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[V2,24/32] omap_hsmmc: clear interrupt status after init sequence

Message ID 20090728104131.2371.37074.sendpatchset@ahunter-laptop (mailing list archive)
State Awaiting Upstream, archived
Headers show

Commit Message

Adrian Hunter July 28, 2009, 10:41 a.m. UTC 
From 1aa0e844f89f4349a6e940079343efbf9e8130d6 Mon Sep 17 00:00:00 2001
From: Adrian Hunter <adrian.hunter@nokia.com>
Date: Sat, 16 May 2009 09:35:17 +0300
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>
---
 drivers/mmc/host/omap_hsmmc.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
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Patch

diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 0373bdd..c7a6d88 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -358,6 +358,10 @@  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);
 }