linux-kernel - Re: [PATCH v1 4/4] arm64: dts: freescale: imx8mm-verdin-dahlia: support sleep-moci

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Message-ID: <20240405164827.GD5994@francesco-nb>
Date: Fri, 5 Apr 2024 18:48:27 +0200
From: Francesco Dolcini <francesco@...cini.it>
To: Stefan Eichenberger <eichest@...il.com>
Cc: robh@...nel.org, krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
	festevam@...il.com, francesco.dolcini@...adex.com,
	devicetree@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Stefan Eichenberger <stefan.eichenberger@...adex.com>
Subject: Re: [PATCH v1 4/4] arm64: dts: freescale: imx8mm-verdin-dahlia:
 support sleep-moci

On Fri, Apr 05, 2024 at 06:07:20PM +0200, Stefan Eichenberger wrote:
> From: Stefan Eichenberger <stefan.eichenberger@...adex.com>
> 
> Previously, we had the sleep-moci pin set to always on. However, the
> Dahlia carrier board supports disabling the sleep-moci when the system
> is suspended to power down peripherals that support it. This reduces
> overall power consumption. This commit adds support for this feature by
> disabling the reg_force_sleep_moci regulator and adding two new
> regulators for the USB hub and PCIe that can be turned off when the
> system is suspended.
> 
> Signed-off-by: Stefan Eichenberger <stefan.eichenberger@...adex.com>

Reviewed-by: Francesco Dolcini <francesco.dolcini@...adex.com>