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From: anarsoul@gmail.com (Vasily Khoruzhick)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 5/8] ARM: PXA: Z2: Add poweroff function
Date: Sat, 12 Mar 2011 10:06:12 +0200	[thread overview]
Message-ID: <201103121006.12614.anarsoul@gmail.com> (raw)
In-Reply-To: <201103120105.15474.marek.vasut@gmail.com>

On Saturday 12 March 2011 02:05:15 Marek Vasut wrote:
 
> > Well, it looks like memory content is not preserved, or something wrong
> > with bootloader. Anyway, it does not resume after deepsleep for some
> > reason, I can't check better, as I have no JTAG. Maybe you can
> > investigate this problem?
> 
> But resume after deepsleep is unrelated to this patch.

I just want to say that without this patch you can't keep device in low-
powermode, and it can drain full battery in ~week when it's in sleep mode.

> > No need, I understand how it works, PSPR is null, so after u-boot loads
> > PSPR to pc it performs 'soft reset' (jumps to 0x0, to begin of NOR
> > flash), RCSR bits are already cleared, so it just boots kernel.
> 
> The note in Table 18 -- Exit from sleep or deep-sleep doesn't clear or set
> this bit -- means PSPR might not be null if you use your
> deep-sleep-parapowerdown.

Ok, I can clear PSPR before going to deepsleep, would it be enough?

Regards
Vasily

  parent reply	other threads:[~2011-03-12  8:06 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-11 10:23 [PATCH 1/8] ARM: PXA: Z2: Use only power button as wake source Vasily Khoruzhick
2011-03-11 10:23 ` [PATCH 2/8] ARM: PXA: Z2: Enable OHCI on Zipit Z2 Vasily Khoruzhick
2011-03-11 14:56   ` [PATCH v2 " Vasily Khoruzhick
2011-03-11 21:42     ` Marek Vasut
2011-03-11 21:49       ` Vasily Khoruzhick
2011-03-11 21:50         ` Marek Vasut
2011-03-11 21:55           ` Vasily Khoruzhick
2011-03-11 22:13             ` Marek Vasut
2011-03-11 22:34               ` Vasily Khoruzhick
2011-03-12  0:07                 ` Marek Vasut
2011-03-12 11:32                   ` Vasily Khoruzhick
2011-03-12 13:28                     ` Marek Vasut
2011-03-13 10:18           ` Pavel Machek
2011-03-13 12:29             ` Marek Vasut
2011-03-13 17:10               ` Pavel Machek
2011-03-13 18:34                 ` Marek Vasut
2011-03-13 22:15                   ` Vasily Khoruzhick
2011-03-11 21:41   ` [PATCH " Marek Vasut
2011-03-11 10:23 ` [PATCH 3/8] ARM: PXA: Z2: Fix battery pdata Vasily Khoruzhick
2011-03-11 21:39   ` Marek Vasut
2011-03-11 10:23 ` [PATCH 4/8] ARM: PXA: Z2: Add mtd partition with logo Vasily Khoruzhick
2011-03-11 21:39   ` Marek Vasut
2011-03-11 22:31     ` Vasily Khoruzhick
2011-03-12  0:05       ` Marek Vasut
2011-03-15 14:39         ` Pavel Machek
2011-03-16 14:11           ` Marek Vasut
2011-03-16 16:51             ` Pavel Machek
2011-03-11 10:23 ` [PATCH 5/8] ARM: PXA: Z2: Add poweroff function Vasily Khoruzhick
2011-03-11 21:39   ` Marek Vasut
2011-03-11 21:53     ` Vasily Khoruzhick
2011-03-11 22:08       ` Marek Vasut
2011-03-11 22:12         ` Vasily Khoruzhick
2011-03-11 22:16           ` Marek Vasut
2011-03-11 22:30             ` Vasily Khoruzhick
2011-03-12  0:05               ` Marek Vasut
2011-03-12  2:29                 ` Eric Miao
2011-03-12  8:06                 ` Vasily Khoruzhick [this message]
2011-03-12 11:06                   ` Marek Vasut
2011-03-12 11:30                     ` Vasily Khoruzhick
2011-03-12 13:16                       ` Marek Vasut
2011-03-12 20:33                         ` Vasily Khoruzhick
2011-03-12 20:35                           ` Marek Vasut
2011-03-12 20:34                         ` Vasily Khoruzhick
2011-03-12 22:29                           ` Marek Vasut
2011-03-15 15:49                             ` Eric Miao
2011-03-15 15:57                               ` Vasily Khoruzhick
2011-03-15 16:42                                 ` Eric Miao
2011-03-15 20:11                                   ` [PATCH v2] " Vasily Khoruzhick
2011-07-05  6:58                                     ` Eric Miao
2011-03-15 14:41                         ` [PATCH 5/8] " Pavel Machek
2011-03-11 10:23 ` [PATCH 6/8] ARM: PXA: Z2: Fix libertas init/tear down sequences Vasily Khoruzhick
2011-03-11 21:37   ` Marek Vasut
2011-03-11 21:41     ` Vasily Khoruzhick
2011-03-11 21:51       ` Marek Vasut
2011-03-11 10:23 ` [PATCH 7/8] ARM: PXA: Z2: Keep kbd backlight disabled by default Vasily Khoruzhick
2011-03-11 21:36   ` Marek Vasut
2011-03-11 10:23 ` [PATCH 8/8] ARM: PXA: Z2: Add default triggers for LEDs Vasily Khoruzhick
2011-03-11 21:36   ` Marek Vasut
2011-03-11 21:43 ` [PATCH 1/8] ARM: PXA: Z2: Use only power button as wake source Marek Vasut
2011-03-13 10:15 ` Pavel Machek

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