre_core_rpm = true;
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