linux-kernel - Re: [PATCH 4/6] arm64: dts: marvell: cn9130-db: drop wrong unit-addresses

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Date: Mon, 1 Apr 2024 16:52:15 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: Gregory Clement <gregory.clement@...tlin.com>,
	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
Subject: Re: [PATCH 4/6] arm64: dts: marvell: cn9130-db: drop wrong
 unit-addresses

On Mon, Apr 01, 2024 at 04:10:49PM +0200, Krzysztof Kozlowski wrote:
> Top-level nodes, not being on MMIO bus, do not have "reg" properties and
> should not have unit addresses.  Correct their name as well to match
> "Generic node names" recommendation from Devicetree specification.
> This also fixes dtc W=1 warnings:
> 
>   cn9130-db.dtsi:28.11-31.4: Warning (unique_unit_address_if_enabled): /memory@0: duplicate unit-address (also used in node /ap0_sd_vccq@0)
>   cn9130-db.dtsi:28.11-31.4: Warning (unique_unit_address_if_enabled): /memory@0: duplicate unit-address (also used in node /cp0_usb3_vbus@0)
>   cn9130-db.dtsi:33.33-40.4: Warning (unique_unit_address_if_enabled): /ap0_sd_vccq@0: duplicate unit-address (also used in node /cp0_usb3_vbus@0)
>   cn9130-db.dtsi:28.11-31.4: Warning (unique_unit_address_if_enabled): /memory@0: duplicate unit-address (also used in node /cp0_usb3_phy@0)
>   cn9130-db.dtsi:33.33-40.4: Warning (unit_address_vs_reg): /ap0_sd_vccq@0: node has a unit name, but no reg or ranges property
>   cn9130-db.dtsi:42.38-49.4: Warning (unit_address_vs_reg): /cp0_usb3_vbus@0: node has a unit name, but no reg or ranges property
>   cn9130-db.dtsi:51.34-54.4: Warning (unit_address_vs_reg): /cp0_usb3_phy@0: node has a unit name, but no reg or ranges property
>   cn9130-db.dtsi:56.38-63.4: Warning (unit_address_vs_reg): /cp0_usb3_vbus@1: node has a unit name, but no reg or ranges property
> 
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew