[PATCH] ARM: dts: bcm2711: Fix xHCI power-domain
Florian Fainelli
florian.fainelli at broadcom.com
Mon Feb 10 10:47:10 PST 2025
From: Florian Fainelli <f.fainelli at gmail.com>
On Sat, 1 Feb 2025 12:27:29 +0100, Stefan Wahren <wahrenst at gmx.net> wrote:
> During s2idle tests on the Raspberry CM4 the VPU firmware always crashes
> on xHCI power-domain resume:
>
> root at raspberrypi:/sys/power# echo freeze > state
> [ 70.724347] xhci_suspend finished
> [ 70.727730] xhci_plat_suspend finished
> [ 70.755624] bcm2835-power bcm2835-power: Power grafx off
> [ 70.761127] USB: Set power to 0
>
> [ 74.653040] USB: Failed to set power to 1 (-110)
>
> This seems to be caused because of the mixed usage of
> raspberrypi-power and bcm2835-power at the same time. So avoid
> the usage of the VPU firmware power-domain driver, which
> prevents the VPU crash.
>
> Fixes: 522c35e08b53 ("ARM: dts: bcm2711: Add BCM2711 xHCI support")
> Link: https://github.com/raspberrypi/linux/issues/6537
> Signed-off-by: Stefan Wahren <wahrenst at gmx.net>
> ---
Applied to https://github.com/Broadcom/stblinux/commits/devicetree/fixes, thanks!
--
Florian
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