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Date: Wed, 6 Dec 2023 09:32:47 +0800
From: Shawn Guo <shawnguo@kernel.org>
To: Lech Perczak <lech.perczak@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	Fabio Estevam <festevam@gmail.com>,
	Sascha Hauer <s.hauer@pengutronix.de>
Subject: Re: [PATCH] ARM: dts: nxp: imx7d-pico: add cpu-supply nodes
Message-ID: <20231206013247.GY236001@dragon>
References: <20231117232352.101713-1-lech.perczak@gmail.com>
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In-Reply-To: <20231117232352.101713-1-lech.perczak@gmail.com>

On Sat, Nov 18, 2023 at 12:23:52AM +0100, Lech Perczak wrote:
> The PICO-IMX7D SoM has the usual power supply configuration using
> output sw1a of PF3000 PMIC, which was defined in downstream derivative
> of linux-imx (see link) in the sources for "Android Things" devkit.
> It is required to support CPU frequency scaling.
> 
> Map the respective "cpu-supply" nodes of each core to sw1a of the PMIC.
> 
> Enabling them causes cpufreq-dt, and imx-thermal drivers to probe
> successfully, and CPU frequency scaling to function.
> 
> Link: https://android.googlesource.com/platform/hardware/bsp/kernel/nxp/imx-v4.1/+/o-iot-preview-5/arch/arm/boot/dts/imx7d-pico.dtsi#849
> 
> Cc: Fabio Estevam <festevam@gmail.com>
> Cc: Shawn Guo <shawnguo@kernel.org>
> Cc: Sascha Hauer <s.hauer@pengutronix.de>
> 
> Signed-off-by: Lech Perczak <lech.perczak@gmail.com>

Applied, thanks!