As described here: http://lkml.org/lkml/2009/2/20/265
The CAFE chip is broken due to commit 
e809517f6fa5803a5a1cd5602.
Anton added a quirk here: http://lkml.org/lkml/2009/2/20/279 that fixes
CAFE's problem.  This adds the quirk for CAFE.
Signed-off-by: Andres Salomon <dilinger@debian.org>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
 
 static const struct sdhci_pci_fixes sdhci_cafe = {
        .quirks         = SDHCI_QUIRK_NO_SIMULT_VDD_AND_POWER |
+                         SDHCI_QUIRK_NO_BUSY_IRQ |
                          SDHCI_QUIRK_BROKEN_TIMEOUT_VAL,
 };