From: Nicolas Ferre <nicolas.ferre@rfo.atmel.com>
Date: Mon, 9 Jul 2007 12:58:16 +0000 (+0200)
Subject: mmc: at91_mci: fix hanging and rework to match flowcharts
X-Git-Tag: v2.6.23-rc1~1150^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ed99c541e0a15281c57530d54a4a5e3272f74fb9;p=pandora-kernel.git

mmc: at91_mci: fix hanging and rework to match flowcharts

Fixes hanging using multi block operations (seen during CMD25).
Follows closely the datasheet flowcharts.

This piece of code handles better big file writing. I had to take care
of the notbusy signal during write (at91_mci_handle_cmdrdy function) and
to rearrange the AT91_MCI_ENDRX and AT91_MCI_RXBUFF flag usage.

Signed-off-by: Nicolas Ferre <nicolas.ferre@rfo.atmel.com>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
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