From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: Chao Xie <xiechao.mail@gmail.com>
Cc: Haojian Zhuang <haojian.zhuang@gmail.com>,
Chao Xie <chao.xie@marvell.com>,
Alessandro Zummo <a.zummo@towertech.it>,
rtc-linux@googlegroups.com,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 1/4] rtc: sa1100: enable/disable rtc when probe/remove the device
Date: Mon, 3 Dec 2012 09:48:29 +0000 [thread overview]
Message-ID: <20121203094828.GA14363@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <CADApbegrJDe5SiO255WdKYai1U7WjBYfMHuCm-hTNfx5p6Wz-Q@mail.gmail.com>
On Mon, Dec 03, 2012 at 10:53:07AM +0800, Chao Xie wrote:
> I want to correct what i said. For the irq register/unregister i think
> can be done at open/release. But for clock enable/disable, i do not
> think so. If clock is disabled, as i think RTC will not work. User API
> still use open->get_time->close for "date" command. It means that RTC
> will not return correct date to user.
"I think" is not good enough for patches like this. Please test it.
On SA11x0 and PXA platforms, the clock for the sa1100-rtc is a dummy
clock; it has no effect. For MMP, I don't have access to the TRMs so
that's something you're going to have to find out.
next prev parent reply other threads:[~2012-12-03 9:49 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-29 2:21 Chao Xie
2012-11-29 2:21 ` [PATCH 2/4] rtc: pxa: fix rtc caculation issue Chao Xie
2012-11-29 20:04 ` Robert Jarzmik
2012-12-03 2:40 ` Chao Xie
2012-12-04 2:53 ` Chao Xie
2012-11-29 2:21 ` [PATCH 3/4] rtc: pxa: add pxa95x rtc support Chao Xie
2012-12-04 7:03 ` Haojian Zhuang
2012-11-29 2:21 ` [PATCH 4/4] rtc: pxa: request rtc irqs when probe/remove the device Chao Xie
2012-11-29 10:26 ` Russell King - ARM Linux
2012-11-29 20:10 ` Robert Jarzmik
2012-11-29 10:25 ` [PATCH 1/4] rtc: sa1100: enable/disable rtc " Russell King - ARM Linux
2012-11-30 7:04 ` Haojian Zhuang
2012-12-03 1:39 ` Chao Xie
2012-12-03 2:53 ` Chao Xie
2012-12-03 5:35 ` Haojian Zhuang
2012-12-03 5:42 ` Chao Xie
2012-12-03 9:48 ` Russell King - ARM Linux [this message]
2012-12-04 2:51 ` Chao Xie
2012-12-04 7:01 ` Haojian Zhuang
2012-12-03 5:33 ` Haojian Zhuang
2012-12-03 5:02 ` devendra.aaru
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