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[3.8.y.z,extended,stable] Patch "drivers/rtc/rtc-twl.c: fix missing device_init_wakeup() when booted" has been added to staging queue

Message ID 1371234828-358-1-git-send-email-kamal@canonical.com
State New
Headers show

Commit Message

Kamal Mostafa June 14, 2013, 6:33 p.m. UTC
This is a note to let you know that I have just added a patch titled

    drivers/rtc/rtc-twl.c: fix missing device_init_wakeup() when booted

to the linux-3.8.y-queue branch of the 3.8.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.8.y-queue

This patch is scheduled to be released in version 3.8.13.3.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.8.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Kamal

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From 14dd37296b05245d0d1cf32d013eabd5d054af3e Mon Sep 17 00:00:00 2001
From: Tony Lindgren <tony@atomide.com>
Date: Wed, 12 Jun 2013 14:04:48 -0700
Subject: drivers/rtc/rtc-twl.c: fix missing device_init_wakeup() when booted
 with device tree

commit 24b8256a1fb28d357bc6fa09184ba29b4255ba5c upstream.

When booted in legacy mode device_init_wakeup() gets called by
drivers/mfd/twl-core.c when the children are initialized.  However, when
booted using device tree, the children are created with
of_platform_populate() instead add_children().

This means that the RTC driver will not have device_init_wakeup() set,
and we need to call it from the driver probe like RTC drivers typically
do.

Without this we cannot test PM wake-up events on omaps for cases where
there may not be any physical wake-up event.

Signed-off-by: Tony Lindgren <tony@atomide.com>
Reported-by: Kevin Hilman <khilman@linaro.org>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 drivers/rtc/rtc-twl.c | 1 +
 1 file changed, 1 insertion(+)

--
1.8.1.2
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Patch

diff --git a/drivers/rtc/rtc-twl.c b/drivers/rtc/rtc-twl.c
index ccd4ad3..5cb7720 100644
--- a/drivers/rtc/rtc-twl.c
+++ b/drivers/rtc/rtc-twl.c
@@ -523,6 +523,7 @@  static int twl_rtc_probe(struct platform_device *pdev)
 	}

 	platform_set_drvdata(pdev, rtc);
+	device_init_wakeup(&pdev->dev, 1);
 	return 0;

 out2: