Re: [RESEND PATCH v1 0/5] Solve postboot supplier cleanup and optimize probe ordering

From: Rob Herring
Date: Wed Jun 26 2019 - 17:31:11 EST

On Mon, Jun 24, 2019 at 9:54 PM Greg Kroah-Hartman
<gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Mon, Jun 24, 2019 at 03:37:07PM -0700, Sandeep Patil wrote:
> > We are trying to make sure that all (most) drivers in an Aarch64 system can
> > be kernel modules for Android, like any other desktop system for
> > example. There are a number of problems we need to fix before that happens
> > ofcourse.
> I will argue that this is NOT an android-specific issue. If the goal of
> creating an arm64 kernel that will "just work" for a wide range of
> hardware configurations without rebuilding is going to happen, we need
> to solve this problem with DT. This goal was one of the original wishes
> of the arm64 development effort, let's not loose sight of it as
> obviously, this is not working properly just yet.

I fail to see how the different Linux behavior between drivers
built-in and as modules has anything whatsoever to do with DT. Fix the
problems in Linux and use the dependencies that are already expressed
in DT and *then* we can talk about using DT to provide *hints* for
solving any remaining problems.