Re: [U-Boot] [PATCH] spi: mxc: Fix data loss for non aligned write buffers.

2013-10-16 Thread Martin Fuzzey
On 16/10/13 15:22, Jagan Teki wrote: Hi Albert, On Wed, Oct 16, 2013 at 5:35 PM, Albert ARIBAUD wrote: Hi Jagan, On Wed, 16 Oct 2013 16:20:17 +0530, Jagan Teki wrote: Hi Amicalement, On Wed, Oct 16, 2013 at 1:05 PM, Albert ARIBAUD wrote: Hi Jagan, On Wed, 16 Oct 2013 11:16:49 +0530, Ja

Re: [U-Boot] [PATCH] spi: mxc: Fix data loss for non aligned write buffers.

2013-10-16 Thread Albert ARIBAUD
Hi Jagan, On Wed, 16 Oct 2013 18:52:34 +0530, Jagan Teki wrote: > Hi Albert, > > On Wed, Oct 16, 2013 at 5:35 PM, Albert ARIBAUD > wrote: > > Hi Jagan, > > > > On Wed, 16 Oct 2013 16:20:17 +0530, Jagan Teki > > wrote: > > > >> Hi Amicalement, > >> > >> On Wed, Oct 16, 2013 at 1:05 PM, Albert

Re: [U-Boot] [PATCH] spi: mxc: Fix data loss for non aligned write buffers.

2013-10-16 Thread Jagan Teki
Hi Albert, On Wed, Oct 16, 2013 at 5:35 PM, Albert ARIBAUD wrote: > Hi Jagan, > > On Wed, 16 Oct 2013 16:20:17 +0530, Jagan Teki > wrote: > >> Hi Amicalement, >> >> On Wed, Oct 16, 2013 at 1:05 PM, Albert ARIBAUD >> wrote: >> > Hi Jagan, >> > >> > On Wed, 16 Oct 2013 11:16:49 +0530, Jagan Teki

Re: [U-Boot] [PATCH] spi: mxc: Fix data loss for non aligned write buffers.

2013-10-16 Thread Albert ARIBAUD
Hi Jagan, On Wed, 16 Oct 2013 16:20:17 +0530, Jagan Teki wrote: > Hi Amicalement, > > On Wed, Oct 16, 2013 at 1:05 PM, Albert ARIBAUD > wrote: > > Hi Jagan, > > > > On Wed, 16 Oct 2013 11:16:49 +0530, Jagan Teki > > wrote: > > > >> Hi, > >> > >> On Tue, Oct 15, 2013 at 11:27 PM, Martin Fuzzey

Re: [U-Boot] [PATCH] spi: mxc: Fix data loss for non aligned write buffers.

2013-10-16 Thread Jagan Teki
Hi Amicalement, On Wed, Oct 16, 2013 at 1:05 PM, Albert ARIBAUD wrote: > Hi Jagan, > > On Wed, 16 Oct 2013 11:16:49 +0530, Jagan Teki > wrote: > >> Hi, >> >> On Tue, Oct 15, 2013 at 11:27 PM, Martin Fuzzey wrote: >> > When writing buffers that are not 32 bit aligned data loss occurs. >> > >> >

Re: [U-Boot] [PATCH] spi: mxc: Fix data loss for non aligned write buffers.

2013-10-16 Thread Albert ARIBAUD
Hi Jagan, On Wed, 16 Oct 2013 11:16:49 +0530, Jagan Teki wrote: > Hi, > > On Tue, Oct 15, 2013 at 11:27 PM, Martin Fuzzey wrote: > > When writing buffers that are not 32 bit aligned data loss occurs. > > > > This can also occur when the total transfer size is not a multiple of 4 > > bytes > >

Re: [U-Boot] [PATCH] spi: mxc: Fix data loss for non aligned write buffers.

2013-10-15 Thread Jagan Teki
Hi, On Tue, Oct 15, 2013 at 11:27 PM, Martin Fuzzey wrote: > When writing buffers that are not 32 bit aligned data loss occurs. > > This can also occur when the total transfer size is not a multiple of 4 bytes > since the extra bytes are written first causing the rest to be unaligned. > > This ca

[U-Boot] [PATCH] spi: mxc: Fix data loss for non aligned write buffers.

2013-10-15 Thread Martin Fuzzey
When writing buffers that are not 32 bit aligned data loss occurs. This can also occur when the total transfer size is not a multiple of 4 bytes since the extra bytes are written first causing the rest to be unaligned. This can be seen by writing to SPI flash a 57 byte file containing 00 01 .. 38