On Mon, Mar 21, 2011 at 11:55:36PM +0100, Arnd Bergmann wrote:
On Monday 21 March 2011 23:38:56 Simon Horman wrote:
Write Speed
# dd if=/dev/zero of=/dev/mmcblk0 bs=512 count=10
SD1.1: 2.5 MB/s -- Faster than expected
SD2.0: 3.0 MB/s -- Faster
On Monday 21 March 2011 23:38:56 Simon Horman wrote:
Write Speed
# dd if=/dev/zero of=/dev/mmcblk0 bs=512 count=10
SD1.1: 2.5 MB/s -- Faster than expected
SD2.0: 3.0 MB/s -- Faster than expected
SDHC Class 2: 2.3 MB/s -- Faster than
On Thu, Jan 20, 2011 at 4:07 PM, Simon Horman ho...@verge.net.au wrote:
On Thu, Jan 20, 2011 at 01:01:04PM +0900, Magnus Damm wrote:
1) Can you try a different SDHC Class 10 card? I'd just simply buy a
top-of-the-line SanDisk card myself and try that, but anything
different from what you're
On Thu, Jan 20, 2011 at 05:28:55PM +0900, Magnus Damm wrote:
On Thu, Jan 20, 2011 at 4:07 PM, Simon Horman ho...@verge.net.au wrote:
As we discussed (offline) yesterday, it ought to be possible
to change the frequency of the clock source. And in the case of
the mackerel this can probably be
On Thu, Jan 20, 2011 at 5:38 PM, Paul Mundt let...@linux-sh.org wrote:
On Thu, Jan 20, 2011 at 05:28:55PM +0900, Magnus Damm wrote:
On Thu, Jan 20, 2011 at 4:07 PM, Simon Horman ho...@verge.net.au wrote:
I imagine it would be possible to manipulate the frequency
such that MMC can be run
On Wed, Jan 19, 2011 at 12:14:40PM +0900, Magnus Damm wrote:
Hi Simon,
On Wed, Jan 19, 2011 at 9:09 AM, Simon Horman ho...@verge.net.au wrote:
Hi,
I am currently interested in the read performance of the SDHI driver. I
ran the following tests on a Mackerel board using Linus's latest
On Wed, Jan 19, 2011 at 05:05:49PM +0900, Simon Horman wrote:
On Wed, Jan 19, 2011 at 12:14:40PM +0900, Magnus Damm wrote:
Hi Simon,
On Wed, Jan 19, 2011 at 9:09 AM, Simon Horman ho...@verge.net.au wrote:
Hi,
I am currently interested in the read performance of the SDHI driver. I
On Thu, Jan 20, 2011 at 01:01:04PM +0900, Magnus Damm wrote:
1) Can you try a different SDHC Class 10 card? I'd just simply buy a
top-of-the-line SanDisk card myself and try that, but anything
different from what you're having is probably useful as a contrast.
Sure, will do.
2) How about the
Hi,
I am currently interested in the read performance of the SDHI driver. I
ran the following tests on a Mackerel board using Linus's latest tree
(6845a44a), which I believe has all of the outstanding patches from Arnd
and Guennadi merged.
I have made the following crude performance
Hi Simon,
On Wed, Jan 19, 2011 at 9:09 AM, Simon Horman ho...@verge.net.au wrote:
Hi,
I am currently interested in the read performance of the SDHI driver. I
ran the following tests on a Mackerel board using Linus's latest tree
(6845a44a), which I believe has all of the outstanding patches
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