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From: Stephen Boyd <sboyd-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
To: Gabriel FERNANDEZ <gabriel.fernandez-qxv4g6HH51o@public.gmane.org>
Cc: Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
	Russell King <linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org>,
	Maxime Coquelin
	<mcoquelin.stm32-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Alexandre TORGUE <alexandre.torgue-qxv4g6HH51o@public.gmane.org>,
	Michael Turquette
	<mturquette-rdvid1DuHRBWk0Htik3J/w@public.gmane.org>,
	Nicolas Pitre <nico-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
	"daniel.thompson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org"
	<daniel.thompson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	"andrea.merello-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org"
	<andrea.merello-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	"radoslaw.pietrzyk-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org"
	<radoslaw.pietrzyk-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Lee Jones <lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	"devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
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	<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
	"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
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	<linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [RESEND PATCH v4] clk: stm32h7: Add stm32h743 clock driver
Date: Wed, 28 Jun 2017 08:59:56 -0700	[thread overview]
Message-ID: <20170628155956.GA5316@codeaurora.org> (raw)
In-Reply-To: <110cf67f-e1d6-1f99-953c-6b9639bb4910-qxv4g6HH51o@public.gmane.org>

On 06/27, Gabriel FERNANDEZ wrote:
> 
> 
> On 06/22/2017 12:07 AM, Stephen Boyd wrote:
> > readl_poll_timeout?
> >
> if i use readl_poll_timeout (wich use 'ktime_get()') it can be 
> operational only after the selection of clocksource ? (device_initcall).
> And then if a driver turn on a clock before, it could blocked the linux 
> console ?
> 

Ok. I wonder if we could add some sort of starting check to
readl_poll_timeout() that tests system_state for booting vs.
scheduling? That should be sufficient to handle this case?

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  parent reply	other threads:[~2017-06-28 15:59 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-07  6:59 [RESEND PATCH v4] clk: stm32h7: Add stm32h743 clock driver gabriel.fernandez
2017-06-21 22:07 ` Stephen Boyd
2017-06-22 14:20   ` Gabriel FERNANDEZ
2017-06-27 12:17   ` Gabriel FERNANDEZ
     [not found]     ` <110cf67f-e1d6-1f99-953c-6b9639bb4910-qxv4g6HH51o@public.gmane.org>
2017-06-28 15:59       ` Stephen Boyd [this message]
2017-06-29 13:41         ` Gabriel FERNANDEZ
2017-06-30  0:20           ` Stephen Boyd
2017-06-30  7:14             ` Gabriel FERNANDEZ
2017-06-30 18:54               ` Stephen Boyd
     [not found]                 ` <20170630185403.GN22780-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2017-07-05  9:27                   ` Gabriel FERNANDEZ

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