diff options
| author | Laxman Dewangan <ldewangan@nvidia.com> | 2012-05-17 01:49:32 +0530 |
|---|---|---|
| committer | Rohan Somvanshi <rsomvanshi@nvidia.com> | 2012-05-18 00:29:14 -0700 |
| commit | b0580d28e1d44cf1a501279a08290da803c9f978 (patch) | |
| tree | 7ca2ee3b2e0efd5c76126439ce4b86071bb181e4 /drivers/regulator | |
| parent | a4d60323addfc7748f9a74d7efc8d27f86181c9b (diff) | |
regulator: tps6238x0: enable output discharge always
Enable output discharge always to have faster ramp-down
time.
bug 981330
Change-Id: I0a00ab38e9be631a58bc8b11148be5c3c508d119
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: http://git-master/r/102882
Reviewed-by: Automatic_Commit_Validation_User
Tested-by: Pradeep Goudagunta <pgoudagunta@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Bitan Biswas <bbiswas@nvidia.com>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/tps6238x0-regulator.c | 22 |
1 files changed, 2 insertions, 20 deletions
diff --git a/drivers/regulator/tps6238x0-regulator.c b/drivers/regulator/tps6238x0-regulator.c index 880249627ab6..611b9425a263 100644 --- a/drivers/regulator/tps6238x0-regulator.c +++ b/drivers/regulator/tps6238x0-regulator.c @@ -62,7 +62,6 @@ struct tps6238x0_chip { int vsel_gpio; int change_uv_per_us; bool en_internal_pulldn; - bool en_discharge; bool valid_gpios; int lru_index[TPS6238X0_MAX_VSET]; int curr_vset_vsel[TPS6238X0_MAX_VSET]; @@ -304,8 +303,8 @@ static int __devinit tps6238x0_configure(struct tps6238x0_chip *tps, } } - /* Reset output discharge path to reduce power consumption */ - ret = regmap_update_bits(tps->regmap, REG_RAMPCTRL, BIT(2), 0); + /* Enable output discharge path to have faster discharge */ + ret = regmap_update_bits(tps->regmap, REG_RAMPCTRL, BIT(2), BIT(2)); if (ret < 0) dev_err(tps->dev, "%s() fails in updating reg %d\n", __func__, REG_RAMPCTRL); @@ -344,7 +343,6 @@ static int __devinit tps6238x0_probe(struct i2c_client *client, return -ENOMEM; } - tps->en_discharge = pdata->en_discharge; tps->en_internal_pulldn = pdata->en_internal_pulldn; tps->vsel_gpio = pdata->vsel_gpio; tps->dev = &client->dev; @@ -436,21 +434,6 @@ static int __devexit tps6238x0_remove(struct i2c_client *client) return 0; } -static void tps6238x0_shutdown(struct i2c_client *client) -{ - struct tps6238x0_chip *tps = i2c_get_clientdata(client); - int st; - - if (!tps->en_discharge) - return; - - /* Configure the output discharge path */ - st = regmap_update_bits(tps->regmap, REG_RAMPCTRL, BIT(2), BIT(2)); - if (st < 0) - dev_err(tps->dev, "%s() fails in updating reg %d\n", - __func__, REG_RAMPCTRL); -} - static const struct i2c_device_id tps6238x0_id[] = { {.name = "tps623850", }, {.name = "tps623860", }, @@ -467,7 +450,6 @@ static struct i2c_driver tps6238x0_i2c_driver = { }, .probe = tps6238x0_probe, .remove = __devexit_p(tps6238x0_remove), - .shutdown = tps6238x0_shutdown, .id_table = tps6238x0_id, }; |