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| author | Denis Karpov <ext-denis.2.karpov@nokia.com> | 2009-09-23 01:44:44 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-23 16:39:34 +0200 |
| commit | abb28e731a751f0b6c293a67b3e564eb0e336d53 (patch) | |
| tree | 347a0e9cddcea3413754814e41ec5acd266406cd /drivers/mmc/host/omap_hsmmc.c | |
| parent | omap_hsmmc: context save/restore support (diff) | |
| download | linux-abb28e731a751f0b6c293a67b3e564eb0e336d53.tar.xz linux-abb28e731a751f0b6c293a67b3e564eb0e336d53.zip | |
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>
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/host/omap_hsmmc.c')
| -rw-r--r-- | 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 74d506a6ffec..59f001090332 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -1118,9 +1118,11 @@ 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); } |