Re: [PATCH v3 0/2] Use "ref" clocks from firmware for DSI PLL VCO parent
From: Marijn Suijten
Date: Tue Dec 14 2021 - 14:47:02 EST
Hi all,
On 2021-09-18 16:40:38, Marijn Suijten wrote:
> On 2021-09-14 14:44:01, Stephen Boyd wrote:
> > Quoting Marijn Suijten (2021-09-11 06:19:19)
> > > All DSI PHY/PLL drivers were referencing their VCO parent clock by a
> > > global name, most of which don't exist or have been renamed. These
> > > clock drivers seem to function fine without that except the 14nm driver
> > > for sdm6xx [1].
> > >
> > > At the same time all DTs provide a "ref" clock as per the requirements
> > > of dsi-phy-common.yaml, but the clock is never used. This patchset puts
> > > that clock to use without relying on a global clock name, so that all
> > > dependencies are explicitly defined in DT (the firmware) in the end.
> >
> > I can take this through clk tree if it helps avoid conflicts. There are
> > some other patches to sdm660.c in the clk tree already.
>
> Might be useful to maintain proper ordering of these dependent patches
> but it's up to Dmitry and Rob to decide, whom I'm sending this mail
> directly to so that they can chime in.
Dependent patch [3] landed in 5.15 and [2] made it into 5.16 rc's - is
it time to pick this series up and if so through what tree?
Repeating the links from patch 1/2:
[2]: https://lore.kernel.org/linux-arm-msm/20210830175739.143401-1-marijn.suijten@xxxxxxxxxxxxxx/
[3]: https://lore.kernel.org/linux-arm-msm/20210829203027.276143-2-marijn.suijten@xxxxxxxxxxxxxx/
Thanks!
- marijn