linux-kernel - Re: [PATCH v3 0/2] socfpga: fix hotplug/add suspend to ram

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Message-ID: <alpine.DEB.2.02.1410151449060.16697@linux-builds1>
Date:	Wed, 15 Oct 2014 14:50:32 -0500
From:	Dinh Nguyen <dinguyen@...nsource.altera.com>
To:	Alan Tull <atull@...nsource.altera.com>
CC:	<linux@....linux.org.uk>, <pavel@...x.de>, <arnd@...db.de>,
	<s.trumtrar@...gutronix.de>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <delicious.quinoa@...il.com>,
	<yvanderv@...nsource.altera.com>
Subject: Re: [PATCH v3 0/2] socfpga: fix hotplug/add suspend to ram

On Tue, 14 Oct 2014, atull@...nsource.altera.com wrote:

> From: Alan Tull <atull@...nsource.altera.com>
> 
> Patch 1: socfpga: hotplug: put cpu1 in wfi
>   Use WFI when putting CPU1 to sleep.  Don't hold CPU1 in reset
>   since that results in increased power consumption.  Only
>   briefly reset CPU1.
> 
> Patch 2: socfpga: support suspend to ram
>   * allocate space in ocram using sram driver
>   * Add a function in ocram to do suspend to ram and
>     place DDR in self-refresh
> 
> Alan Tull (2):
>   socfpga: hotplug: put cpu1 in wfi
>   socfpga: support suspend to ram
> 
>  arch/arm/mach-socfpga/Kconfig        |    1 +
>  arch/arm/mach-socfpga/Makefile       |    1 +
>  arch/arm/mach-socfpga/core.h         |    7 ++
>  arch/arm/mach-socfpga/platsmp.c      |   19 ++--
>  arch/arm/mach-socfpga/pm.c           |  150 ++++++++++++++++++++++++++++++++
>  arch/arm/mach-socfpga/self-refresh.S |  157 ++++++++++++++++++++++++++++++++++
>  arch/arm/mach-socfpga/socfpga.c      |   10 +++
>  7 files changed, 337 insertions(+), 8 deletions(-)
>  create mode 100644 arch/arm/mach-socfpga/pm.c
>  create mode 100644 arch/arm/mach-socfpga/self-refresh.S
>

I've applied both patches. I just had to fixup a minor checkpatch error with
the 2nd patch:

ERROR: trailing whitespace
#284: FILE: arch/arm/mach-socfpga/self-refresh.S:34:
+^I/*^I$

total: 1 errors, 1 warnings, 354 lines checked

BR,
Dinh
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