Re: [PATCH v2 6/6] fsl_pmc: update device bindings

From: Scott Wood
Date: Mon Aug 06 2018 - 20:14:14 EST


On Mon, 2018-04-16 at 10:13 -0500, Rob Herring wrote:
> On Wed, Apr 11, 2018 at 02:35:51PM +0800, Ran Wang wrote:
> > From: Li Yang <leoli@xxxxxxxxxxxxx>
>
> Needs a commit msg and the subject should give some indication of what
> the update is. And also start with "dt-bindings: ..."

This patch should also come before the patches that use the new binding.

> > - fsl,mpc8536-pmc: Sleep specifiers consist of three cells, the third of
> > - which will be ORed into PMCDR upon suspend, and cleared from PMCDR
> > - upon resume. The first two cells are as described for fsl,mpc8578-pmc.
> > - This sleep controller only supports disabling devices during system
> > - sleep, or permanently.
> > -
> > - fsl,mpc8548-pmc: Sleep specifiers consist of one or two cells, the
> > - first of which will be ORed into DEVDISR (and the second into
> > - DEVDISR2, if present -- this cell should be zero or absent if the
> > - hardware does not have DEVDISR2) upon a request for permanent device
> > - disabling. This sleep controller does not support configuring devices
> > - to disable during system sleep (unless supported by another compatible
> > - match), or dynamically.
>
> You seem to be breaking backwards compatibility with this change. I
> doubt that is okay on these platforms.

I don't think the sleep specifier stuff ever got used.

-Scott