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authorAdrian Hunter <adrian.hunter@nokia.com>2009-09-22 16:44:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 07:39:35 -0700
commitc653a6d4d18be5213d0e910cee75ebf089f8ba9d (patch)
tree79d6c0888c5f3489dc5cc13d331f584c13d71a9a /drivers/mmc
parent191d1f1de158cf4dee3a5595e845a498364c061f (diff)
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omap_hsmmc: clear interrupt status after init sequence
Clear the interrupt status after sending the initialization sequence, as specified in the TRM. Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com> Acked-by: Matt Fleming <matt@console-pimps.org> Cc: Ian Molton <ian@mnementh.co.uk> Cc: "Roberto A. Foglietta" <roberto.foglietta@gmail.com> Cc: Jarkko Lavinen <jarkko.lavinen@nokia.com> Cc: Denis Karpov <ext-denis.2.karpov@nokia.com> Cc: Pierre Ossman <pierre@ossman.eu> Cc: Philip Langdale <philipl@overt.org> Cc: "Madhusudhan" <madhu.cr@ti.com> Cc: <linux-mmc@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/omap_hsmmc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 305e5d2..325cf60 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -360,6 +360,10 @@ static void send_init_stream(struct mmc_omap_host *host)
OMAP_HSMMC_WRITE(host->base, CON,
OMAP_HSMMC_READ(host->base, CON) & ~INIT_STREAM);
+
+ OMAP_HSMMC_WRITE(host->base, STAT, STAT_CLEAR);
+ OMAP_HSMMC_READ(host->base, STAT);
+
enable_irq(host->irq);
}