linux-kernel - RE: [PATCH v2 0/2] phy: freescale: imx8m-pcie: fix and cleanup phy

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Message-ID:
 <AS8PR04MB8676367C2BD21FB1A8C386748CCA2@AS8PR04MB8676.eurprd04.prod.outlook.com>
Date: Thu, 6 Mar 2025 00:24:42 +0000
From: Hongxing Zhu <hongxing.zhu@....com>
To: Stefan Eichenberger <eichest@...il.com>, "vkoul@...nel.org"
	<vkoul@...nel.org>, "kishon@...nel.org" <kishon@...nel.org>,
	"shawnguo@...nel.org" <shawnguo@...nel.org>, "s.hauer@...gutronix.de"
	<s.hauer@...gutronix.de>, "kernel@...gutronix.de" <kernel@...gutronix.de>,
	"festevam@...il.com" <festevam@...il.com>, "p.zabel@...gutronix.de"
	<p.zabel@...gutronix.de>, "tharvey@...eworks.com" <tharvey@...eworks.com>,
	Francesco Dolcini <francesco.dolcini@...adex.com>
CC: "linux-phy@...ts.infradead.org" <linux-phy@...ts.infradead.org>,
	"imx@...ts.linux.dev" <imx@...ts.linux.dev>,
	"linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v2 0/2] phy: freescale: imx8m-pcie: fix and cleanup phy

Hi Stefan:
Thanks for the clean up and bug fix. Please update the commit with Frank's comments.
For this series, Acked-by: Richard Zhu <hongxing.zhu@....com>

Best Regards
Richard Zhu

> -----Original Message-----
> From: Stefan Eichenberger <eichest@...il.com>
> Sent: 2025年3月5日 22:43
> To: vkoul@...nel.org; kishon@...nel.org; shawnguo@...nel.org;
> s.hauer@...gutronix.de; kernel@...gutronix.de; festevam@...il.com;
> p.zabel@...gutronix.de; tharvey@...eworks.com; Hongxing Zhu
> <hongxing.zhu@....com>; Francesco Dolcini <francesco.dolcini@...adex.com>
> Cc: linux-phy@...ts.infradead.org; imx@...ts.linux.dev;
> linux-arm-kernel@...ts.infradead.org; linux-kernel@...r.kernel.org
> Subject: [PATCH v2 0/2] phy: freescale: imx8m-pcie: fix and cleanup phy
> 
> The imx8m-pcie PHY PLL fails to lock under certain conditions when returning
> from suspend. This is resolved by asserting the PHY reset when powering off the
> PHY during suspend. This ensures that the PHY is properly reset when powering
> on again in resume.
> 
> Changes in v2:
> - Remove unnecessary check if perst is not null (Philipp)
> 
> Stefan Eichenberger (2):
>   phy: freescale: imx8m-pcie: cleanup reset logic
>   phy: freescale: imx8m-pcie: assert phy reset and perst in power off
> 
>  drivers/phy/freescale/phy-fsl-imx8m-pcie.c | 23 +++++++++++++---------
>  1 file changed, 14 insertions(+), 9 deletions(-)
> 
> --
> 2.45.2