Re: [RFC PATCH v1 3/3] dt-bindings: thermal: Add yaml bindings for thermal zones

From: Rob Herring <robh@kernel.org>
To: Amit Kucheria <amit.kucheria@linaro.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
	linux-arm-msm <linux-arm-msm@vger.kernel.org>,
	Stephen Boyd <swboyd@chromium.org>,
	Matthias Kaehlcke <mka@chromium.org>,
	Daniel Lezcano <daniel.lezcano@linaro.org>,
	Zhang Rui <rui.zhang@intel.com>,
	Linux PM list <linux-pm@vger.kernel.org>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
	<devicetree@vger.kernel.org>
Subject: Re: [RFC PATCH v1 3/3] dt-bindings: thermal: Add yaml bindings for thermal zones
Date: Thu, 5 Mar 2020 09:37:54 -0600	[thread overview]
Message-ID: <CAL_JsqK_8MbxwKb9D4U0Cfv1m61zHWku4hJwiLaeOO6wkS8WCQ@mail.gmail.com> (raw)
In-Reply-To: <CAHLCerP1_xESMbLuSBsVz1XkrA0j_okbX+SxbefVSo4ttvX_fg@mail.gmail.com>

On Thu, Mar 5, 2020 at 6:50 AM Amit Kucheria <amit.kucheria@linaro.org> wrote:
>
> On Tue, Feb 25, 2020 at 12:10 AM Rob Herring <robh@kernel.org> wrote:
> >
> > On Mon, 24 Feb 2020 12:55:37 +0530, Amit Kucheria wrote:
> > > As part of moving the thermal bindings to YAML, split it up into 3
> > > bindings: thermal sensors, cooling devices and thermal zones.
> > >
> > > The thermal-zone binding is a software abstraction to capture the
> > > properties of each zone - how often they should be checked, the
> > > temperature thresholds (trips) at which mitigation actions need to be
> > > taken and the level of mitigation needed at those thresholds.
> > >
> > > Signed-off-by: Amit Kucheria <amit.kucheria@linaro.org>
> > > ---
> > >  .../bindings/thermal/thermal-zones.yaml       | 302 ++++++++++++++++++
> > >  1 file changed, 302 insertions(+)
> > >  create mode 100644 Documentation/devicetree/bindings/thermal/thermal-zones.yaml
> > >
> >
> > My bot found errors running 'make dt_binding_check' on your patch:
> >
> > Documentation/devicetree/bindings/display/simple-framebuffer.example.dts:21.16-37.11: Warning (chosen_node_is_root): /example-0/chosen: chosen node must be at root node
>
> This one isn't due to my patch, I believe.

Right, that's the one known warning...

> > /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/thermal/thermal-zones.example.dt.yaml: thermal-sensor@c263000: interrupt-names: ['uplow'] is too short
> > /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/thermal/thermal-zones.example.dt.yaml: thermal-sensor@c263000: interrupts: [[0, 506, 4]] is too short
> > /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/thermal/thermal-zones.example.dt.yaml: thermal-sensor@c265000: interrupt-names: ['uplow'] is too short
> > /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/thermal/thermal-zones.example.dt.yaml: thermal-sensor@c265000: interrupts: [[0, 507, 4]] is too short
>
> Fixed. Just for my information, did the check somehow figure out that
> this (incomplete) example needed the qcom-tsens.yaml binding (based on
> compatible string?) and then apply those rules to throw this error?

Yes. And setting DT_SCHEMA_FILES did change that to only check with
the specified schema file. However, that's now changed in linux-next
such that examples are always checked by all schemas and
DT_SCHEMA_FILES just limits which bindings to build and check.

Rob