(subset) [PATCH v5 0/2] driver: reset: spacemit-p1: add driver for poweroff/reboot

Troy Mitchell troy.mitchell at linux.spacemit.com
Wed Nov 5 05:10:21 PST 2025


On Wed, Nov 05, 2025 at 10:11:49AM +0000, Lee Jones wrote:
> On Wed, 05 Nov 2025, Lee Jones wrote:
> 
> > On Wed, 05 Nov 2025, Troy Mitchell wrote:
> > 
> > > On Wed, Nov 05, 2025 at 09:34:21AM +0000, Lee Jones wrote:
> > > > On Tue, 04 Nov 2025, Troy Mitchell wrote:
> > > > 
> > > > > On Mon, Nov 03, 2025 at 01:48:33AM +0100, Sebastian Reichel wrote:
> > > > > > 
> > > > > > On Mon, 03 Nov 2025 00:01:58 +0100, Aurelien Jarno wrote:
> > > > > > > This adds poweroff/reboot support for the SpacemiT P1 PMIC chip, which is
> > > > > > > commonly paired with the SpacemiT K1 SoC.
> > > > > > > 
> > > > > > > Note: For reliable operation, this driver depends on a this patch that adds
> > > > > > > atomic transfer support to the SpacemiT I2C controller driver:
> > > > > > >   https://lore.kernel.org/spacemit/20251009-k1-i2c-atomic-v4-1-a89367870286@linux.spacemit.com/
> > > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > > dependency is here.
> > > > > > > 
> > > > > > > [...]
> > > > > > 
> > > > > > Applied, thanks!
> > > > > > 
> > > > > > [1/2] driver: reset: spacemit-p1: add driver for poweroff/reboot
> > > > > >       commit: 28124cc0fb8c7dc01a6834d227351e25d9a92c58
> > > > > Should we apply it now? The dependency patch hasn’t been merged yet...
> > > > 
> > > > What is the dependency?
> > > I point it out above.
> > > Without this patch, reboot and shutdown would end up calling the non-atomic i2c_transfer.
> > 
> > Okay, thanks.  I was mostly checking that you weren't referring to the
> > MFD patch, which doesn't represent a true dependency.
> 
> To save Sebastian some trouble, let's keep the reboot patch applied.
> 
> I'll hold off on the MFD one, which will ensure that reboot isn't probed.
> 
> Let me know when the dep is merged and I'll hoover up the rest of the set.
Okay. I'll reply this thread when the dependency is merged.

                            - Troy
> 
> -- 
> Lee Jones [李琼斯]
> 



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