Re: [PATCH v3 5/9] riscv: dts: starfive: jh7100-common: Setup pinmux and enable gmac

From: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
To: Conor Dooley <conor@kernel.org>,
	Emil Renner Berthing <emil.renner.berthing@canonical.com>
Cc: "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Emil Renner Berthing <kernel@esmil.dk>,
	Samin Guo <samin.guo@starfivetech.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Hal Feng <hal.feng@starfivetech.com>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Jose Abreu <joabreu@synopsys.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Richard Cochran <richardcochran@gmail.com>,
	Giuseppe Cavallaro <peppe.cavallaro@st.com>,
	netdev@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
	linux-clk@vger.kernel.org,
	linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org, kernel@collabora.com
Subject: Re: [PATCH v3 5/9] riscv: dts: starfive: jh7100-common: Setup pinmux and enable gmac
Date: Mon, 18 Dec 2023 13:48:21 +0200	[thread overview]
Message-ID: <11f7fbee-4795-4d5f-a5f8-901bc17683eb@collabora.com> (raw)
In-Reply-To: <20231217-rippling-galleria-904152e41f95@spud>

On 12/17/23 23:03, Conor Dooley wrote:
> On Sat, Dec 16, 2023 at 11:38:53AM -0800, Emil Renner Berthing wrote:
>> Cristian Ciocaltea wrote:
>>> Add pinmux configuration for DWMAC found on the JH7100 based boards and
>>> enable the related DT node, providing a basic PHY configuration.
>>>
>>> Co-developed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
>>> Signed-off-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
>>> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
>>> ---
>>>  .../boot/dts/starfive/jh7100-common.dtsi      | 85 +++++++++++++++++++
>>>  1 file changed, 85 insertions(+)
>>>
>>> diff --git a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
>>> index 42fb61c36068..5cafe8f5c2e7 100644
>>> --- a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
>>> +++ b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
>>> @@ -72,7 +72,92 @@ wifi_pwrseq: wifi-pwrseq {
>>>  	};
>>>  };
>>>
>>> +&gmac {
>>> +	pinctrl-names = "default";
>>> +	pinctrl-0 = <&gmac_pins>;
>>> +	phy-mode = "rgmii-id";
>>> +	phy-handle = <&phy>;
>>
>> I'm not sure if it's a generic policy or not, but I don't really like adding a
>> reference to a non-existant node here. I'd move this property to the board
>> files where the phy node is actually defined.
> 
> FWIW, I don't like the reference-in-the-wrong-place thing either.

Yeah, as I already mentioned this was unintentional, will fix in v4.

Thanks,
Cristian

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