linux-arm-kernel.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
From: marek.vasut@gmail.com (Marek Vasut)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: PXA: Zipit Z2: Fix oops in z2_power_off
Date: Mon, 9 Jan 2012 13:13:31 +0100	[thread overview]
Message-ID: <201201091313.31535.marek.vasut@gmail.com> (raw)
In-Reply-To: <CA+E=qVcYsa487rSAa48ZrJU64f1z1bbNXgjDnq23Y45WqwiXMg@mail.gmail.com>

> 2012/1/9 Marek Vasut <marek.vasut@gmail.com>:
> >> Nope, it does not work. Looks like device disables power on memory in
> >> deepsleep.
> > 
> > Why?
> 
> In deepsleep PXA27x deasserts SYS_EN pin, and looks like when it's
> deasserted there's no power on SDRAM (on Zipit). Just guess.

Then maybe implement suspend-to-disk ? There was a patch for omap on the list, 
maybe it's even merged.

M

  reply	other threads:[~2012-01-09 12:13 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-08  8:33 [PATCH] ARM: PXA: Zipit Z2: Fix oops in z2_power_off Vasily Khoruzhick
2012-01-08  8:56 ` Marek Vasut
2012-01-08  9:51   ` Vasily Khoruzhick
2012-01-08 10:40     ` Marek Vasut
2012-01-08 11:37       ` Russell King - ARM Linux
2012-01-08 21:40       ` Vasily Khoruzhick
2012-01-08 23:58         ` Marek Vasut
2012-01-09  8:51           ` Vasily Khoruzhick
2012-01-09 12:13             ` Marek Vasut [this message]
2012-01-09 12:17               ` Russell King - ARM Linux
2012-01-09 12:38                 ` Marek Vasut
2012-01-09 13:21                   ` Russell King - ARM Linux
2012-01-09 16:25                     ` Marek Vasut
2012-01-09 17:50                       ` Russell King - ARM Linux

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=201201091313.31535.marek.vasut@gmail.com \
    --to=marek.vasut@gmail.com \
    --cc=linux-arm-kernel@lists.infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).