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add sar svdd regulator in kernel driver

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kernel module
add sar svdd regulator
sar sensor has tow power vdd and svdd regulator,now add svdd

Change-Id: Ia8d0c8a24f9d633e323d69da846ed1d19e0a7580
Reviewed-on: https://gerrit.mot.com/1484941
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Jiacheng Ou <oujc1@motorola.com>
Reviewed-by: Wen Xie <xiewen3@motorola.com>
Reviewed-by: Tao Sun <suntao2@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
linhonglei 2020-01-17 16:29:09 +08:00 • committed by Lijun Chen
commit f018b2e344
1 changed files with 24 additions and 2 deletions
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26
drivers/misc/abov_a96t/abov_sar_a96t.c
View file

@ -1591,6 +1591,28 @@ static int abov_probe(struct i2c_client *client, const struct i2c_device_id *id)
"on" : "off");
}
pplatData->cap_svdd = regulator_get(&client->dev, "cap_svdd");
if (IS_ERR(pplatData->cap_svdd)) {
if (PTR_ERR(pplatData->cap_svdd) == -EPROBE_DEFER) {
ret = PTR_ERR(pplatData->cap_svdd);
goto err_svdd_error;
}
LOG_ERR("%s: Failed to get regulator\n", __func__);
} else {
ret = regulator_enable(pplatData->cap_svdd);
if (ret) {
regulator_put(pplatData->cap_svdd);
LOG_ERR("%s: Error %d enable regulator\n",
__func__, ret);
goto err_svdd_error;
}
pplatData->cap_svdd_en = true;
LOG_INFO("cap_svdd regulator is %s\n",
regulator_is_enabled(pplatData->cap_svdd) ?
"on" : "off");
}
/* detect if abov exist or not */
ret = abov_detect(client);
if (ret == 0) {
@ -1828,10 +1850,10 @@ free_ps_notifier:
regulator_disable(pplatData->cap_svdd);
regulator_put(pplatData->cap_svdd);
/*err_svdd_error:
err_svdd_error:
LOG_DBG("%s svdd defer.\n", __func__);
regulator_disable(pplatData->cap_vdd);
regulator_put(pplatData->cap_vdd);*/
regulator_put(pplatData->cap_vdd);
err_vdd_defer:
LOG_DBG("%s input free device.\n", __func__);