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power: qpnp-smbcharger-mmi: Proxy for Current Max

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mmi_battery needs to be the proxy for setting CURRENT_MAX
so that the PMIC can setup other registers needed for
configuration but not accessible inside the qcom driver.

Change-Id: Iddab07d043b93fbfe26ab574c59f72e33da6799c
Signed-off-by: Kenny Kessler <kenny.kessler@motorola.com>
Reviewed-on: https://gerrit.mot.com/1229356
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Curtis Porter <porterc@motorola.com>
Reviewed-by: Ryan Lattrel <ryanl@motorola.com>
Reviewed-by: Ling Jin <lingjin@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Kenny Kessler 2018-08-17 14:49:41 -05:00 • committed by Kenneth Kessler
commit 74f6fbf6a2
1 changed files with 45 additions and 0 deletions
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45
drivers/power/qpnp-smbcharger-mmi/qpnp-smbcharger-mmi.c
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@ -33,11 +33,14 @@
#define TYPEC_BASE 0X1500
#define MISC_BASE 0x1600
#define USBIN_CMD_ICL_OVERRIDE_REG (USBIN_BASE + 0x42)
#define USBIN_ICL_OVERRIDE_BIT BIT(0)
#define USBIN_ICL_OPTIONS_REG (USBIN_BASE + 0x66)
#define USBIN_MODE_CHG_BIT BIT(0)
#define USBIN_LOAD_CFG_REG (USBIN_BASE + 0x65)
#define ICL_OVERRIDE_AFTER_APSD_BIT BIT(4)
#define USBIN_AICL_OPTIONS_CFG_REG (USBIN_BASE + 0x80)
#define LEGACY_CABLE_CFG_REG (TYPEC_BASE + 0x5A)
struct smb_mmi_chg_param {
const char *name;
@ -953,6 +956,7 @@ static bool mmi_factory_check(void)
static enum power_supply_property smb_mmi_battery_props[] = {
POWER_SUPPLY_PROP_PRESENT,
POWER_SUPPLY_PROP_CURRENT_MAX,
};
static int smb_mmi_get_property(struct power_supply *psy,
@ -963,12 +967,47 @@ static int smb_mmi_get_property(struct power_supply *psy,
case POWER_SUPPLY_PROP_PRESENT:
val->intval = 1;
break;
case POWER_SUPPLY_PROP_CURRENT_MAX:
val->intval = -EINVAL;
break;
default:
return -EINVAL;
}
return 0;
}
static int smb_mmi_set_property(struct power_supply *psy,
enum power_supply_property psp,
const union power_supply_propval *val)
{
struct smb_mmi_charger *chip = power_supply_get_drvdata(psy);
int rc = 0;
int override = 0;
switch (psp) {
case POWER_SUPPLY_PROP_CURRENT_MAX:
if (val->intval) {
rc = power_supply_set_property(chip->usb_psy,
POWER_SUPPLY_PROP_CTM_CURRENT_MAX,
val);
rc = power_supply_set_property(chip->main_psy,
POWER_SUPPLY_PROP_CURRENT_MAX,
val);
override = USBIN_ICL_OVERRIDE_BIT;
}
pr_warn("SMBMMI: Request for ICL to %d uA\n", val->intval);
rc = smblib_masked_write_mmi(chip, USBIN_CMD_ICL_OVERRIDE_REG,
USBIN_ICL_OVERRIDE_BIT,
override);
break;
default:
rc = -EINVAL;
}
return rc;
}
static int factory_kill_disable;
module_param(factory_kill_disable, int, 0644);
#define TWO_VOLT 2000000
@ -1102,6 +1141,7 @@ static const struct power_supply_desc mmi_psy_desc = {
.name = "mmi_battery",
.type = POWER_SUPPLY_TYPE_MAIN,
.get_property = smb_mmi_get_property,
.set_property = smb_mmi_set_property,
.properties = smb_mmi_battery_props,
.num_properties = ARRAY_SIZE(smb_mmi_battery_props),
};
@ -1206,6 +1246,11 @@ static int smb_mmi_probe(struct platform_device *pdev)
if (IS_ERR(chip->usb_icl_votable))
chip->usb_icl_votable = NULL;
if (chip->smb_version == PM8150B_SUBTYPE)
if (smblib_masked_write_mmi(chip, LEGACY_CABLE_CFG_REG,
0xFF, 0))
pr_err("Could Not set Legacy Cable CFG\n");
chip->factory_mode = mmi_factory_check();
rc = device_create_file(chip->dev,