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SubjectRe: [PATCH RFC] soc: amlogic: meson-ee-pwrc: Drop the .shutdown callback from the driver
Date
Martin Blumenstingl <martin.blumenstingl@googlemail.com> writes:

> Stefan reports that rebooting his ODROID-N2+ (using a G12B SoC) results
> in the board hanging. His kernel config uses:
> CONFIG_MESON_EE_PM_DOMAINS=y
> CONFIG_DRM_MESON=m
>
> He reports that his kernel config results in the DRM driver's .shutdown
> callback to be executed after the power domain driver's .shutdown
> callback. That's problematic because meson_ee_pwrc_shutdown disables the
> clock which are used by the VPU IP. This causes the board to hang.

I didn't dig deeply on this yet because this smells very much like an
issue Art reported[1] and fixed.

What kernel version are you using, and does it contain
commit fa0c16caf3d7 (drm: meson_drv add shutdown function)

Kevin

[1] https://lore.kernel.org/dri-devel/20210302042202.3728113-1-art@khadas.com/

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