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From: Maxime Ripard <mripard@kernel.org>
To: Corentin Labbe <clabbe.montjoie@gmail.com>
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
	herbert@gondor.apana.org.au, linux-sunxi@googlegroups.com,
	linux@armlinux.org.uk, linux-kernel@vger.kernel.org,
	wens@csie.org, robh+dt@kernel.org, linux-crypto@vger.kernel.org,
	davem@davemloft.net, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 3/9] dt-bindings: crypto: Add DT bindings documentation for sun8i-ce Crypto Engine
Date: Thu, 12 Sep 2019 11:37:37 +0200
Message-ID: <20190912093737.s6iu63sdncij2qib@localhost.localdomain> (raw)
In-Reply-To: <20190911183158.GA8264@Red>

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Hi Corentin,

On Wed, Sep 11, 2019 at 08:31:58PM +0200, Corentin Labbe wrote:
> On Sat, Sep 07, 2019 at 07:01:16AM +0300, Maxime Ripard wrote:
> > On Fri, Sep 06, 2019 at 08:45:45PM +0200, Corentin Labbe wrote:
> > > This patch adds documentation for Device-Tree bindings for the
> > > Crypto Engine cryptographic accelerator driver.
> > >
> > > Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
> > > ---
> > >  .../bindings/crypto/allwinner,sun8i-ce.yaml   | 84 +++++++++++++++++++
> > >  1 file changed, 84 insertions(+)
> > >  create mode 100644 Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml
> > >
> > > diff --git a/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml b/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml
> [...]
> > > +else:
> > > +  clocks:
> > > +    items:
> > > +      - description: Bus clock
> > > +      - description: Module clock
> > > +
> > > +  clock-names:
> > > +    items:
> > > +      - const: ahb
> > > +      - const: mod
> > > +
> > > +  resets:
> > > +    maxItems: 1
> > > +
> > > +  reset-names:
> > > +    const: ahb
> > 
> > This prevents the usage of the additionalProperties property, which
> > you should really use.
> > 
> > What you can do instead is moving the clocks and clock-names
> > description under properties, with a minItems of 2 and a maxItems of
> > 3. Then you can restrict the length of that property to either 2 or 3
> > depending on the case here.
> > 
> 
> Hello
> 
> I fail to do this.
> I do the following (keeped only clock stuff)
> properties:
> 
>   clocks:
>     items:
>       - description: Bus clock
>       - description: Module clock
>       - description: MBus clock

Add minItems: 2  and maxItems: 3 at the same level than items

> 
>   clock-names:
>     items:
>       - const: ahb
>       - const: mod
>       - const: mbus

And here as well

Something I missed earlier though was that we've tried to unify as
much as possible the ahb / apb / axi clocks around the bus name, it
would be great if you could do it.

> 
> if:
>   properties:
>     compatible:
>       items:
>         const: allwinner,sun50i-h6-crypto
> then:
>   properties:
>       clocks:
>         minItems: 3
>         maxItems: 3
>       clock-names:
>         minItems: 3
>         maxItems: 3

You don't need to duplicate the min and maxItems here

Maxime

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Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-06 18:45 [PATCH 0/9] crypto: add sun8i-ce driver for Allwinner crypto engine Corentin Labbe
2019-09-06 18:45 ` [PATCH 1/9] crypto: Add allwinner subdirectory Corentin Labbe
2019-09-07  3:54   ` Maxime Ripard
2019-09-07 17:53     ` Corentin Labbe
2019-09-06 18:45 ` [PATCH 2/9] crypto: Add Allwinner sun8i-ce Crypto Engine Corentin Labbe
2019-09-07  8:19   ` Maxime Ripard
2019-09-07 19:04     ` Corentin Labbe
2019-09-09 11:38       ` Maxime Ripard
2019-09-09 13:19         ` Corentin Labbe
2019-09-09 13:59           ` Maxime Ripard
2019-09-06 18:45 ` [PATCH 3/9] dt-bindings: crypto: Add DT bindings documentation for " Corentin Labbe
2019-09-07  4:01   ` Maxime Ripard
2019-09-11 18:31     ` Corentin Labbe
2019-09-12  9:37       ` Maxime Ripard [this message]
2019-09-12 20:26         ` Chen-Yu Tsai
2019-09-12 20:33           ` Maxime Ripard
2019-09-12 20:37             ` Chen-Yu Tsai
2019-09-13 12:11               ` Maxime Ripard
2019-09-06 18:45 ` [PATCH 4/9] ARM: dts: sun8i: r40: add crypto engine node Corentin Labbe
2019-09-07  4:02   ` Maxime Ripard
2019-09-07 17:54     ` Corentin Labbe
2019-09-06 18:45 ` [PATCH 5/9] ARM: dts: sun8i: h3: Add Crypto Engine node Corentin Labbe
2019-09-06 18:45 ` [PATCH 6/9] ARM64: dts: allwinner: sun50i: Add Crypto Engine node on A64 Corentin Labbe
2019-09-07  4:02   ` Maxime Ripard
2019-09-07 17:54     ` Corentin Labbe
2019-09-06 18:45 ` [PATCH 7/9] ARM64: dts: allwinner: sun50i: Add crypto engine node on H5 Corentin Labbe
2019-09-06 18:45 ` [PATCH 8/9] ARM64: dts: allwinner: sun50i: Add Crypto Engine node on H6 Corentin Labbe
2019-09-06 18:45 ` [PATCH 9/9] sunxi_defconfig: add new crypto options Corentin Labbe
2019-09-07  4:03   ` Maxime Ripard
2019-09-07 17:55     ` Corentin Labbe
2019-09-13  8:15     ` Corentin Labbe
2019-09-13 12:10       ` Maxime Ripard

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