From: Stephen Boyd <sboyd@codeaurora.org>
To: Gabriel FERNANDEZ <gabriel.fernandez@st.com>
Cc: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Russell King <linux@armlinux.org.uk>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Alexandre TORGUE <alexandre.torgue@st.com>,
Michael Turquette <mturquette@baylibre.com>,
Nicolas Pitre <nico@linaro.org>, Arnd Bergmann <arnd@arndb.de>,
"daniel.thompson@linaro.org" <daniel.thompson@linaro.org>,
"andrea.merello@gmail.com" <andrea.merello@gmail.com>,
"radoslaw.pietrzyk@gmail.com" <radoslaw.pietrzyk@gmail.com>,
Lee Jones <lee.jones@linaro.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-clk@vger.kernel.org" <linux-clk@vger.kernel.org>,
Ludovic BARRE <ludovic.barre@st.com>,
Olivier BIDEAU <olivier.bideau@st.com>,
Amelie DELAUNAY <amelie.delaunay@st.com>,
"gabriel.fernandez.st@gmail.com" <gabriel.fernandez.st@gmail.com>
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@st.com>
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?
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2017-06-28 16:00 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
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
2017-07-05 9:27 ` Gabriel FERNANDEZ
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