linux-kernel - Re: [PATCH] powerpc/prom_init: Fixup missing powermac #size-cells on i2s nodes

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Message-ID: <1742502327@msgid.manchmal.in-ulm.de>
Date: Thu, 20 Mar 2025 21:26:56 +0100
From: Christoph Biedl <linux-kernel.bfrz@...chmal.in-ulm.de>
To: "Rob Herring (Arm)" <robh@...nel.org>
Cc: Madhavan Srinivasan <maddy@...ux.ibm.com>,
	Michael Ellerman <mpe@...erman.id.au>,
	Nicholas Piggin <npiggin@...il.com>,
	Christophe Leroy <christophe.leroy@...roup.eu>,
	Naveen N Rao <naveen@...nel.org>, linuxppc-dev@...ts.ozlabs.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] powerpc/prom_init: Fixup missing powermac #size-cells on
 i2s nodes

Rob Herring (Arm) wrote...

> On some powermacs `i2s` nodes are missing `#size-cells` properties,
> which is deprecated and now triggers a warning at boot since commit
> 045b14ca5c36 ("of: WARN on deprecated #address-cells/#size-cells
> handling").

Tested-by: Christoph Biedl <linux-kernel.bfrz@...chmal.in-ulm.de>

Can confirm this makes the warning disappear on the both devices
reported earlier in private:

* PowerMac3,4 7400 0xc0209 PowerMac
* PowerMac11,2 PPC970MP 0x440101 PowerMac

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