From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2] ARM: simplify timer initialisation and remove arm_timer.h inclusion
Date: Mon, 18 May 2015 11:40:43 +0100 [thread overview]
Message-ID: <20150518104043.GS2067@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <CAL_JsqK8pPLCkrVFHaWr-RhOkPzaF+D_kZ5h9BahvN7CoYZO0w@mail.gmail.com>
On Thu, Apr 30, 2015 at 09:09:47AM -0500, Rob Herring wrote:
> On Thu, Apr 30, 2015 at 5:44 AM, Sudeep Holla <sudeep.holla@arm.com> wrote:
> > The header asm/hardware/arm_timer.h is included in various machine
> > specific files to access TIMER_CTRL and initialise to a known state.
> > However that's not required as the clock{source,event} driver timer-sp
> > initialises all the timer being used.
>
> I believe the idea is not to initialize the timers being used, but the
> ones not being used and perhaps left running by the bootloader. Cases
> where the interrupt is shared could cause a problem.
Exactly. IMHO this code needs to stay.
--
FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
according to speedtest.net.
next prev parent reply other threads:[~2015-05-18 10:40 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-30 10:44 [PATCH 0/2] ARM: move Dual-Timer SP804 driver to drivers/clocksource Sudeep Holla
2015-04-30 10:44 ` [PATCH 1/2] ARM: simplify timer initialisation and remove arm_timer.h inclusion Sudeep Holla
2015-04-30 14:09 ` Rob Herring
2015-04-30 14:19 ` Sudeep Holla
2015-05-15 18:03 ` Sudeep Holla
2015-05-18 10:33 ` Catalin Marinas
2015-05-18 10:38 ` Sudeep Holla
2015-05-18 10:42 ` Russell King - ARM Linux
2015-05-18 10:44 ` Sudeep Holla
2015-05-18 10:40 ` Russell King - ARM Linux [this message]
2015-05-18 10:43 ` Sudeep Holla
2015-04-30 10:44 ` [PATCH 2/2] ARM: move Dual-Timer SP804 driver to drivers/clocksource Sudeep Holla
2015-05-18 12:44 ` [PATCH v2 0/2] " Sudeep Holla
2015-05-18 12:44 ` [PATCH v2 1/2] ARM: introduce sp804_timer_disable and remove arm_timer.h inclusion Sudeep Holla
2015-05-18 12:44 ` [PATCH v2 2/2] ARM: move Dual-Timer SP804 driver to drivers/clocksource Sudeep Holla
2015-05-18 13:47 ` [PATCH v2 0/2] " Russell King - ARM Linux
2015-05-18 14:05 ` Sudeep Holla
2015-05-18 14:34 ` Thomas Gleixner
2015-05-18 15:32 ` Sudeep Holla
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