linux-kernel - Re: [PATCH 1/3] arm64: dts: marvell: eDPU: drop redundant address/size-cells

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Date: Sun, 05 May 2024 18:06:12 +0200
From: Gregory CLEMENT <gregory.clement@...tlin.com>
To: Krzysztof Kozlowski <krzk@...nel.org>, Robert Marko
 <robert.marko@...tura.hr>, Andrew Lunn <andrew@...n.ch>, Sebastian
 Hesselbarth <sebastian.hesselbarth@...il.com>, Rob Herring
 <robh@...nel.org>, Krzysztof Kozlowski
 <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>,
 linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org
Cc: Krzysztof Kozlowski <krzk@...nel.org>
Subject: Re: [PATCH 1/3] arm64: dts: marvell: eDPU: drop redundant
 address/size-cells

Krzysztof Kozlowski <krzk@...nel.org> writes:

> The ethernet-switch node does not have children with unit addresses, so
> address/size-cells are not really correct, as reported by dtc W=1
> warning:
>
>   armada-3720-eDPU.dts:26.19-60.4: Warning (avoid_unnecessary_addr_size): /soc/internal-regs@...00000/mdio@...04/switch@0: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
>
> This probably also fixes dtbs_check warning, but I could not find it, so
> not sure about that.
>
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>

Applied on mvebu/dt64 as well as the 2 other pacthes.

Thanks,

Gregory

> ---
>  arch/arm64/boot/dts/marvell/armada-3720-eDPU.dts | 2 --
>  1 file changed, 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/marvell/armada-3720-eDPU.dts b/arch/arm64/boot/dts/marvell/armada-3720-eDPU.dts
> index d6d37a1f6f38..91c2f8b4edfa 100644
> --- a/arch/arm64/boot/dts/marvell/armada-3720-eDPU.dts
> +++ b/arch/arm64/boot/dts/marvell/armada-3720-eDPU.dts
> @@ -25,8 +25,6 @@ &mdio {
>  	/* Actual device is MV88E6361 */
>  	switch: switch@0 {
>  		compatible = "marvell,mv88e6190";
> -		#address-cells = <1>;
> -		#size-cells = <0>;
>  		reg = <0>;
>  		status = "disabled";
>  
> -- 
> 2.34.1