Re: [PATCH 01/11] dt-bindings: add a binding document for MediaTek PERICFG controller

[Bartosz Golaszewski <brgl@bgdev.pl>]

śr., 13 maj 2020 o 04:38 Rob Herring <robh@kernel.org> napisał(a):
>
> On Tue, May 05, 2020 at 04:02:21PM +0200, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
> >
> > This adds a binding document for the PERICFG controller present on
> > MediaTek SoCs. For now the only variant supported is 'mt8516-pericfg'.
> >
> > Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
> > ---
> >  .../arm/mediatek/mediatek,pericfg.yaml        | 34 +++++++++++++++++++
> >  1 file changed, 34 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,pericfg.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,pericfg.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,pericfg.yaml
> > new file mode 100644
> > index 000000000000..74b2a6173ffb
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,pericfg.yaml
> > @@ -0,0 +1,34 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: "http://devicetree.org/schemas/arm/mediatek/mediatek,pericfg.yaml#"
> > +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> > +
> > +title: MediaTek Peripheral Configuration Controller
> > +
> > +maintainers:
> > +  - Bartosz Golaszewski <bgolaszewski@baylibre.com>
> > +
> > +properties:
> > +  compatible:
> > +    oneOf:
>
> Don't need oneOf.
>
> > +      - items:
> > +        - enum:
> > +          - mediatek,pericfg
>
> PERICFG is exactly the same register set and functions on all Mediatek
> SoCs? Needs to be more specific.
>
> > +        - const: syscon
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    pericfg: pericfg@10003050 {
> > +        compatible = "mediatek,mt8516-pericfg", "syscon";
> > +        reg = <0 0x10003050 0 0x1000>;
>
> Default for examples is 1 cell for addr and size.
>
> > +    };
> > --
> > 2.25.0
> >

Hi Rob,

I somehow missed the fact that there already is an old-style txt
binding document for pericfg. I'll first convert it and then add the
new compatible.

Bart