From: Huang Shijie <b32955@freescale.com>
To: "Lothar Waßmann" <LW@KARO-electronics.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>,
Mark Rutland <mark.rutland@arm.com>,
b47714@freescale.com, Russell King <linux@arm.linux.org.uk>,
Pawel Moll <pawel.moll@arm.com>, Arnd Bergmann <arnd@arndb.de>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Artem Bityutskiy <artem.bityutskiy@linux.intel.com>,
y@KARO-electronics.de, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
Rob Herring <robh+dt@kernel.org>,
linux-mtd@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
Rob Landley <rob@landley.net>, Kumar Gala <galak@codeaurora.org>,
Brian Norris <computersforpeace@gmail.com>,
David Woodhouse <dwmw2@infradead.org>,
Sascha Hauer <kernel@pengutronix.de>,
Shawn Guo <shawn.guo@freescale.com>
Subject: Re: [PATCH] mtd: gpmi: make blockmark swapping optional
Date: Thu, 20 Mar 2014 18:56:16 +0800 [thread overview]
Message-ID: <532AC950.6070108@freescale.com> (raw)
In-Reply-To: <20140320110914.731db7cf@ipc1.ka-ro>
于 2014年03月20日 18:09, Lothar Waßmann 写道:
> This can be disabled by parameter in the FCB (at least according to
> the i.MX6 reference Manual):
from imx28's reference manual, there is not such bit in the FCB to
disable the
swapping. But you are disabling the swapping in the imx28's DTS file,
isn't it?
I think it is dangerous.
> |DISBBM 172 4 If 0 ROM will swap BadBlockMarkerByte with
> | metadata[0] after reading a page using BCH40.
> | If the value set is 1 then ROM will not do
> | swapping
>
>
I will consult with our ROM colleague about this DISBBM bit.
I am not sure if the ROM still do the swapping for the uboot when we set
DISBBM bit.
thanks
Huang Shijie
WARNING: multiple messages have this Message-ID (diff)
From: b32955@freescale.com (Huang Shijie)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] mtd: gpmi: make blockmark swapping optional
Date: Thu, 20 Mar 2014 18:56:16 +0800 [thread overview]
Message-ID: <532AC950.6070108@freescale.com> (raw)
In-Reply-To: <20140320110914.731db7cf@ipc1.ka-ro>
? 2014?03?20? 18:09, Lothar Wa?mann ??:
> This can be disabled by parameter in the FCB (at least according to
> the i.MX6 reference Manual):
from imx28's reference manual, there is not such bit in the FCB to
disable the
swapping. But you are disabling the swapping in the imx28's DTS file,
isn't it?
I think it is dangerous.
> |DISBBM 172 4 If 0 ROM will swap BadBlockMarkerByte with
> | metadata[0] after reading a page using BCH40.
> | If the value set is 1 then ROM will not do
> | swapping
>
>
I will consult with our ROM colleague about this DISBBM bit.
I am not sure if the ROM still do the swapping for the uboot when we set
DISBBM bit.
thanks
Huang Shijie
WARNING: multiple messages have this Message-ID (diff)
From: Huang Shijie <b32955@freescale.com>
To: "Lothar Waßmann" <LW@KARO-electronics.de>
Cc: y@KARO-electronics.de, Arnd Bergmann <arnd@arndb.de>,
Artem Bityutskiy <artem.bityutskiy@linux.intel.com>,
Brian Norris <computersforpeace@gmail.com>,
David Woodhouse <dwmw2@infradead.org>,
Fabio Estevam <fabio.estevam@freescale.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Mark Rutland <mark.rutland@arm.com>,
Pawel Moll <pawel.moll@arm.com>, Rob Herring <robh+dt@kernel.org>,
Rob Landley <rob@landley.net>,
Russell King <linux@arm.linux.org.uk>,
Sascha Hauer <kernel@pengutronix.de>,
Shawn Guo <shawn.guo@freescale.com>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mtd@lists.infradead.org, b47714@freescale.com
Subject: Re: [PATCH] mtd: gpmi: make blockmark swapping optional
Date: Thu, 20 Mar 2014 18:56:16 +0800 [thread overview]
Message-ID: <532AC950.6070108@freescale.com> (raw)
In-Reply-To: <20140320110914.731db7cf@ipc1.ka-ro>
于 2014年03月20日 18:09, Lothar Waßmann 写道:
> This can be disabled by parameter in the FCB (at least according to
> the i.MX6 reference Manual):
from imx28's reference manual, there is not such bit in the FCB to
disable the
swapping. But you are disabling the swapping in the imx28's DTS file,
isn't it?
I think it is dangerous.
> |DISBBM 172 4 If 0 ROM will swap BadBlockMarkerByte with
> | metadata[0] after reading a page using BCH40.
> | If the value set is 1 then ROM will not do
> | swapping
>
>
I will consult with our ROM colleague about this DISBBM bit.
I am not sure if the ROM still do the swapping for the uboot when we set
DISBBM bit.
thanks
Huang Shijie
WARNING: multiple messages have this Message-ID (diff)
From: Huang Shijie <b32955@freescale.com>
To: "Lothar Waßmann" <LW@KARO-electronics.de>
Cc: <y@KARO-electronics.de>, Arnd Bergmann <arnd@arndb.de>,
Artem Bityutskiy <artem.bityutskiy@linux.intel.com>,
Brian Norris <computersforpeace@gmail.com>,
David Woodhouse <dwmw2@infradead.org>,
Fabio Estevam <fabio.estevam@freescale.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Mark Rutland <mark.rutland@arm.com>,
Pawel Moll <pawel.moll@arm.com>, Rob Herring <robh+dt@kernel.org>,
Rob Landley <rob@landley.net>,
Russell King <linux@arm.linux.org.uk>,
Sascha Hauer <kernel@pengutronix.de>,
Shawn Guo <shawn.guo@freescale.com>, <devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-doc@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-mtd@lists.infradead.org>, <b47714@freescale.com>
Subject: Re: [PATCH] mtd: gpmi: make blockmark swapping optional
Date: Thu, 20 Mar 2014 18:56:16 +0800 [thread overview]
Message-ID: <532AC950.6070108@freescale.com> (raw)
In-Reply-To: <20140320110914.731db7cf@ipc1.ka-ro>
于 2014年03月20日 18:09, Lothar Waßmann 写道:
> This can be disabled by parameter in the FCB (at least according to
> the i.MX6 reference Manual):
from imx28's reference manual, there is not such bit in the FCB to
disable the
swapping. But you are disabling the swapping in the imx28's DTS file,
isn't it?
I think it is dangerous.
> |DISBBM 172 4 If 0 ROM will swap BadBlockMarkerByte with
> | metadata[0] after reading a page using BCH40.
> | If the value set is 1 then ROM will not do
> | swapping
>
>
I will consult with our ROM colleague about this DISBBM bit.
I am not sure if the ROM still do the swapping for the uboot when we set
DISBBM bit.
thanks
Huang Shijie
next prev parent reply other threads:[~2014-03-20 10:56 UTC|newest]
Thread overview: 125+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-19 13:23 [PATCH] mtd: gpmi: make blockmark swapping optional y
2014-03-19 13:23 ` y at karo-electronics.de
2014-03-20 8:33 ` Juergen Beisert
2014-03-20 8:33 ` Juergen Beisert
2014-03-20 8:33 ` Juergen Beisert
2014-03-20 8:33 ` Juergen Beisert
2014-03-20 9:20 ` Lothar Waßmann
2014-03-20 9:20 ` Lothar Waßmann
2014-03-20 9:20 ` Lothar Waßmann
2014-03-20 9:20 ` Lothar Waßmann
2014-03-20 9:15 ` Huang Shijie
2014-03-20 9:15 ` Huang Shijie
2014-03-20 9:15 ` Huang Shijie
2014-03-20 9:15 ` Huang Shijie
2014-03-20 9:21 ` Lothar Waßmann
2014-03-20 9:21 ` Lothar Waßmann
2014-03-20 9:21 ` Lothar Waßmann
2014-03-20 9:21 ` Lothar Waßmann
2014-03-20 9:47 ` Huang Shijie
2014-03-20 9:47 ` Huang Shijie
2014-03-20 9:47 ` Huang Shijie
2014-03-20 9:47 ` Huang Shijie
2014-03-20 10:09 ` Lothar Waßmann
2014-03-20 10:09 ` Lothar Waßmann
2014-03-20 10:09 ` Lothar Waßmann
2014-03-20 10:09 ` Lothar Waßmann
2014-03-20 10:56 ` Huang Shijie [this message]
2014-03-20 10:56 ` Huang Shijie
2014-03-20 10:56 ` Huang Shijie
2014-03-20 10:56 ` Huang Shijie
2014-03-21 5:36 ` Huang Shijie
2014-03-21 5:36 ` Huang Shijie
2014-03-21 5:36 ` Huang Shijie
2014-03-21 5:36 ` Huang Shijie
2014-03-21 10:50 ` [PATCHv2 1/1] " Lothar Waßmann
2014-03-21 10:50 ` Lothar Waßmann
2014-03-21 10:50 ` Lothar Waßmann
2014-03-24 9:59 ` Huang Shijie
2014-03-24 9:59 ` Huang Shijie
2014-03-24 9:59 ` Huang Shijie
2014-03-24 9:59 ` Huang Shijie
2014-03-26 8:51 ` Lothar Waßmann
2014-03-26 8:51 ` Lothar Waßmann
2014-03-26 8:51 ` Lothar Waßmann
2014-03-26 10:41 ` Huang Shijie
2014-03-26 10:41 ` Huang Shijie
2014-03-26 10:41 ` Huang Shijie
2014-03-26 10:41 ` Huang Shijie
2014-03-26 11:55 ` Lothar Waßmann
2014-03-26 11:55 ` Lothar Waßmann
2014-03-26 11:55 ` Lothar Waßmann
2014-03-26 11:55 ` Lothar Waßmann
2014-03-27 9:59 ` Huang Shijie
2014-03-27 9:59 ` Huang Shijie
2014-03-27 9:59 ` Huang Shijie
2014-03-27 9:59 ` Huang Shijie
2014-03-27 12:21 ` Lothar Waßmann
2014-03-27 12:21 ` Lothar Waßmann
2014-03-27 12:21 ` Lothar Waßmann
2014-03-27 12:21 ` Lothar Waßmann
2014-03-28 2:09 ` Huang Shijie
2014-03-28 2:09 ` Huang Shijie
2014-03-28 2:09 ` Huang Shijie
2014-03-28 2:09 ` Huang Shijie
2014-03-28 8:16 ` Lothar Waßmann
2014-03-28 8:16 ` Lothar Waßmann
2014-03-28 8:16 ` Lothar Waßmann
2014-03-28 8:39 ` Huang Shijie
2014-03-28 8:39 ` Huang Shijie
2014-03-28 8:39 ` Huang Shijie
2014-03-28 8:39 ` Huang Shijie
2014-03-28 9:00 ` Sascha Hauer
2014-03-28 9:00 ` Sascha Hauer
2014-03-28 9:00 ` Sascha Hauer
2014-03-28 9:26 ` Huang Shijie
2014-03-28 9:26 ` Huang Shijie
2014-03-28 9:26 ` Huang Shijie
2014-03-28 9:31 ` Lothar Waßmann
2014-03-28 9:31 ` Lothar Waßmann
2014-03-28 9:31 ` Lothar Waßmann
2014-03-28 9:31 ` Lothar Waßmann
2014-03-28 10:09 ` Huang Shijie
2014-03-28 10:09 ` Huang Shijie
2014-03-28 10:09 ` Huang Shijie
2014-03-28 10:09 ` Huang Shijie
2014-03-28 10:18 ` Lothar Waßmann
2014-03-28 10:18 ` Lothar Waßmann
2014-03-28 10:18 ` Lothar Waßmann
2014-03-28 10:18 ` Lothar Waßmann
2014-03-28 9:01 ` Lothar Waßmann
2014-03-28 9:01 ` Lothar Waßmann
2014-03-28 9:01 ` Lothar Waßmann
2014-03-28 9:01 ` Lothar Waßmann
2014-03-28 9:33 ` Huang Shijie
2014-03-28 9:33 ` Huang Shijie
2014-03-28 9:33 ` Huang Shijie
2014-03-28 9:33 ` Huang Shijie
2014-03-28 9:38 ` Huang Shijie
2014-03-28 9:38 ` Huang Shijie
2014-03-28 9:38 ` Huang Shijie
2014-03-28 9:38 ` Huang Shijie
2014-03-28 10:13 ` Lothar Waßmann
2014-03-28 10:13 ` Lothar Waßmann
2014-03-28 10:13 ` Lothar Waßmann
2014-03-28 10:13 ` Lothar Waßmann
2014-03-28 10:35 ` [PATCHv3 0/2] " Lothar Waßmann
2014-03-28 10:35 ` Lothar Waßmann
2014-03-28 10:35 ` Lothar Waßmann
2014-03-28 10:35 ` [PATCHv3 1/2] " Lothar Waßmann
2014-03-28 10:35 ` Lothar Waßmann
2014-03-28 10:35 ` Lothar Waßmann
2014-03-31 2:06 ` Huang Shijie
2014-03-31 2:06 ` Huang Shijie
2014-03-31 2:06 ` Huang Shijie
2014-03-28 10:35 ` [PATCHv3 2/2] of/mtd/nand: add generic binding and helper for NAND_BBT_NO_OOB_BBM Lothar Waßmann
2014-03-28 10:35 ` Lothar Waßmann
2014-03-28 10:35 ` Lothar Waßmann
-- strict thread matches above, loose matches on Subject: below --
2014-03-19 13:23 [PATCH] mtd: gpmi: make blockmark swapping optional y
2014-03-19 13:23 y
2014-03-19 13:23 y
2014-03-19 13:23 y
2014-03-19 13:23 y
2014-03-19 13:23 y
2014-03-19 13:23 y
2014-03-19 13:23 y
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