linux-kernel - Re: [PATCH 0/5] soc: renesas: Add system controller support for RZ/G3E SoC

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Message-ID: <20241211210853.GA3708218-robh@kernel.org>
Date: Wed, 11 Dec 2024 15:08:53 -0600
From: Rob Herring <robh@...nel.org>
To: John Madieu <john.madieu.xa@...renesas.com>
Cc: Geert Uytterhoeven <geert+renesas@...der.be>,
	Magnus Damm <magnus.damm@...il.com>,
	Biju Das <biju.das.jz@...renesas.com>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Claudiu Beznea <claudiu.beznea.uj@...renesas.com>,
	john.madieu@...il.com, linux-renesas-soc@...r.kernel.org,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 0/5] soc: renesas: Add system controller support for
 RZ/G3E SoC

On Fri, Dec 06, 2024 at 10:25:54PM +0100, John Madieu wrote:
> This patch series adds support for the RZ/G3E system controller and extends
> the existing RZ/V2H(P) system controller to support syscon. The RZ/G3E
> system controller allows detecting various SoC features like core count,
> NPU availability, and CA55 PLL configuration.
> 
> Key features:
> - Syscon support for both RZ/V2H and RZ/G3E system controllers
> - Detection of quad/dual core configuration
> - Detection of Ethos-U55 NPU presence
> - Validation of CA55 PLL frequency setting
> - SoC-specific extended identification through callbacks

This series and some other questions about syscon prompted me to look 
into syscon driver a bit. Consider this resulting series[1] in context 
with your changes.

Rob

[1] https://lore.kernel.org/all/20241211-syscon-fixes-v1-3-b5ac8c219e96@kernel.org/