linux-kernel - Re: [PATCH v4 3/6] arm64: dts: imx8mp: add fsl,nominal-mode property into nominal.dtsi

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Message-ID: <Z7aaYw-ILh1NPq8D@NXL53680.wbi.nxp.com>
Date: Thu, 20 Feb 2025 10:58:43 +0800
From: Peng Fan <peng.fan@....nxp.com>
To: Ahmad Fatoum <a.fatoum@...gutronix.de>
Cc: Abel Vesa <abelvesa@...nel.org>, Peng Fan <peng.fan@....com>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>, Frank Li <Frank.li@....com>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Abel Vesa <abel.vesa@...aro.org>, Marek Vasut <marex@...x.de>,
	linux-clk@...r.kernel.org, imx@...ts.linux.dev,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 3/6] arm64: dts: imx8mp: add fsl,nominal-mode property
 into nominal.dtsi

On Tue, Feb 18, 2025 at 07:26:43PM +0100, Ahmad Fatoum wrote:
>The imx8mp-nominal.dtsi is meant to be included into boards that want to
>override the default overdrive clock settings with settings suitable for
>running in nominal drive mode at its lower required voltage.
>
>Specifying fsl,operating-mode = "nominal" informs drivers of this fact,
>so they can sanity check runtime clock reconfiguration to observe the
>limits imposed by nominal mode.
>
>Signed-off-by: Ahmad Fatoum <a.fatoum@...gutronix.de>

Reviewed-by: Peng Fan <peng.fan@....com>