From c653a6d4d18be5213d0e910cee75ebf089f8ba9d Mon Sep 17 00:00:00 2001 From: Adrian Hunter <adrian.hunter@nokia.com> Date: Tue, 22 Sep 2009 16:44:56 -0700 Subject: [PATCH] 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> --- drivers/mmc/host/omap_hsmmc.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index 305e5d26d7e7e..325cf60c65e57 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); } -- GitLab