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Date: Wed, 27 Mar 2024 01:56:41 +0000
From: ChunHau Tan <chunhau.tan@...rfivetech.com>
To: Rob Herring <robh@...nel.org>
CC: "David S . Miller" <davem@...emloft.net>, Eric Dumazet
<edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
<pabeni@...hat.com>, Emil Renner Berthing <kernel@...il.dk>, Krzysztof
Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley
<conor+dt@...nel.org>, Maxime Coquelin <mcoquelin.stm32@...il.com>, Alexandre
Torgue <alexandre.torgue@...s.st.com>, Simon Horman <horms@...nel.org>,
Bartosz Golaszewski <bartosz.golaszewski@...aro.org>, Andrew Halaney
<ahalaney@...hat.com>, Jisheng Zhang <jszhang@...nel.org>,
Uwe Kleine-König <u.kleine-koenig@...gutronix.de>, Russell
King <rmk+kernel@...linux.org.uk>, Leyfoon Tan
<leyfoon.tan@...rfivetech.com>, JeeHeng Sia <jeeheng.sia@...rfivetech.com>,
"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linux-stm32@...md-mailman.stormreply.com"
<linux-stm32@...md-mailman.stormreply.com>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>, "linux-riscv@...ts.infradead.org"
<linux-riscv@...ts.infradead.org>
Subject: RE: [PATCH v4 1/1] dt-bindings: net: starfive,jh7110-dwmac: Add
StarFive JH8100 support
> -----Original Message-----
> From: Rob Herring <robh@...nel.org>
> Sent: Wednesday, 27 March, 2024 5:34 AM
> To: ChunHau Tan <chunhau.tan@...rfivetech.com>
> Cc: David S . Miller <davem@...emloft.net>; Eric Dumazet
> <edumazet@...gle.com>; Jakub Kicinski <kuba@...nel.org>; Paolo Abeni
> <pabeni@...hat.com>; Emil Renner Berthing <kernel@...il.dk>; Krzysztof
> Kozlowski <krzysztof.kozlowski+dt@...aro.org>; Conor Dooley
> <conor+dt@...nel.org>; Maxime Coquelin <mcoquelin.stm32@...il.com>;
> Alexandre Torgue <alexandre.torgue@...s.st.com>; Simon Horman
> <horms@...nel.org>; Bartosz Golaszewski <bartosz.golaszewski@...aro.org>;
> Andrew Halaney <ahalaney@...hat.com>; Jisheng Zhang <jszhang@...nel.org>;
> Uwe Kleine-König <u.kleine-koenig@...gutronix.de>; Russell King
> <rmk+kernel@...linux.org.uk>; Leyfoon Tan <leyfoon.tan@...rfivetech.com>;
> JeeHeng Sia <jeeheng.sia@...rfivetech.com>; netdev@...r.kernel.org;
> devicetree@...r.kernel.org; linux-kernel@...r.kernel.org;
> linux-stm32@...md-mailman.stormreply.com;
> linux-arm-kernel@...ts.infradead.org; linux-riscv@...ts.infradead.org
> Subject: Re: [PATCH v4 1/1] dt-bindings: net: starfive,jh7110-dwmac: Add
> StarFive JH8100 support
>
> On Mon, Mar 25, 2024 at 10:25:05PM -0700, Tan Chun Hau wrote:
> > Add StarFive JH8100 dwmac support.
> > The JH8100 dwmac shares the same driver code as the JH7110 dwmac and
> > has only one reset signal.
> >
> > Please refer to below:
> >
> > JH8100: reset-names = "stmmaceth";
> > JH7110: reset-names = "stmmaceth", "ahb";
> > JH7100: reset-names = "ahb";
> >
> > Example usage of JH8100 in the device tree:
> >
> > gmac0: ethernet@...30000 {
> > compatible = "starfive,jh8100-dwmac",
> > "starfive,jh7110-dwmac",
> > "snps,dwmac-5.20";
> > ...
> > };
> >
> > Signed-off-by: Tan Chun Hau <chunhau.tan@...rfivetech.com>
> > ---
> > .../devicetree/bindings/net/snps,dwmac.yaml | 1 +
> > .../bindings/net/starfive,jh7110-dwmac.yaml | 54 ++++++++++++++-----
> > 2 files changed, 41 insertions(+), 14 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> > b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> > index 6b0341a8e0ea..a6d596b7dcf4 100644
> > --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> > +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> > @@ -97,6 +97,7 @@ properties:
> > - snps,dwxgmac-2.10
> > - starfive,jh7100-dwmac
> > - starfive,jh7110-dwmac
> > + - starfive,jh8100-dwmac
> >
> > reg:
> > minItems: 1
> > diff --git
> > a/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
> > b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
> > index 0d1962980f57..ce018e9768d2 100644
> > --- a/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
> > +++ b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
> > @@ -18,6 +18,7 @@ select:
> > enum:
> > - starfive,jh7100-dwmac
> > - starfive,jh7110-dwmac
> > + - starfive,jh8100-dwmac
> > required:
> > - compatible
> >
> > @@ -30,6 +31,10 @@ properties:
> > - items:
> > - const: starfive,jh7110-dwmac
> > - const: snps,dwmac-5.20
> > + - items:
> > + - const: starfive,jh8100-dwmac
> > + - const: starfive,jh7110-dwmac
> > + - const: snps,dwmac-5.20
> >
> > reg:
> > maxItems: 1
> > @@ -107,20 +112,41 @@ allOf:
> > contains:
> > const: starfive,jh7110-dwmac
> > then:
> > - properties:
> > - interrupts:
> > - minItems: 3
> > - maxItems: 3
> > -
> > - interrupt-names:
> > - minItems: 3
> > - maxItems: 3
>
> interrupts and interrupt-names are the same, so you can leave them here instead
> of duplicating them as you have.
Okay, thank you for the feedback.
>
> > -
> > - resets:
> > - minItems: 2
> > -
> > - reset-names:
> > - minItems: 2
> > + if:
> > + properties:
> > + compatible:
> > + contains:
> > + const: starfive,jh8100-dwmac
> > + then:
> > + properties:
> > + interrupts:
> > + minItems: 3
> > + maxItems: 3
> > +
> > + interrupt-names:
> > + minItems: 3
> > + maxItems: 3
> > +
> > + resets:
> > + maxItems: 1
> > +
> > + reset-names:
> > + const: stmmaceth
> > + else:
> > + properties:
> > + interrupts:
> > + minItems: 3
> > + maxItems: 3
> > +
> > + interrupt-names:
> > + minItems: 3
> > + maxItems: 3
> > +
> > + resets:
> > + minItems: 2
> > +
> > + reset-names:
> > + minItems: 2
> >
> > unevaluatedProperties: false
> >
> > --
> > 2.25.1
> >
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