diff options
| author | Balaji T K <[email protected]> | 2011-09-08 06:34:57 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <[email protected]> | 2011-09-30 22:00:55 +0200 |
| commit | 14fa2dd00f4f996c9583c8fba63bfa03f5025ec3 (patch) | |
| tree | ba54542fd79b3f228ec80d87abd0b41ff743c7de /drivers/power | |
| parent | ecd9af88ac70dec7f0ea33613da2f889cf19e433 (diff) | |
mmc: omap: config VMMC, MMC1_PBIAS
Config VMMC voltage to 3V for MMC/SD card slot
and PBIAS settings needed for OMAP4
Fixes MMC/SD detection on boot from eMMC.
Signed-off-by: Balaji T K <[email protected]>
Signed-off-by: Aneesh V <[email protected]>
Signed-off-by: Sandeep Paulraj <[email protected]>
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/twl6030.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/power/twl6030.c b/drivers/power/twl6030.c index fef57b43377..c5a0038cadc 100644 --- a/drivers/power/twl6030.c +++ b/drivers/power/twl6030.c @@ -182,6 +182,13 @@ void twl6030_init_battery_charging(void) return; } +void twl6030_power_mmc_init() +{ + /* set voltage to 3.0 and turnon for APP */ + twl6030_i2c_write_u8(TWL6030_CHIP_PM, 0x15, VMMC_CFG_VOLTATE); + twl6030_i2c_write_u8(TWL6030_CHIP_PM, 0x21, VMMC_CFG_STATE); +} + void twl6030_usb_device_settings() { u8 data = 0; |