linux-kernel - Re: [PATCH v3] pmdomain: imx: gpcv2: Add delay after power up handshake

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Message-ID: <a04b3939-081a-49e0-a063-5b50d3321ca7@sirena.org.uk>
Date: Mon, 27 May 2024 13:49:42 +0100
From: Mark Brown <broonie@...nel.org>
To: Ulf Hansson <ulf.hansson@...aro.org>
Cc: Shengjiu Wang <shengjiu.wang@....com>, heiko@...ech.de,
	u.kleine-koenig@...gutronix.de, geert+renesas@...der.be,
	rafael@...nel.org, linux-pm@...r.kernel.org, abelvesa@...nel.org,
	peng.fan@....com, mturquette@...libre.com, sboyd@...nel.org,
	shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
	festevam@...il.com, imx@...ts.linux.dev, shengjiu.wang@...il.com,
	frank.li@....com, mkl@...gutronix.de, linus.walleij@...aro.org,
	linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] pmdomain: imx: gpcv2: Add delay after power up
 handshake

On Tue, May 21, 2024 at 12:22:41PM +0200, Ulf Hansson wrote:
> On Sat, 11 May 2024 at 05:15, Shengjiu Wang <shengjiu.wang@....com> wrote:

> > The BLK-CTL module needs to add delay to wait for a handshake request finished.
> > For some BLK-CTL module (eg. AudioMix on i.MX8MP) doesn't have BUS clk-en
> > bit, it is better to add delay in this driver, as the BLK-CTL module doesn't
> > need to care about how it is powered up.

> Sorry for the delay!

> Applied for fixes, thanks!

I see this is in -next but mainline is currently broken for i.MX8
platforms - could we get it in for -rc2?

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