Hi Paul,
-Original Message-
From: Paul Walmsley [mailto:p...@pwsan.com]
Sent: Sunday, August 16, 2009 12:39 PM
To: Sonasath, Moiz
Cc: linux-...@vger.kernel.org; linux-omap@vger.kernel.org; Menon,
Nishanth; Pandita, Vikram
Subject: RE: [PATCH 3/3] [OMAP:I2C]OMAP3430 Silicon Errata
Hi Moiz,
On Tue, 11 Aug 2009, Sonasath, Moiz wrote:
1. From the code we have in place now, we are writing
num_bytes=dev-fifosize(=XTRSH+1) bytes in case of XRDY OR
num_bytes=TXSTAT (last few bytes left) in case of XDR (draining feature)
Without the errata we were writing these num_bytes
Subject: RE: [PATCH 3/3] [OMAP:I2C]OMAP3430 Silicon Errata 1.153
-Original Message-
From: Paul Walmsley [mailto:p...@pwsan.com]
Sent: Monday, August 03, 2009 2:36 AM
To: Sonasath, Moiz
Cc: linux-...@vger.kernel.org; linux-omap@vger.kernel.org; Menon,
Nishanth; Pandita, Vikram
Hello Moiz,
On Mon, 10 Aug 2009, Sonasath, Moiz wrote:
I did some analysis and testing of the code with threshold set to zero,
we cannot make the threshold zero with the present code in place, as
this would hamper the functionality of the draining feature because in
this case the XDR
Hello Moiz,
A few remaining comments, most of these from an earlier message.
On Tue, 21 Jul 2009, Sonasath, Moiz wrote:
When an XRDY/XDR is hit, wait for XUDF before writing data to DATA_REG.
Otherwise some data bytes can be lost while transferring them from the
memory to the I2C interface.
-Original Message-
From: Paul Walmsley [mailto:p...@pwsan.com]
Sent: Monday, August 03, 2009 2:36 AM
To: Sonasath, Moiz
Cc: linux-...@vger.kernel.org; linux-omap@vger.kernel.org; Menon,
Nishanth; Pandita, Vikram
Subject: Re: [PATCH 3/3] [OMAP:I2C]OMAP3430 Silicon Errata 1.153
Sonasath, Moiz wrote:
When an XRDY/XDR is hit, wait for XUDF before writing data to DATA_REG.
Otherwise some data bytes can be lost while transferring them from the
memory to the I2C interface.
Do a Busy-wait for XUDF, before writing data to DATA_REG. While waiting
if there is NACK |
Hello Nishant,
Comments inlined,
Regards
Moiz Sonasath
-Original Message-
From: Menon, Nishanth
Sent: Wednesday, July 15, 2009 6:03 PM
To: Sonasath, Moiz
Cc: linux-omap@vger.kernel.org; Kamat, Nishant; Paul Walmsley; Pandita, Vikram
Subject: Re: [PATCH 3/3] [OMAP:I2C]OMAP3430 Silicon
] [OMAP:I2C]OMAP3430 Silicon Errata 1.153
Sonasath, Moiz wrote:
When an XRDY/XDR is hit, wait for XUDF before writing data to DATA_REG.
Otherwise some data bytes can be lost while transferring them from the
memory to the I2C interface.
Do a Busy-wait for XUDF, before writing data to DATA_REG. While
Sonasath, Moiz had written, on 07/15/2009 10:40 AM, the following:
When an XRDY/XDR is hit, wait for XUDF before writing data to DATA_REG.
Otherwise some data bytes can be lost while transferring them from the
memory to the I2C interface.
Do a Busy-wait for XUDF, before writing data to
Hello Nishant,
Comments inlined,
Regards
Moiz Sonasath
-Original Message-
From: Menon, Nishanth
Sent: Wednesday, July 15, 2009 4:43 PM
To: Sonasath, Moiz
Cc: linux-omap@vger.kernel.org; Kamat, Nishant; Paul Walmsley
Subject: Re: [PATCH 3/3] [OMAP:I2C]OMAP3430 Silicon Errata 1.153
: linux-omap@vger.kernel.org; Kamat, Nishant; Paul Walmsley; Pandita, Vikram
Subject: Re: [PATCH 3/3] [OMAP:I2C]OMAP3430 Silicon Errata 1.153
Sonasath, Moiz had written, on 07/15/2009 05:23 PM, the following:
Hello Nishant,
Comments inlined,
Regards
Moiz Sonasath
-Original Message
Sonasath, Moiz had written, on 07/15/2009 05:29 PM, the following:
I am also not sure, if the count=100; value will be enough time for the XUDF
to be set. If not then it will keep running into timeout errors.
Do you mean we need a delay for checking again? that should be easy to
Walmsley; Pandita, Vikram
Subject: Re: [PATCH 3/3] [OMAP:I2C]OMAP3430 Silicon Errata 1.153
Sonasath, Moiz had written, on 07/15/2009 05:29 PM, the following:
I am also not sure, if the count=100; value will be enough time for the XUDF
to be set. If not then it will keep running into timeout
Sonasath, Moiz had written, on 07/15/2009 05:37 PM, the following:
-Original Message-
From: Menon, Nishanth
Sent: Wednesday, July 15, 2009 5:32 PM
please stop top posting..
Sonasath, Moiz had written, on 07/15/2009 05:29 PM, the following:
I am also not sure, if the count=100;
Sonasath, Moiz wrote:
When an XRDY/XDR is hit, wait for XUDF before writing data to DATA_REG.
Otherwise some data bytes can be lost while transferring them from the
memory to the I2C interface.
Do a Busy-wait for XUDF, before writing data to DATA_REG. While waiting
if there is NACK | AL, set
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