linux-kernel - Re: [PATCH v6 0/3] spi-nor: Add support for Intel SPI serial flash controller

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <2dac1535-de7f-47c3-2747-ba8cac854811@gmail.com>
Date:   Mon, 5 Dec 2016 14:33:12 +0100
From:   Marek Vasut <marek.vasut@...il.com>
To:     Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Lee Jones <lee.jones@...aro.org>
Cc:     Cyrille Pitchen <cyrille.pitchen@...el.com>,
        Boris Brezillon <boris.brezillon@...e-electrons.com>,
        Richard Weinberger <richard@....at>,
        Brian Norris <computersforpeace@...il.com>,
        David Woodhouse <dwmw2@...radead.org>,
        Peter Tyser <ptyser@...-inc.com>, key.seong.lim@...el.com,
        linux-kernel@...r.kernel.org, linux-mtd@...ts.infradead.org
Subject: Re: [PATCH v6 0/3] spi-nor: Add support for Intel SPI serial flash
 controller

On 12/05/2016 12:27 PM, Mika Westerberg wrote:
> On Mon, Nov 28, 2016 at 03:06:23PM +0300, Mika Westerberg wrote:
>> This is 6th iteration of the series. You can find the previous versions
>> archived on:
>>
>>   v5: https://lwn.net/Articles/706363/
>>   v4: https://lwn.net/Articles/703773/
>>   v3: https://lwn.net/Articles/697231/
>>   v2: http://lists.infradead.org/pipermail/linux-mtd/2016-June/068277.html
>>   v1: https://lkml.org/lkml/2016/6/14/269
>>
>> This patch series adds support for the Intel SPI serial flash controller
>> found on many recent Intel CPUs including Baytrail and Braswell. This
>> driver makes it possible to access the BIOS and other platform data which
>> is stored on the SPI serial flash. It is also possible to upgrade the BIOS
>> using this driver if it has not been protected by special hardware bits.
>>
>> The patch [1/3] includes documentation how to upgrade BIOS on MinnowBoard
>> MAX.
>>
>> Since poking the SPI serial flash can brick the machine, this driver can
>> only be enabled when CONFIG_EXPERT=y and even then it will remain read-only
>> unless instructed othwerwise by module parameter.
> 
> Hi Lee,
> 
> I think we have enough acks from the MTD maintainers. I wonder if you
> could merge this series via your MFD tree?
> 
Ideally you'd merge 1/3 via MTD and 2,3/3 via MFD, but I'm not sure if
that is possible and if that is a sensible thing to do.

-- 
Best regards,
Marek Vasut