[PATCH v2 1/2] dt-bindings: mmc: Document Aspeed SD controller

Andrew Jeffery andrew at aj.id.au
Tue Jul 16 10:36:11 AEST 2019



On Tue, 16 Jul 2019, at 07:47, Rob Herring wrote:
> On Thu, Jul 11, 2019 at 9:32 PM Andrew Jeffery <andrew at aj.id.au> wrote:
> >
> > The ASPEED SD/SDIO/eMMC controller exposes two slots implementing the
> > SDIO Host Specification v2.00, with 1 or 4 bit data buses, or an 8 bit
> > data bus if only a single slot is enabled.
> >
> > Signed-off-by: Andrew Jeffery <andrew at aj.id.au>
> > ---
> > In v2:
> >
> > * Rename to aspeed,sdhci.yaml
> > * Rename sd-controller compatible
> > * Add `maxItems: 1` for reg properties
> > * Move sdhci subnode description to patternProperties
> > * Drop sdhci compatible requirement
> > * #address-cells and #size-cells are required
> > * Prevent additional properties
> > * Implement explicit ranges in example
> > * Remove slot property
> >
> >  .../devicetree/bindings/mmc/aspeed,sdhci.yaml | 90 +++++++++++++++++++
> >  1 file changed, 90 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml b/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
> > new file mode 100644
> > index 000000000000..67a691c3348c
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
> > @@ -0,0 +1,90 @@
> > +# SPDX-License-Identifier: GPL-2.0-or-later
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/mmc/aspeed,sdhci.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: ASPEED SD/SDIO/eMMC Controller
> > +
> > +maintainers:
> > +  - Andrew Jeffery <andrew at aj.id.au>
> > +  - Ryan Chen <ryanchen.aspeed at gmail.com>
> > +
> > +description: |+
> > +  The ASPEED SD/SDIO/eMMC controller exposes two slots implementing the SDIO
> > +  Host Specification v2.00, with 1 or 4 bit data buses, or an 8 bit data bus if
> > +  only a single slot is enabled.
> > +
> > +  The two slots are supported by a common configuration area. As the SDHCIs for
> > +  the slots are dependent on the common configuration area, they are described
> > +  as child nodes.
> > +
> > +properties:
> > +  compatible:
> > +    enum: [ aspeed,ast2400-sd-controller, aspeed,ast2500-sd-controller ]
> 
> This is actually a list of 4 strings. Please reformat to 1 per line.

On reflection that's obvious, but also a somewhat subtle interaction with the
preference for no quotes (the obvious caveat being "except where required").

Thanks for pointing it out.

I have been running `make dt_binding_check` and `make dtbs_check` over
these, looks like I need to up my game a bit though. Do you do additional things
in your workflow?

Andrew


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