linux-kernel - Re: [Patch v3 10/11] driver/edac/layerscape

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Date:	Mon, 8 Aug 2016 15:16:53 +0000
From:	york sun <york.sun@....com>
To:	Alexander Stein <alexander.stein@...tec-electronic.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-edac@...r.kernel.org" <linux-edac@...r.kernel.org>,
	"morbidrsa@...il.com" <morbidrsa@...il.com>,
	"oss@...error.net" <oss@...error.net>,
	Stuart Yoder <stuart.yoder@....com>,
	"bp@...en8.de" <bp@...en8.de>,
	Russell King <linux@...linux.org.uk>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>,
	Doug Thompson <dougthompson@...ssion.com>,
	"mchehab@...nel.org" <mchehab@...nel.org>,
	James Morse <james.morse@....com>,
	Marc Zyngier <Marc.Zyngier@....com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	AKASHI Takahiro <takahiro.akashi@...aro.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [Patch v3 10/11] driver/edac/layerscape_edac: Add Layerscape EDAC
 support

On 08/08/2016 01:57 AM, Alexander Stein wrote:
> On Thursday 04 August 2016 15:58:35, York Sun wrote:
>> Add DDR EDAC for ARM-based compatible controllers. Both big-endian
>> and little-endian are supported.
>>
>> Signed-off-by: York Sun <york.sun@....com>
>>
>> ---
>> Change log
>>   v3: no change
>>   v2: Create new driver using shared DDR object
>>
>>  arch/arm64/Kconfig.platforms           |  1 +
>>  arch/{arm => arm64}/include/asm/edac.h | 21 +++++------
>>  arch/arm64/include/asm/irq.h           |  4 ++
>>  drivers/edac/Kconfig                   |  7 ++++
>>  drivers/edac/Makefile                  |  3 ++
>>  drivers/edac/fsl_ddr_edac.c            |  1 +
>>  drivers/edac/layerscape_edac.c         | 67
>> ++++++++++++++++++++++++++++++++++ 7 files changed, 92 insertions(+), 12
>> deletions(-)
>>  copy arch/{arm => arm64}/include/asm/edac.h (79%)
>>  create mode 100644 drivers/edac/layerscape_edac.c
>
> This only adds EDAC support for ARM64. What would be necessary for ARM
> support, e.g. LS1021A?
>

It should be just one step away. I haven't got a chance to verify/debug 
it on LS1021A.

York