diff options
| author | Ulf Hansson <ulf.hansson@stericsson.com> | 2011-11-04 15:13:19 +0100 |
|---|---|---|
| committer | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-05-22 11:02:58 +0200 |
| commit | 5d92f256f768c38ea345bcbd8434944d8d03a734 (patch) | |
| tree | 65fa313dabede17c495b8b2dbeee61d36b1ad247 | |
| parent | 04c12decba2b243cb7910547d0d894ab87da96bd (diff) | |
ARM: ux500: Enable levelshifter at MMC_POWER_ON only
There is no need to enable the levelshifter in the
MMC_POWER_UP state. Moreover we are not in a stable state
for starting to communicate with the SD-card. Thus we shall
not enable the levelshifter in this state.
Change-Id: I6fbcb5643513ebf658a2eb198d4a6ac24fbac872
Signed-off-by: Ulf Hansson <ulf.hansson@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/36502
Reviewed-by: P.Hanumath PRASAD <hanumath.prasad@stericsson.com>
Tested-by: P.Hanumath PRASAD <hanumath.prasad@stericsson.com>
Reviewed-by: Stefan NILSSON9 <stefan.xk.nilsson@stericsson.com>
Reviewed-by: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
| -rw-r--r-- | arch/arm/mach-ux500/board-mop500-sdi.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/board-u5500-sdi.c | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-ux500/board-mop500-sdi.c b/arch/arm/mach-ux500/board-mop500-sdi.c index d6a42ddd68a..334a41a50ce 100644 --- a/arch/arm/mach-ux500/board-mop500-sdi.c +++ b/arch/arm/mach-ux500/board-mop500-sdi.c @@ -45,6 +45,7 @@ static int mop500_sdi0_ios_handler(struct device *dev, struct mmc_ios *ios) switch (ios->power_mode) { case MMC_POWER_UP: + break; case MMC_POWER_ON: /* * Level shifter voltage should depend on vdd to when deciding diff --git a/arch/arm/mach-ux500/board-u5500-sdi.c b/arch/arm/mach-ux500/board-u5500-sdi.c index c7b828942e7..31a8c8ecdc9 100644 --- a/arch/arm/mach-ux500/board-u5500-sdi.c +++ b/arch/arm/mach-ux500/board-u5500-sdi.c @@ -73,6 +73,7 @@ static int u5500_sdi1_ios_handler(struct device *dev, struct mmc_ios *ios) switch (ios->power_mode) { case MMC_POWER_UP: + break; case MMC_POWER_ON: /* * Level shifter voltage should depend on vdd to when deciding |