On Fri, Jul 31, 2020 at 11:38 AM Rob Herring <robh...@kernel.org> wrote:
>
> On Sun, Jul 26, 2020 at 9:15 PM Clark Wang <xiaoning.w...@nxp.com> wrote:
> >
> > Add "fsl,spi-only-use-cs1-sel" to fit i.MX8DXL-EVK.
> > Spi common code does not support use of CS signals discontinuously.
> > It only uses CS1 without using CS0. So, add this property to re-config
> > chipselect value.
> >
> > Signed-off-by: Clark Wang <xiaoning.w...@nxp.com>
> > ---
> > Changes:
> > V2:
> > - New patch added in the v2 patchset.
> > ---
> > Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml | 7 +++++++
> > 1 file changed, 7 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml
> > b/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml
> > index 143b94a1883a..22882e769e26 100644
> > --- a/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml
> > +++ b/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml
> > @@ -34,6 +34,12 @@ properties:
> > - const: per
> > - const: ipg
> >
> > + fsl,spi-only-use-cs1-sel:
> > + description:
> > + spi common code does not support use of CS signals discontinuously.
> > + i.MX8DXL-EVK board only uses CS1 without using CS0. Therefore, add
> > + this property to re-config the chipselect value in the LPSPI driver.
>
> This breaks linux-next and you didn't test with 'make dt_binding_check':
>
> /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml:
> properties:fsl,spi-only-use-cs1-sel: {'description': 'spi common code
> does not support use of CS signals discontinuously. i.MX8DXL-EVK board
> only uses CS1 without using CS0. Therefore, add this property to
> re-config the chipselect value in the LPSPI driver.'} is not valid
> under any of the given schemas (Possible causes of the failure):
>
> /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml:
> properties:fsl,spi-only-use-cs1-sel: 'not' is a required property
>
> The problem is you need a type definition for a vendor specific
> property. In this case 'type: boolean'.
Ping! And now Linus' tree is broken. If you can't be bothered to fix
this, perhaps it should be reverted.
Rob
