Re: [PATCH v2 3/3] dt-bindings: ata: Add device tree binding fir Mikrotik RB532 PATA controller

[Thomas Bogendoerfer]

On Mon, May 03, 2021 at 02:28:05PM -0500, Rob Herring wrote:
> On Wed, Apr 28, 2021 at 06:33:36PM +0200, Thomas Bogendoerfer wrote:
> > Add YAML devicetree binding for Mikrotik RB532 PATA controller.
> > 
> > Signed-off-by: Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx>
> > ---
> >  .../bindings/ata/mikrotek,rb532-pata.yaml     | 43 +++++++++++++++++++
> >  1 file changed, 43 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/ata/mikrotek,rb532-pata.yaml
> > 
> > diff --git a/Documentation/devicetree/bindings/ata/mikrotek,rb532-pata.yaml b/Documentation/devicetree/bindings/ata/mikrotek,rb532-pata.yaml
> > new file mode 100644
> > index 000000000000..f74880c4fd82
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/ata/mikrotek,rb532-pata.yaml
> > @@ -0,0 +1,43 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/ata/mikrotek,rb532-pata.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Mikrotek RB532 PATA Controller bindings
> 
> We have a common binding for this (ata/pata-common.yaml). Really, all 
> you'd gain is how to support 2 devices is defined. Should you use that? 
> Is CompactFlash only a single device, I don't remember. If so, is that a 
> limitation for the board or could 2 devices be supported?

there is only one device possible. So what do I need to put into the
yaml file for the driver ?  

Thomas.

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