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From: Rob Herring <robh@kernel.org>
To: Martin Cerveny <M.Cerveny@computer.org>
Cc: devicetree@vger.kernel.org,
	Herbert Xu <herbert@gondor.apana.org.au>,
	linux-kernel@vger.kernel.org, Chen-Yu Tsai <wens@csie.org>,
	Corentin Labbe <clabbe.montjoie@gmail.com>,
	Maxime Ripard <maxime@cerno.tech>,
	"David S. Miller" <davem@davemloft.net>,
	linux-arm-kernel@lists.infradead.org,
	linux-crypto@vger.kernel.org
Subject: Re: [PATCH v2 1/3] dt-bindings: crypto: add new compatible for V3s
Date: Mon, 14 Sep 2020 12:24:42 -0600	[thread overview]
Message-ID: <20200914182442.GA4180717@bogus> (raw)
In-Reply-To: <alpine.GSO.2.00.2009051749080.3102@dmz.c-home.cz>

On Sat, Sep 05, 2020 at 05:51:48PM +0200, Martin Cerveny wrote:
> 
> On Wed, 2 Sep 2020, Corentin Labbe wrote:
> > On Tue, Sep 01, 2020 at 01:40:15PM +0200, Maxime Ripard wrote:
> > > On Tue, Sep 01, 2020 at 12:57:19PM +0200, Corentin Labbe wrote:
> > > > On Tue, Sep 01, 2020 at 11:32:49AM +0200, Maxime Ripard wrote:
> > > > > On Mon, Aug 31, 2020 at 09:30:59AM +0200, Martin Cerveny wrote:
> > > > > > Like A33 "sun4i-ss" has a difference, it give SHA1 digest
> > > > > > directly in BE. So add new compatible.
> > > > > > 
> > > > > > Tested-by: Martin Cerveny <m.cerveny@computer.org>
> > > > > 
> > > > > The Tested-by tag is for the other developpers. You're very much
> > > > > expected to have tested your patch before contributing it.
> > > > > 
> > > > > > Signed-off-by: Martin Cerveny <m.cerveny@computer.org>
> > > > > > ---
> > > > > >  .../bindings/crypto/allwinner,sun4i-a10-crypto.yaml          | 5 ++++-
> > > > > >  1 file changed, 4 insertions(+), 1 deletion(-)
> > > > > > 
> > > > > > diff --git a/Documentation/devicetree/bindings/crypto/allwinner,sun4i-a10-crypto.yaml b/Documentation/devicetree/bindings/crypto/allwinner,sun4i-a10-crypto.yaml
> > > > > > index fc823572b..180efd13a 100644
> > > > > > --- a/Documentation/devicetree/bindings/crypto/allwinner,sun4i-a10-crypto.yaml
> > > > > > +++ b/Documentation/devicetree/bindings/crypto/allwinner,sun4i-a10-crypto.yaml
> > > > > > @@ -25,6 +25,7 @@ properties:
> > > > > >            - const: allwinner,sun4i-a10-crypto
> > > > > >        - items:
> > > > > >            - const: allwinner,sun8i-a33-crypto
> > > > > > +      - const: allwinner,sun8i-v3s-crypto
> > > > > 
> > > > > If it's compatible with the A33, why do we need to introduce a new compatible?
> > > > > 
> > > > > > 
> > > > > >    reg:
> > > > > >      maxItems: 1
> > > > > > @@ -59,7 +60,9 @@ if:
> > > > > >    properties:
> > > > > >      compatible:
> > > > > >        contains:
> > > > > > -        const: allwinner,sun6i-a31-crypto
> > > > > > +        oneOf:
> > > > > > +          - const: allwinner,sun6i-a31-crypto
> > > > > > +          - const: allwinner,sun8i-v3s-crypto
> > > > > 
> > > > > I guess the A33 compatible should be on that list as well?
> > > > 
> > > > This is the list of "need reset".
> > > > So we cannot use allwinner,sun8i-a33-crypto
> > > > Probably this explanation should be in the commit message.
> > > 
> > > But the A33 has a reset in the DTSI
> > > 
> > 
> > 
> > Oh right so I need to send a fix for that and Martin Cerveny could simply use the "allwinner,sun8i-a33-crypto" (and so keep only patch #1(DTS))
> > 
> > Regards
> > 
> 
> What is "right" solution for DTSI ?
> - compatible = "allwinner,sun8i-a33-crypto";
> OR
> - compatible = "allwinner,sun8i-v3s-crypto", "allwinner,sun8i-a33-crypto";
> (but unimplemented "allwinner,sun8i-v3s-crypto")

Generally, this one in case you have differences like bugs or features.

Rob

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  reply	other threads:[~2020-09-14 18:26 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-31  7:30 [PATCH v2 0/3] crypto: sun4i-ss: add support for V3s Martin Cerveny
2020-08-31  7:30 ` [PATCH v2 1/3] dt-bindings: crypto: add new compatible " Martin Cerveny
2020-09-01  9:32   ` Maxime Ripard
2020-09-01 10:57     ` Corentin Labbe
2020-09-01 11:40       ` Maxime Ripard
2020-09-02  6:28         ` Corentin Labbe
2020-09-05 15:51           ` Martin Cerveny
2020-09-14 18:24             ` Rob Herring [this message]
2020-08-31  7:31 ` [PATCH v2 2/3] ARM: dts: sun8i: v3s: Enable crypto engine Martin Cerveny
2020-09-01  9:33   ` Maxime Ripard
2020-08-31  7:31 ` [PATCH v2 3/3] crypto: sun4i-ss - add the V3s variant of SS Martin Cerveny
2020-08-31 11:50   ` Corentin Labbe

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