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authorArnd Bergmann <arnd@arndb.de>2012-03-15 16:09:17 +0000
committerArnd Bergmann <arnd@arndb.de>2012-03-15 16:09:21 +0000
commit065319c229c76ded943a8a7cf55e1e6e1e55ae69 (patch)
tree6b16c74b13eb2d8147aa346aa0dec247a8cd0a28 /drivers/mmc/core/mmc.c
parentc77ef898625f558c89c6ca0b27e2032f0fad4196 (diff)
parent63ecf0a9b55ada8c59ac10472c4468b46cf2e97a (diff)
Merge branch 'board-specific' of git://github.com/hzhuang1/linux into next/boards
* 'board-specific' of git://github.com/hzhuang1/linux: pxa/hx4700: Remove pcmcia platform_device structure ARM: pxa/hx4700: Reduce sleep mode battery discharge by 35% ARM: pxa/hx4700: Remove unwanted request for GPIO105 (update to 3.3-rc7) Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/mmc/core/mmc.c')
-rw-r--r--drivers/mmc/core/mmc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index a48066344fa..2b9ed1401dc 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -816,6 +816,9 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
if (!mmc_host_is_spi(host))
mmc_set_bus_mode(host, MMC_BUSMODE_OPENDRAIN);
+ /* Initialization should be done at 3.3 V I/O voltage. */
+ mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_330, 0);
+
/*
* Since we're changing the OCR value, we seem to
* need to tell some cards to go back to the idle