Re: [PATCH] dt-bindings: clock: imx8mn: Fix tab indentation for yaml file

From: Stephen Boyd
Date: Wed Aug 07 2019 - 19:59:27 EST


Quoting Rob Herring (2019-07-25 14:37:24)
> On Thu, Jul 25, 2019 at 3:06 PM Stephen Boyd <sboyd@xxxxxxxxxx> wrote:
> >
> > Quoting Anson.Huang@xxxxxxx (2019-07-24 19:05:51)
> > > From: Anson Huang <Anson.Huang@xxxxxxx>
> > >
> > > YAML file can NOT contain tab as indentation, fix it.
> > >
> >
> > Would be nice if checkpatch could check for this.
>
> Would be nice if folks just ran 'make dt_binding_check'. :) It
> wouldn't be hard to add a tab check to checkpatch, but that's just one
> potential problem.
>

Cool, thanks for the pointer. Seems I forgot :)

Here's a patch to improve the documentation and make help to answer
questions I had about how to work this into my workflow.

diff --git a/Documentation/devicetree/writing-schema.md b/Documentation/devicetree/writing-schema.md
index dc032db36262..17ad67887fde 100644
--- a/Documentation/devicetree/writing-schema.md
+++ b/Documentation/devicetree/writing-schema.md
@@ -120,6 +120,7 @@ This will first run the `dt_binding_check` which generates the processed schema.
It is also possible to run checks with a single schema file by setting the
'DT_SCHEMA_FILES' variable to a specific schema file.

+`make dt_binding_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/trivial-devices.yaml`
`make dtbs_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/trivial-devices.yaml`


diff --git a/Makefile b/Makefile
index 9be5834073f8..96bb28aa1c46 100644
--- a/Makefile
+++ b/Makefile
@@ -1503,8 +1503,10 @@ help:
@echo ''
@$(if $(dtstree), \
echo 'Devicetree:'; \
- echo '* dtbs - Build device tree blobs for enabled boards'; \
- echo ' dtbs_install - Install dtbs to $(INSTALL_DTBS_PATH)'; \
+ echo '* dtbs - Build device tree blobs for enabled boards'; \
+ echo ' dtbs_install - Install dtbs to $(INSTALL_DTBS_PATH)'; \
+ echo ' dt_binding_check - Validate device tree binding documents'; \
+ echo ' dtbs_check - Validate device tree source files'; \
echo '')

@echo 'Userspace tools targets:'