[OpenBIOS] r754 - dev/mmc/sdhci

svn at openbios.org svn at openbios.org
Thu Dec 27 02:33:11 CET 2007


Author: wmb
Date: 2007-12-27 02:33:11 +0100 (Thu, 27 Dec 2007)
New Revision: 754

Modified:
   dev/mmc/sdhci/sdhci.fth
Log:
OLPC Trac 5717 - added 1 ms delay after reset-card for the benefit
of cards (e.g. Kingston 4 GB SDHC) that fail to power up without a delay.


Modified: dev/mmc/sdhci/sdhci.fth
===================================================================
--- dev/mmc/sdhci/sdhci.fth	2007-12-07 09:14:42 UTC (rev 753)
+++ dev/mmc/sdhci/sdhci.fth	2007-12-27 01:33:11 UTC (rev 754)
@@ -314,7 +314,7 @@
 d# 16 instance buffer: csd
 headers
 
-: reset-card  ( -- )  0 0 0 cmd  0 to rca  ;  \ 0 -
+: reset-card  ( -- )  0 0 0 cmd  0 to rca  1 ms  ;  \ 0 -
 
 : send-op-cond  ( voltage-range -- ocr )  h# 0102 0 cmd  response  ; \ R3
 




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