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qc3p:limit ibus 300mA for main charger no ibus adc

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Due to discrete main charger have no ibus adc
so limit main charger fixed input 300mA.

Change-Id: Ic762f33d91552c387aa27d6cbe8e4639b39df388
Signed-off-by: xuwei9 <xuwei9@lenovo.com>
Reviewed-on: https://gerrit.mot.com/2150432
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Xiangpo Zhao <zhaoxp3@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
xuwei9 2021-12-20 20:39:07 +08:00 • committed by Wei Xu
commit dce57a8af0
3 changed files with 23 additions and 1 deletions
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3
drivers/power/mmi_discrete_turbo_charger/mmi_charger_core.h
View file

@ -290,6 +290,9 @@ struct mmi_charger_manager {
#define PPS_INIT_VOLT_COMP 500000
#define QC3P_INIT_VOLT_COMP 500000
//For discrete main charger have no ibus adc capability
#define CP_ENABLED_MAIN_INPUT_LIMIT 300*1000
#define CP_DISABLED_MAIN_INPUT_LIMIT 3000*1000
extern void mmi_qc3p_chrg_sm_work_func(struct work_struct *work);
extern struct mmi_cp_policy_dev g_chrg_list;
extern const struct mmi_chrg_dev_ops dev_ops[];

19
drivers/power/mmi_discrete_turbo_charger/mmi_cp_charger.c
View file

@ -37,14 +37,22 @@
#include <linux/power_supply.h>
#include "mmi_charger_core.h"
#include "mmi_charger_core_iio.h"
static int cp_enable_charging(struct mmi_charger_device *chrg, bool en)
{
int rc;
struct mmi_charger_manager *chip = dev_get_drvdata(&chrg->dev);
static struct power_supply *charger_psy;
union power_supply_propval prop = {0,};
if (!chip)
return -ENODEV;
if (!charger_psy)
charger_psy = power_supply_get_by_name("charger");
if (!charger_psy)
return -ENODEV;
rc = mmi_charger_write_iio_chan(chip, CP_ENABLE, en);
if (!rc) {
@ -56,6 +64,17 @@ static int cp_enable_charging(struct mmi_charger_device *chrg, bool en)
if(rc)
chrg_dev_info(chrg, "%s, enable termination fail\n",__func__);
if(chrg->charger_enabled) {
prop.intval = CP_ENABLED_MAIN_INPUT_LIMIT;
}else {
prop.intval = CP_DISABLED_MAIN_INPUT_LIMIT;
}
rc = power_supply_set_property(charger_psy,
POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT, &prop);
if(rc)
chrg_dev_info(chrg, "%s, set main charger input limit fail\n",__func__);
chrg_dev_info(chrg, "%s end, en:%d\n",__func__,en);
return rc;
}

2
drivers/power/mmi_discrete_turbo_charger/qpnp_pmic_charger.c
View file

@ -200,7 +200,7 @@ static int qpnp_pmic_update_charger_status(struct mmi_charger_device *chrg)
rc = power_supply_get_property(cp_psy,
POWER_SUPPLY_PROP_CURRENT_NOW, &prop);
if (!rc)
chrg->charger_data.ibus_curr = 100000;
chrg->charger_data.ibus_curr = CP_ENABLED_MAIN_INPUT_LIMIT;
rc = power_supply_get_property(usb_psy,
POWER_SUPPLY_PROP_PRESENT, &prop);