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mmi_charger: set wls charging as dts configuration

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When wls charger connected, charger core will get charger type
from "online" property of wls. And set relative charging current
as dts configuration "mmi,wls-max-icl-ua".

Change-Id: Ie20fd2fb44a4dda15fc5d94e227a5a29a0eed6b2
Reviewed-on: https://gerrit.mot.com/2250276
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Haijian Ma <mahj8@motorola.com>
Reviewed-by: Huosheng Liao <liaohs@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
weiweij 2022-04-22 17:59:37 +08:00 • committed by Wei Wei
commit 96e289fc8e
2 changed files with 23 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

21
drivers/power/mmi_discrete_charger/mmi_discrete_charger_core.c
View file

@ -85,6 +85,11 @@ static int mmi_discrete_parse_dts(struct mmi_discrete_charger *chip)
if (chip->hvdcp2_max_icl_ua <= 0)
chip->hvdcp2_max_icl_ua = MICRO_1P5A;
of_property_read_u32(node, "mmi,wls-max-icl-ua",
&chip->wls_max_icl_ua);
if (chip->wls_max_icl_ua <= 0)
chip->wls_max_icl_ua = WIRELESS_CURRENT_DEFAULT_UA;
rc = of_property_read_u32(node, "mmi,dc-icl-ma",
&chip->dc_cl_ma);
if (rc)
@ -630,6 +635,13 @@ static int mmi_discrete_update_usb_type(struct mmi_discrete_charger *chip)
if (!chip->master_chg_dev)
return -EINVAL;
if (is_wls_online(chip)) {
mmi_info(chip, "wireless charger detected\n");
chip->real_charger_type = POWER_SUPPLY_TYPE_WIRELESS;
return 0;
}
rc = charger_dev_get_real_charger_type(chip->master_chg_dev, &chg_type);
if (rc) {
@ -1903,6 +1915,10 @@ static void update_sw_icl_max(struct mmi_discrete_charger *chg)
vote(chg->usb_icl_votable, SW_ICL_MAX_VOTER, true,
SDP_CURRENT_UA);
break;
case POWER_SUPPLY_TYPE_WIRELESS:
vote(chg->usb_icl_votable, SW_ICL_MAX_VOTER, true,
chg->wls_max_icl_ua);
break;
case POWER_SUPPLY_TYPE_UNKNOWN:
default:
vote(chg->usb_icl_votable, SW_ICL_MAX_VOTER, true,
@ -2012,6 +2028,9 @@ int mmi_discrete_get_hw_current_max(struct mmi_discrete_charger *chip, int *tota
case POWER_SUPPLY_TYPE_USB:
current_ua = SDP_CURRENT_UA;
break;
case POWER_SUPPLY_TYPE_WIRELESS:
current_ua = chip->wls_max_icl_ua;
break;
default:
current_ua = 0;
break;
@ -2346,6 +2365,8 @@ static int mmi_discrete_get_chg_info(void *data, struct mmi_charger_info *chg_in
chip->chg_info.chrg_pmax_mw = 30000;
else if (usb_type == POWER_SUPPLY_TYPE_USB_PD)
chip->chg_info.chrg_pmax_mw = chip->constraint.pd_pmax;
else if (usb_type == POWER_SUPPLY_TYPE_WIRELESS)
chip->chg_info.chrg_pmax_mw = chip->constraint.wls_pmax;
else
chip->chg_info.chrg_pmax_mw = 2500;

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

@ -40,6 +40,7 @@
#define TYPEC_DEFAULT_CURRENT_UA 900000
#define TYPEC_MEDIUM_CURRENT_UA 1500000
#define TYPEC_HIGH_CURRENT_UA 3000000
#define WIRELESS_CURRENT_DEFAULT_UA 1000000
static const unsigned int mmi_discrete_extcon_cable[] = {
EXTCON_USB,
@ -92,6 +93,7 @@ struct mmi_discrete_charger {
bool vbus_enabled;
int real_charger_type;
int hvdcp2_max_icl_ua;
int wls_max_icl_ua;
struct delayed_work monitor_ibat_work;
int bat_ocp_ua;