From: Scott Wood <scottwood@freescale.com>
To: <shuo.liu@freescale.com>
Cc: Artem.Bityutskiy@nokia.com, linuxppc-dev@lists.ozlabs.org,
linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org,
akpm@linux-foundation.org, leoli@freescale.com,
dwmw2@infradead.org
Subject: Re: [PATCH 1/2] mtd/nand : set Nand flash page address to FBAR and FPAR correctly
Date: Fri, 9 Dec 2011 13:23:33 -0600 [thread overview]
Message-ID: <4EE26035.60408@freescale.com> (raw)
In-Reply-To: <1323423775-26951-1-git-send-email-shuo.liu@freescale.com>
On 12/09/2011 03:42 AM, shuo.liu@freescale.com wrote:
> From: Liu Shuo <b35362@freescale.com>
>
> If we use the Nand flash chip whose number of pages in a block is greater
> than 64(for large page), we must treat the low bit of FBAR as being the
> high bit of the page address due to the limitation of FCM, it simply uses
> the low 6-bits (for large page) of the combined block/page address as the
> FPAR component, rather than considering the actual block size.
>
> Signed-off-by: Liu Shuo <b35362@freescale.com>
> Signed-off-by: Jerry Huang <Chang-Ming.Huang@freescale.com>
> Signed-off-by: Tang Yuantian <b29983@freescale.com>
> Signed-off-by: Li Yang <leoli@freescale.com>
> ---
> drivers/mtd/nand/fsl_elbc_nand.c | 13 ++++++++++---
> 1 files changed, 10 insertions(+), 3 deletions(-)
Acked-by: Scott Wood <scottwood@freescale.com>
-Scott
WARNING: multiple messages have this Message-ID (diff)
From: Scott Wood <scottwood@freescale.com>
To: <shuo.liu@freescale.com>
Cc: Artem.Bityutskiy@nokia.com, linuxppc-dev@lists.ozlabs.org,
linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org,
akpm@linux-foundation.org, dwmw2@infradead.org
Subject: Re: [PATCH 1/2] mtd/nand : set Nand flash page address to FBAR and FPAR correctly
Date: Fri, 9 Dec 2011 13:23:33 -0600 [thread overview]
Message-ID: <4EE26035.60408@freescale.com> (raw)
In-Reply-To: <1323423775-26951-1-git-send-email-shuo.liu@freescale.com>
On 12/09/2011 03:42 AM, shuo.liu@freescale.com wrote:
> From: Liu Shuo <b35362@freescale.com>
>
> If we use the Nand flash chip whose number of pages in a block is greater
> than 64(for large page), we must treat the low bit of FBAR as being the
> high bit of the page address due to the limitation of FCM, it simply uses
> the low 6-bits (for large page) of the combined block/page address as the
> FPAR component, rather than considering the actual block size.
>
> Signed-off-by: Liu Shuo <b35362@freescale.com>
> Signed-off-by: Jerry Huang <Chang-Ming.Huang@freescale.com>
> Signed-off-by: Tang Yuantian <b29983@freescale.com>
> Signed-off-by: Li Yang <leoli@freescale.com>
> ---
> drivers/mtd/nand/fsl_elbc_nand.c | 13 ++++++++++---
> 1 files changed, 10 insertions(+), 3 deletions(-)
Acked-by: Scott Wood <scottwood@freescale.com>
-Scott
WARNING: multiple messages have this Message-ID (diff)
From: Scott Wood <scottwood@freescale.com>
To: <shuo.liu@freescale.com>
Cc: <dwmw2@infradead.org>, <Artem.Bityutskiy@nokia.com>,
<linux-mtd@lists.infradead.org>, <linuxppc-dev@lists.ozlabs.org>,
<akpm@linux-foundation.org>, <linux-kernel@vger.kernel.org>,
<leoli@freescale.com>
Subject: Re: [PATCH 1/2] mtd/nand : set Nand flash page address to FBAR and FPAR correctly
Date: Fri, 9 Dec 2011 13:23:33 -0600 [thread overview]
Message-ID: <4EE26035.60408@freescale.com> (raw)
In-Reply-To: <1323423775-26951-1-git-send-email-shuo.liu@freescale.com>
On 12/09/2011 03:42 AM, shuo.liu@freescale.com wrote:
> From: Liu Shuo <b35362@freescale.com>
>
> If we use the Nand flash chip whose number of pages in a block is greater
> than 64(for large page), we must treat the low bit of FBAR as being the
> high bit of the page address due to the limitation of FCM, it simply uses
> the low 6-bits (for large page) of the combined block/page address as the
> FPAR component, rather than considering the actual block size.
>
> Signed-off-by: Liu Shuo <b35362@freescale.com>
> Signed-off-by: Jerry Huang <Chang-Ming.Huang@freescale.com>
> Signed-off-by: Tang Yuantian <b29983@freescale.com>
> Signed-off-by: Li Yang <leoli@freescale.com>
> ---
> drivers/mtd/nand/fsl_elbc_nand.c | 13 ++++++++++---
> 1 files changed, 10 insertions(+), 3 deletions(-)
Acked-by: Scott Wood <scottwood@freescale.com>
-Scott
next prev parent reply other threads:[~2011-12-09 19:23 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-09 9:42 [PATCH 1/2] mtd/nand : set Nand flash page address to FBAR and FPAR correctly shuo.liu
2011-12-09 9:42 ` shuo.liu
2011-12-09 9:42 ` shuo.liu
2011-12-09 9:42 ` [PATCH 2/2 v4] mtd/nand : workaround for Freescale FCM to support large-page Nand chip shuo.liu
2011-12-09 9:42 ` shuo.liu
2011-12-09 9:42 ` shuo.liu
2011-12-09 19:24 ` Scott Wood
2011-12-09 19:24 ` Scott Wood
2011-12-09 19:24 ` Scott Wood
2011-12-09 19:23 ` Scott Wood [this message]
2011-12-09 19:23 ` [PATCH 1/2] mtd/nand : set Nand flash page address to FBAR and FPAR correctly Scott Wood
2011-12-09 19:23 ` Scott Wood
2011-12-12 21:04 ` Artem Bityutskiy
2011-12-12 21:04 ` Artem Bityutskiy
2011-12-12 21:04 ` Artem Bityutskiy
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