diff options
| author | merge <null@invalid> | 2008-12-29 12:11:49 +0000 |
|---|---|---|
| committer | Andy Green <agreen@pads.home.warmcat.com> | 2008-12-29 12:11:49 +0000 |
| commit | 4f0d7f43b8a9d35be25f520834bbb13f2dae10f3 (patch) | |
| tree | c75c07e7c55a1004996754651484514e7530d38e /drivers/mmc | |
| parent | 39a497b0421174c3f23ef3dffb0675a4db3aa3a0 (diff) | |
MERGE-via-pending-tracking-hist-this-patch-gets-the-linux-mci-
pending-tracking-hist top was this-patch-gets-the-linux-mci- / f45f6d893a0dc65a6041a2c0127e9970427a85da ... parent commitmessage:
From: Balaji Rao <balajirrao@openmoko.org>
This patch gets the Linux mci stack to use the voltage it negotiated before
with the uSD card on resume. Without this, it always reverts to and stays at
3.3V.
Signed-off-by: Balaji Rao <balajirrao@openmoko.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/core/core.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index b76667e36e8..56988ff4732 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -496,7 +496,13 @@ void mmc_set_timing(struct mmc_host *host, unsigned int timing) */ static void mmc_power_up(struct mmc_host *host) { - int bit = fls(host->ocr_avail) - 1; + int bit; + + /* If ocr is set, we use it */ + if (host->ocr) + bit = ffs(host->ocr) - 1; + else + bit = fls(host->ocr_avail) - 1; host->ios.vdd = bit; if (mmc_host_is_spi(host)) { |