linux-kernel - Re: [PATCHv9 3/4] ARM: socfpga: enable L2 cache ECC on startup

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Message-ID: <56B8E5DC.5090600@opensource.altera.com>
Date:	Mon, 8 Feb 2016 13:00:44 -0600
From:	Dinh Nguyen <dinguyen@...nsource.altera.com>
To:	<tthayer@...nsource.altera.com>, <bp@...en8.de>,
	<dougthompson@...ssion.com>, <m.chehab@...sung.com>,
	<robh+dt@...nel.org>, <pawel.moll@....com>, <mark.rutland@....com>,
	<ijc+devicetree@...lion.org.uk>, <galak@...eaurora.org>,
	<linux@....linux.org.uk>, <grant.likely@...aro.org>
CC:	<devicetree@...r.kernel.org>, <linux-doc@...r.kernel.org>,
	<linux-edac@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <tthayer.linux@...il.com>
Subject: Re: [PATCHv9 3/4] ARM: socfpga: enable L2 cache ECC on startup



On 01/27/2016 10:13 AM, tthayer@...nsource.altera.com wrote:
> From: Thor Thayer <tthayer@...nsource.altera.com>
> 
> This patch enables the ECC for L2 cache on machine startup. The ECC has to
> be enabled before data is stored in memory otherwise the ECC will fail on
> reads.
> 
> Signed-off-by: Thor Thayer <tthayer@...nsource.altera.com>
> ---
> v9: Improve node put handling.
> v8: Address community suggestions for strings. Fix string based on
>     maintainer feedback. Update year in header.
> v7: unmap locally scoped mapped_l2_edac_addr and add of_node_put(np)
> v6: Remove pr_debug() & update year in header.
> ---
>  arch/arm/mach-socfpga/Makefile   |    1 +
>  arch/arm/mach-socfpga/core.h     |    1 +
>  arch/arm/mach-socfpga/l2_cache.c |   41 ++++++++++++++++++++++++++++++++++++++
>  arch/arm/mach-socfpga/socfpga.c  |    2 ++
>  4 files changed, 45 insertions(+)
>  create mode 100644 arch/arm/mach-socfpga/l2_cache.c
> 

Acked-by: Dinh Nguyen <dinguyen@...nsource.altera.com>