omap_hsmmc: clear interrupt status after init sequence
authorAdrian Hunter <adrian.hunter@nokia.com>
Tue, 22 Sep 2009 23:44:56 +0000 (16:44 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 23 Sep 2009 14:39:35 +0000 (07:39 -0700)
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>
drivers/mmc/host/omap_hsmmc.c

index 305e5d26d7e7eab29882b81a80b135f587dedc68..325cf60c65e5793d6041eba2ed808d8f49dc8bc4 100644 (file)
@@ -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);
 }