Re: [PATCH] soc: amlogic: meson-gx-pwrc-vpu: fix power-off when powered by bootloader

From: Kevin Hilman
Date: Wed Nov 08 2017 - 19:51:15 EST


Arnd, Olof,

Neil Armstrong <narmstrong@xxxxxxxxxxxx> writes:

> In the case the VPU power domain has been powered on by the bootloader
> and no driver are attached to this power domain, the genpd will power it
> off after a certain amount of time, but the clocks hasn't been enabled
> by the kernel itself and the power-off will trigger some faults.
> This patch enable the clocks to have a coherent state for an eventual
> poweroff and switches to the pm_domain_always_on_gov governor.
>
> Fixes: 75fcb5ca4b46 ("soc: amlogic: add Meson GX VPU Domains driver")
> Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>

Tested-by: Kevin Hilman <khilman@xxxxxxxxxxxx>

This fixes a patch that's currently in arm-soc next/drivers (or
amlogic/drivers-2 to be precise.)

If it's not too late, please feel free to apply directly. If not, I
will queue up for v4.15-rc fixes cycle.

Thanks,

Kevin