[PATCH V3 13/30] omap_hsmmc: set open drain bit correctly

Adrian Hunter
2009-09-09T11:58:00Z

>From ca1bda2fa518c0263af943ffd953ab59515c949d Mon Sep 17 00:00:00 2001
From: Denis Karpov <ext-denis.2.karpov@nokia.com>
Date: Thu, 23 Apr 2009 16:44:58 +0300
Subject: [PATCH] omap_hsmmc: set open drain bit correctly

The code could set the bit to 1 but not reset it to 0.

Signed-off-by: Denis Karpov <ext-denis.2.karpov@nokia.com>
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
---
drivers/mmc/host/omap_hsmmc.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index d5e4f08..e0b9c49 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -1111,9 +1111,11 @@ static void omap_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
if (do_send_init_stream)
send_init_stream(host);

+ con = OMAP_HSMMC_READ(host->base, CON);
if (ios->bus_mode == MMC_BUSMODE_OPENDRAIN)
- OMAP_HSMMC_WRITE(host->base, CON,
- OMAP_HSMMC_READ(host->base, CON) | OD);
+ OMAP_HSMMC_WRITE(host->base, CON, con | OD);
+ else
+ OMAP_HSMMC_WRITE(host->base, CON, con & ~OD);

mmc_host_lazy_disable(host->mmc);
}
--
1.5.6.3