Re: rk3399 "power off" gpu?

From: Bjoern A. Zeeb <bzeeb-lists_at_lists.zabbadoz.net>
Date: Wed, 7 Jul 2021 18:04:12 +0000 (UTC)
On Wed, 7 Jul 2021, Emmanuel Vadot wrote:

> The mali part in RK3399 is powered via an external regulator.
> If the regulator is unused it's automatically shutdown in FreeBSD
> unless you set hw.regulator.disable_unused=0.
> That being said on rockpro64 the always-on property is set for this
> regulator so you will need some overlay that removes this property.

Thank you Manu for the quick reply!

I had seen the  regulator-off-in-suspend;  hence hinting
at that but missed the regulator-always-on; regulator-boot-on; doh!
in the rk3399-nanopi4.dtsi.

I'll give it a try tonight.

/bz

-- 
Bjoern A. Zeeb                                                     r15:7
Received on Wed Jul 07 2021 - 18:04:12 UTC

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