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regulator: tps65023: Set missing bit for update core-voltage

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Setting the GO bit in CTRL2 for updating the core voltage

Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
This commit is contained in:
Marcus Folkesson 2011-08-08 20:29:33 +02:00 committed by Liam Girdwood
parent f068ad8cca
commit cc17ef3f04
1 changed files with 15 additions and 4 deletions
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19
drivers/regulator/tps65023-regulator.c
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@ -284,6 +284,7 @@ static int tps65023_dcdc_set_voltage(struct regulator_dev *dev,
struct tps_pmic *tps = rdev_get_drvdata(dev);
int dcdc = rdev_get_id(dev);
int vsel;
int ret;
if (dcdc != TPS65023_DCDC_1)
return -EINVAL;
@ -306,11 +307,21 @@ static int tps65023_dcdc_set_voltage(struct regulator_dev *dev,
*selector = vsel;
/* write to the register in case we found a match */
if (vsel == tps->info[dcdc]->table_len)
return -EINVAL;
else
return tps_65023_reg_write(tps, TPS65023_REG_DEF_CORE, vsel);
goto failed;
ret = tps_65023_reg_write(tps, TPS65023_REG_DEF_CORE, vsel);
/* Tell the chip that we have changed the value in DEFCORE
* and its time to update the core voltage
*/
tps_65023_set_bits(tps, TPS65023_REG_CON_CTRL2,
TPS65023_REG_CTRL2_GO);
return ret;
failed:
return -EINVAL;
}
static int tps65023_ldo_get_voltage(struct regulator_dev *dev)