linux-kernel - Re: [PATCH v2 2/2] arm64: dts: mediatek: Set mediatek,mac-wol on DWMAC node for all boards

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Message-ID: <bdbfb1db-1291-4f95-adc9-36969bb51eb4@collabora.com>
Date: Thu, 14 Nov 2024 10:26:34 +0100
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Nícolas F. R. A. Prado <nfraprado@...labora.com>,
 Michael Walle <mwalle@...nel.org>
Cc: kernel@...labora.com, netdev@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-mediatek@...ts.infradead.org, Andrew Lunn <andrew+netdev@...n.ch>,
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Matthias Brugger
 <matthias.bgg@...il.com>, Biao Huang <biao.huang@...iatek.com>,
 Alexandre Torgue <alexandre.torgue@...s.st.com>,
 Jose Abreu <joabreu@...opsys.com>,
 Maxime Coquelin <mcoquelin.stm32@...il.com>,
 Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
 Andrew Halaney <ahalaney@...hat.com>, Simon Horman <horms@...nel.org>
Subject: Re: [PATCH v2 2/2] arm64: dts: mediatek: Set mediatek,mac-wol on
 DWMAC node for all boards

Il 09/11/24 16:16, Nícolas F. R. A. Prado ha scritto:
> Due to the mediatek,mac-wol property previously being handled backwards
> by the dwmac-mediatek driver, its use in the DTs seems to have been
> inconsistent.
> 
> Now that the driver has been fixed, correct this description. All the
> currently upstream boards support MAC WOL, so add the mediatek,mac-wol
> property to the missing ones.
> 
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
> ---
>   arch/arm64/boot/dts/mediatek/mt2712-evb.dts                   | 1 +
>   arch/arm64/boot/dts/mediatek/mt8195-demo.dts                  | 1 +
>   arch/arm64/boot/dts/mediatek/mt8395-kontron-3-5-sbc-i1200.dts | 1 +
>   3 files changed, 3 insertions(+)
> 

..snip..

> diff --git a/arch/arm64/boot/dts/mediatek/mt8195-demo.dts b/arch/arm64/boot/dts/mediatek/mt8195-demo.dts
> index 31d424b8fc7cedef65489392eb279b7fd2194a4a..c12684e8c449b2d7b3b3a79086925bfe5ae0d8f8 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8195-demo.dts
> +++ b/arch/arm64/boot/dts/mediatek/mt8195-demo.dts
> @@ -109,6 +109,7 @@ &eth {
>   	pinctrl-names = "default", "sleep";
>   	pinctrl-0 = <&eth_default_pins>;
>   	pinctrl-1 = <&eth_sleep_pins>;
> +	mediatek,mac-wol;

The demo board has the same WoL capability as the EVK, so you can avoid adding the
mac-wol property here.

>   	status = "okay";
>   
>   	mdio {
> diff --git a/arch/arm64/boot/dts/mediatek/mt8395-kontron-3-5-sbc-i1200.dts b/arch/arm64/boot/dts/mediatek/mt8395-kontron-3-5-sbc-i1200.dts
> index e2e75b8ff91880711c82f783c7ccbef4128b7ab4..4985b65925a9ed10ad44a6e58b9657a9dd48751f 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8395-kontron-3-5-sbc-i1200.dts
> +++ b/arch/arm64/boot/dts/mediatek/mt8395-kontron-3-5-sbc-i1200.dts
> @@ -271,6 +271,7 @@ &eth {
>   	pinctrl-names = "default", "sleep";
>   	pinctrl-0 = <&eth_default_pins>;
>   	pinctrl-1 = <&eth_sleep_pins>;
> +	mediatek,mac-wol;

I'm mostly sure that Kontron's i1200 works the same as the EVK in regards to WoL.

Michael, I recall you worked on this board - can you please confirm?

Thanks,
Angelo