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charging: add wireless icl increase step by step

Browse source 
As HW require, add wireless icl increase step
by step (100ma/200ms) for miami

Change-Id: I8d5a3deb81f106282dcae6c9d41491457c4f222e
Signed-off-by: Haijian Ma <mahj8@motorola.com>
Reviewed-on: https://gerrit.mot.com/2292877
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Wei Wei <weiweij@motorola.com>
Reviewed-by: Huosheng Liao <liaohs@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Haijian Ma 2022-06-08 09:30:26 +08:00
commit d31601786d
2 changed files with 30 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

32
drivers/power/mmi_discrete_charger/mmi_discrete_charger_core.c
View file

@ -1076,14 +1076,36 @@ static void mmi_discrete_config_qc_charger(struct mmi_discrete_charger *chg)
}
}
#define WLS_ICL_INCREASE_STEP 100000
static void mmi_discrete_wireless_icl_work(struct work_struct *work)
{
struct mmi_discrete_charger *chip = container_of(work,
struct mmi_discrete_charger,
wireless_icl_work.work);
int wls_icl = 0;
wls_icl = get_client_vote(chip->usb_icl_votable, SW_ICL_MAX_VOTER);
while((wls_icl + WLS_ICL_INCREASE_STEP) <= chip->wls_max_icl_ua) {
if(!is_wls_online(chip))
break;
wls_icl += WLS_ICL_INCREASE_STEP;
vote(chip->usb_icl_votable, SW_ICL_MAX_VOTER, true, wls_icl);
msleep(200);
wls_icl = get_client_vote(chip->usb_icl_votable, SW_ICL_MAX_VOTER);
mmi_info(chip, "vote wireless charging icl %d ua\n", wls_icl);
}
}
/*MIN is 2.5W -> default icl 500mA * input vol 5V*/
#define WLS_POWER_MIN 2500
static void mmi_discrete_config_wls_charger(struct mmi_discrete_charger *chg)
{
mmi_dbg(chg, "Configure wireless charger\n");
if (chg->bc1p2_charger_type != POWER_SUPPLY_TYPE_UNKNOWN)
vote(chg->usb_icl_votable, SW_ICL_MAX_VOTER, true, chg->wls_max_icl_ua);
if (chg->bc1p2_charger_type != POWER_SUPPLY_TYPE_UNKNOWN) {
cancel_delayed_work(&chg->wireless_icl_work);
schedule_delayed_work(&chg->wireless_icl_work, msecs_to_jiffies(0));
}
}
static void mmi_discrete_config_charger_input(struct mmi_discrete_charger *chip)
@ -1981,8 +2003,9 @@ static void update_sw_icl_max(struct mmi_discrete_charger *chg)
SDP_CURRENT_UA);
break;
case POWER_SUPPLY_TYPE_WIRELESS:
vote(chg->usb_icl_votable, SW_ICL_MAX_VOTER, true,
chg->wls_max_icl_ua);
cancel_delayed_work(&chg->wireless_icl_work);
schedule_delayed_work(&chg->wireless_icl_work,
msecs_to_jiffies(0));
break;
case POWER_SUPPLY_TYPE_UNKNOWN:
default:
@ -3061,6 +3084,7 @@ static int mmi_discrete_probe(struct platform_device *pdev)
INIT_DELAYED_WORK(&chip->charger_work, mmi_discrete_charger_work);
INIT_DELAYED_WORK(&chip->monitor_ibat_work, mmi_discrete_monitor_ibat_work);
INIT_DELAYED_WORK(&chip->wireless_icl_work, mmi_discrete_wireless_icl_work);
chip->batt_psy = devm_power_supply_register(chip->dev,
&batt_psy_desc,

2
drivers/power/mmi_discrete_charger/mmi_discrete_charger_core.h
View file

@ -93,6 +93,8 @@ struct mmi_discrete_charger {
struct delayed_work monitor_ibat_work;
int bat_ocp_ua;
struct delayed_work wireless_icl_work;
/* extcon for VBUS / ID notification to USB for type-c only */
struct extcon_dev *extcon;