From: Paul Osmialowski <pawelo@king.net.pl>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: Paul Osmialowski <pawelo@king.net.pl>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Jiri Slaby <jslaby@suse.cz>, Kumar Gala <galak@codeaurora.org>,
Linus Walleij <linus.walleij@linaro.org>,
Mark Rutland <mark.rutland@arm.com>,
Michael Turquette <mturquette@baylibre.com>,
Pawel Moll <pawel.moll@arm.com>, Rob Herring <robh+dt@kernel.org>,
Russell King <linux@arm.linux.org.uk>,
Stephen Boyd <sboyd@codeaurora.org>,
Vinod Koul <vinod.koul@intel.com>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
linux-gpio@vger.kernel.org, linux-serial@vger.kernel.org,
devicetree@vger.kernel.org, dmaengine@vger.kernel.org,
Arnd Bergmann <arnd@arndb.de>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Nicolas Pitre <nicolas.pitre@linaro.org>,
Paul Bolle <pebolle@tiscali.nl>,
Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>,
Anson Huang <b20788@freescale.com>,
Frank Li <Frank.Li@freescale.com>,
Jingchang Lu <jingchang.lu@freescale.com>,
Rob Herring <r.herring@freescale.com>,
Yuri Tikhonov <yur@emcraft.com>,
Sergei Poselenov <sposelenov@emcraft.com>,
Alexander Potashev <aspotashev@emcraft.com>
Subject: Re: [PATCH v2 4/9] arm: twr-k70f120m: timer driver for Kinetis SoC
Date: Wed, 1 Jul 2015 10:42:07 +0200 (CEST) [thread overview]
Message-ID: <alpine.LNX.2.00.1507011031050.9009@localhost.localdomain> (raw)
In-Reply-To: <alpine.DEB.2.11.1507010944580.3916@nanos>
Hi Thomas,
On Wed, 1 Jul 2015, Thomas Gleixner wrote:
>> + clockevents_register_device(
>> + &kinetis_clockevent_tmrs[chan].evtdev);
>> +
>> + kinetis_pit_init(&kinetis_clockevent_tmrs[chan],
>> + (rate / HZ) - 1);
>> + kinetis_pit_enable(&kinetis_clockevent_tmrs[chan], 1);
>
> No point doing this. The core code has invoked the set_periodic call
> back via clockevents_register_device() already.
>
As I removed this kinetis_pit_enable() line, the timer did not start,
therefore the system became unusable. What could be possible reason for
that?
next prev parent reply other threads:[~2015-07-01 8:45 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-30 12:27 [PATCH v2 0/9] [New BSP] Add initial support for Freescale Kinetis TWR-K70F120M development kit Paul Osmialowski
2015-06-30 12:27 ` [PATCH v2 1/9] arm: allow copying of vector table to internal SRAM memory Paul Osmialowski
2015-06-30 12:27 ` [PATCH v2 2/9] arm: twr-k70f120m: basic support for Kinetis TWR-K70F120M Paul Osmialowski
2015-06-30 12:27 ` [PATCH v2 3/9] arm: twr-k70f120m: clock driver for Kinetis SoC Paul Osmialowski
2015-06-30 20:36 ` Arnd Bergmann
2015-07-01 15:57 ` Paul Osmialowski
2015-07-02 10:08 ` Paul Osmialowski
2015-07-02 12:40 ` Arnd Bergmann
2015-07-02 21:42 ` Paul Osmialowski
2015-07-02 22:08 ` Thomas Gleixner
2015-07-03 17:40 ` Paul Osmialowski
2015-07-04 19:54 ` Arnd Bergmann
[not found] ` <alpine.LNX.2.00.1507042327490.1296@localhost.localdomain>
2015-07-06 20:57 ` Paul Osmialowski
2015-07-24 3:42 ` Michael Turquette
2015-07-26 20:24 ` Paul Osmialowski
[not found] ` <20150728160347.642.31950@quantum>
2015-07-28 20:30 ` Paul Osmialowski
[not found] ` <20150729230517.642.66061@quantum>
2015-07-30 21:40 ` Paul Osmialowski
[not found] ` <20150801005810.23791.8199@quantum>
2015-08-01 15:27 ` Paul Osmialowski
2015-07-14 9:03 ` Linus Walleij
2015-07-15 7:31 ` Paul Osmialowski
2015-07-15 17:34 ` Paul Osmialowski
2015-06-30 12:27 ` [PATCH v2 4/9] arm: twr-k70f120m: timer " Paul Osmialowski
2015-06-30 20:43 ` Arnd Bergmann
2015-07-01 11:44 ` Paul Osmialowski
2015-07-05 14:39 ` Rob Herring
2015-07-01 7:51 ` Thomas Gleixner
2015-07-01 8:42 ` Paul Osmialowski [this message]
2015-07-01 13:28 ` Thomas Gleixner
2015-07-01 14:20 ` Paul Osmialowski
2015-07-14 8:59 ` Linus Walleij
2015-06-30 12:27 ` [PATCH v2 5/9] arm: twr-k70f120m: IOMUX " Paul Osmialowski
2015-07-14 8:55 ` Linus Walleij
2015-06-30 12:27 ` [PATCH v2 6/9] arm: twr-k70f120m: extend Freescale eDMA driver with the ability to support " Paul Osmialowski
2015-07-05 6:45 ` Vinod Koul
2015-07-05 9:45 ` Paul Osmialowski
2015-06-30 12:27 ` [PATCH v2 7/9] arm: twr-k70f120m: use Freescale eDMA driver with " Paul Osmialowski
2015-06-30 20:49 ` Arnd Bergmann
2015-07-01 6:54 ` Paul Osmialowski
2015-06-30 12:27 ` [PATCH v2 8/9] arm: twr-k70f120m: extend Freescale lpuart driver with ability to support " Paul Osmialowski
2015-06-30 12:27 ` [PATCH v2 9/9] arm: twr-k70f120m: use Freescale lpuart driver with " Paul Osmialowski
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