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From: Shawn Guo <shawnguo@kernel.org>
To: Adam Ford <aford173@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org, aford@beaconembedded.com,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	Lucas Stach <l.stach@pengutronix.de>,
	Frieder Schrempf <frieder.schrempf@kontron.de>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] arm64: dts: imx8mm: Reduce GPU to nominal speed
Date: Thu, 14 Dec 2023 10:22:50 +0800	[thread overview]
Message-ID: <20231214022250.GY270430@dragon> (raw)
In-Reply-To: <20231128200219.226038-1-aford173@gmail.com>

On Tue, Nov 28, 2023 at 02:02:16PM -0600, Adam Ford wrote:
> When the GPU nodes were added, the GPU_PLL_OUT was configured
> for 1000MHz, but this requires the SoC to run in overdrive mode
> which requires an elevated voltage operating point.
> 
> Since this may run some boards out of spec, the default clock
> should be set to 800MHz for nominal operating mode. Boards
> that run at the higher voltage can update their clocks
> accordingly.
> 
> Fixes: 4523be8e46be ("arm64: dts: imx8mm: Add GPU nodes for 2D and 3D core")
> Signed-off-by: Adam Ford <aford173@gmail.com>

Applied all, thanks!

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WARNING: multiple messages have this Message-ID (diff)
From: Shawn Guo <shawnguo@kernel.org>
To: Adam Ford <aford173@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org, aford@beaconembedded.com,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	Lucas Stach <l.stach@pengutronix.de>,
	Frieder Schrempf <frieder.schrempf@kontron.de>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] arm64: dts: imx8mm: Reduce GPU to nominal speed
Date: Thu, 14 Dec 2023 10:22:50 +0800	[thread overview]
Message-ID: <20231214022250.GY270430@dragon> (raw)
In-Reply-To: <20231128200219.226038-1-aford173@gmail.com>

On Tue, Nov 28, 2023 at 02:02:16PM -0600, Adam Ford wrote:
> When the GPU nodes were added, the GPU_PLL_OUT was configured
> for 1000MHz, but this requires the SoC to run in overdrive mode
> which requires an elevated voltage operating point.
> 
> Since this may run some boards out of spec, the default clock
> should be set to 800MHz for nominal operating mode. Boards
> that run at the higher voltage can update their clocks
> accordingly.
> 
> Fixes: 4523be8e46be ("arm64: dts: imx8mm: Add GPU nodes for 2D and 3D core")
> Signed-off-by: Adam Ford <aford173@gmail.com>

Applied all, thanks!

  parent reply	other threads:[~2023-12-14  2:23 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-28 20:02 [PATCH 1/3] arm64: dts: imx8mm: Reduce GPU to nominal speed Adam Ford
2023-11-28 20:02 ` Adam Ford
2023-11-28 20:02 ` [PATCH 2/3] arm64: dts: imx8mm: Add optional overdrive DTSI Adam Ford
2023-11-28 20:02   ` Adam Ford
2023-11-28 20:02 ` [PATCH 3/3] arm64: dts: imx8mm-beacon: Enable overdrive mode Adam Ford
2023-11-28 20:02   ` Adam Ford
2023-12-14  2:22 ` Shawn Guo [this message]
2023-12-14  2:22   ` [PATCH 1/3] arm64: dts: imx8mm: Reduce GPU to nominal speed Shawn Guo

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