int _cable_status_now_(void)
{
int ret = 0;
ret = get_real_usbic_state();
return ret;
}
static ssize_t usb_state_show(struct device *dev, struct device_attribute *attr, char *buf)
{
#ifdef CONFIG_FSA9480_MICROUSB
int cable_state = get_real_usbic_state();
// int cable_state = get_usbic_state();
#endif
sprintf(buf, "%s\n", (cable_state == MICROUSBIC_USB_CABLE)?"USB_STATE_CONFIGURED":"USB_STATE_NOTCONFIGURED");
return sprintf(buf, "%s\n", buf);
}
int _cable_status_now_( void )
{
int ret = 0;
if ( sec_bci->charger.use_ta_nconnected_irq )
{
ret = gpio_get_value( KTA_NCONN_GPIO ) ? 0 : 1;
}
#ifndef CONFIG_USB_SWITCH_FSA9480
else
{
ret = get_real_usbic_state();
}
#endif
return ret;
}
static void twl6030charger_ctrl_work_handler(struct work_struct *work)
{
struct charger_device_info *di = container_of(work,
struct charger_device_info,
twl6030charger_ctrl_work.work);
int ret;
int n_usbic_state;
int charger_fault = 0;
long int events;
u8 stat_toggle, stat_reset, stat_set = 0;
u8 charge_state = 0;
u8 present_charge_state = 0;
u8 ac_or_vbus, no_ac_and_vbus = 0;
u8 hw_state = 0, temp = 0;
dev_dbg(di->dev, "[TA] %s start\n",__func__);
clear_charge_start_time();
/* read charger controller_stat1 */
ret = twl_i2c_read_u8(TWL6030_MODULE_CHARGER, &present_charge_state,
CONTROLLER_STAT1);
if (ret)
return 0;
twl_i2c_read_u8(TWL6030_MODULE_ID0, &hw_state, STS_HW_CONDITIONS);
charge_state = di->stat1;
stat_toggle = charge_state ^ present_charge_state;
stat_set = stat_toggle & present_charge_state;
stat_reset = stat_toggle & charge_state;
no_ac_and_vbus = !((present_charge_state) & (VBUS_DET | VAC_DET));
ac_or_vbus = charge_state & (VBUS_DET | VAC_DET);
if (no_ac_and_vbus && ac_or_vbus) {
dev_dbg(di->dev, "[TA] No Charging source\n");
/* disable charging when no source present */
}
charge_state = present_charge_state;
di->stat1 = present_charge_state;
if (stat_reset & VBUS_DET) {
/* On a USB detach, UNMASK VBUS OVP if masked*/
twl_i2c_read_u8(TWL6030_MODULE_CHARGER, &temp,
CHARGERUSB_INT_MASK);
if (temp & MASK_MCHARGERUSB_FAULT)
twl_i2c_write_u8(TWL6030_MODULE_CHARGER,
(temp & ~MASK_MCHARGERUSB_FAULT),
CHARGERUSB_INT_MASK);
dev_dbg(di->dev, "[TA] Charging source removed\n");
change_cable_status(POWER_SUPPLY_TYPE_BATTERY, di);
#ifdef CONFIG_DYNAMIC_TSP_SETTINGS_FOR_CHARGER_STATE
set_tsp_for_ta_detect(0);
#endif
}
if (stat_set & VBUS_DET) {
/* In HOST mode (ID GROUND) when a device is connected, Mask
* VBUS OVP interrupt and do no enable usb charging
*/
if (hw_state & STS_USB_ID) {
twl_i2c_read_u8(TWL6030_MODULE_CHARGER, &temp,
CHARGERUSB_INT_MASK);
if (!(temp & MASK_MCHARGERUSB_FAULT))
twl_i2c_write_u8(TWL6030_MODULE_CHARGER,
(temp | MASK_MCHARGERUSB_FAULT),
CHARGERUSB_INT_MASK);
} else {
n_usbic_state = get_real_usbic_state();
dev_dbg(di->dev,
"[TA] cable_detection_isr handler. usbic_state: %d\n",
n_usbic_state);
switch (n_usbic_state) {
case MICROUSBIC_5W_CHARGER:
case MICROUSBIC_TA_CHARGER:
case MICROUSBIC_USB_CHARGER:
case MICROUSBIC_PHONE_USB:
case MICROUSBIC_USB_CABLE:
case MICROUSBIC_MHL_CHARGER:
case MICROUSBIC_JIG_USB_ON:
if (sec_bci->charger.cable_status == POWER_SUPPLY_TYPE_USB
|| sec_bci->charger.cable_status == POWER_SUPPLY_TYPE_MAINS ){
dev_dbg(di->dev,
"[TA] Already Plugged\n");
break;
}
/*Check VF */
sec_bci->battery.battery_vf_ok = check_battery_vf();
/*TA or USB or MHL is inserted */
if (n_usbic_state == MICROUSBIC_USB_CABLE) {
//current : 395mA
dev_dbg(di->dev,"[TA] USB CABLE PLUGGED\n");
change_cable_status(POWER_SUPPLY_TYPE_USB, di);
#ifdef CONFIG_DYNAMIC_TSP_SETTINGS_FOR_CHARGER_STATE
set_tsp_for_ta_detect(1);
#endif
} else if (n_usbic_state == MICROUSBIC_MHL_CHARGER) {
//current : 395mA
dev_dbg(di->dev,"[TA] MHL CABLE PLUGGED\n");
change_cable_status(POWER_SUPPLY_TYPE_USB, di);
#ifdef CONFIG_DYNAMIC_TSP_SETTINGS_FOR_CHARGER_STATE
set_tsp_for_ta_detect(1);
#endif
} else if (n_usbic_state == MICROUSBIC_JIG_USB_ON) {
//current : 1000mA
dev_dbg(di->dev,"[TA] JIG_USB_ON CABLE PLUGGED\n");
change_cable_status(POWER_SUPPLY_TYPE_MAINS, di);
#ifdef CONFIG_DYNAMIC_TSP_SETTINGS_FOR_CHARGER_STATE
set_tsp_for_ta_detect(1);
#endif
} else {
//current : 1000mA
dev_dbg(di->dev,"[TA] CHARGER CABLE PLUGGED\n");
change_cable_status(POWER_SUPPLY_TYPE_MAINS, di);
#ifdef CONFIG_DYNAMIC_TSP_SETTINGS_FOR_CHARGER_STATE
set_tsp_for_ta_detect(1);
#endif
}
break;
default:
;
}
}
}
if (sec_bci->charger.prev_cable_status == -1
&& sec_bci->charger.cable_status == -1) {
dev_dbg(di->dev,"[TA] Fisrt time after bootig.\n");
change_cable_status(POWER_SUPPLY_TYPE_BATTERY, di);
#ifdef CONFIG_DYNAMIC_TSP_SETTINGS_FOR_CHARGER_STATE
set_tsp_for_ta_detect(0);
#endif
}
if (stat_set & CONTROLLER_STAT1_FAULT_WDG) {
// charger_fault = 1;
dev_dbg(di->dev, "Fault watchdog fired\n");
}
if (stat_reset & CONTROLLER_STAT1_FAULT_WDG)
dev_dbg(di->dev, "Fault watchdog recovered\n");
if (stat_set & CONTROLLER_STAT1_BAT_REMOVED)
dev_dbg(di->dev, "Battery removed\n");
if (stat_reset & CONTROLLER_STAT1_BAT_REMOVED)
dev_dbg(di->dev, "Battery inserted\n");
if (stat_set & CONTROLLER_STAT1_BAT_TEMP_OVRANGE)
dev_dbg(di->dev, "Battery temperature overrange\n");
if (stat_reset & CONTROLLER_STAT1_BAT_TEMP_OVRANGE)
dev_dbg(di->dev, "Battery temperature within range\n");
if (charger_fault) {
change_charge_status(POWER_SUPPLY_STATUS_NOT_CHARGING);
dev_err(di->dev, "Charger Fault stop charging\n");
}
}
static void full_charge_work_handler( struct work_struct *work )
// ----------------------------------------------------------------------------
// Description :
// Input Argument :
// Return Value : None
{
struct charger_driver_info *di;
int count;
int n_usbic_state;
if ( !sec_bci->charger.is_charging )
goto Enable_IRQ_Full_Det;
#ifndef CONFIG_USB_SWITCH_FSA9480
n_usbic_state = get_real_usbic_state();
switch ( n_usbic_state )
{
case MICROUSBIC_5W_CHARGER :
case MICROUSBIC_TA_CHARGER :
case MICROUSBIC_USB_CHARGER :
case MICROUSBIC_USB_CABLE :
case MICROUSBIC_PHONE_USB :
break;
default :
//not conn
goto Enable_IRQ_Full_Det;
}
#endif
count = 0;
while ( count < 10 )
{
if ( !gpio_get_value( KCHG_ING_GPIO ) )
{
goto Enable_IRQ_Full_Det;
break;
}
msleep( 10 );
count++;
}
di = container_of( work, struct charger_driver_info, full_charge_work.work );
// check VF INVALID
sec_bci->battery.battery_vf_ok = check_battery_vf();
if ( sec_bci->battery.battery_vf_ok )
{
if ( device_config->SUPPORT_CHG_ING_IRQ )
{
if ( gpio_get_value( KCHG_ING_GPIO ) && sec_bci->charger.is_charging )
{
printk( "[TA] Charge FULL!\n" );
change_charge_status( POWER_SUPPLY_STATUS_FULL, CHARGE_DUR_ACTIVE );
}
}
}
else
{
// VF OPEN
printk( "[TA] VF OPEN !!\n Stop charging !!\n" );
sec_bci->battery.battery_health = POWER_SUPPLY_HEALTH_DEAD;
change_charge_status( POWER_SUPPLY_STATUS_NOT_CHARGING, CHARGE_DUR_ACTIVE );
}
// int n_usbic_state;
// n_usbic_state = get_real_usbic_state();
// switch ( n_usbic_state )
// {
// case MICROUSBIC_5W_CHARGER :
// case MICROUSBIC_TA_CHARGER :
// case MICROUSBIC_USB_CHARGER :
// case MICROUSBIC_USB_CABLE :
// if ( gpio_get_value( KCHG_ING_GPIO ) && sec_bci->charger.is_charging )
// {
// printk( "[TA] Charge FULL!\n" );
// change_charge_status( POWER_SUPPLY_STATUS_FULL, CHARGE_DUR_ACTIVE );
// }
// break;
// default :
// ;
// }
Enable_IRQ_Full_Det :
enable_irq( KCHG_ING_IRQ );
}
static void cable_detection_work_handler( struct work_struct * work )
// ----------------------------------------------------------------------------
// Description :
// Input Argument :
// Return Value : None
{
printk( "cable_detection_work_handler :----------------------------- \n");
struct charger_driver_info *di = container_of( work,
struct charger_driver_info,
cable_detection_work.work );
int n_usbic_state;
int count;
int ret;
if ( !sec_bci->ready )
{
queue_delayed_work( sec_bci->sec_battery_workq, &di->cable_detection_work, HZ );
return;
}
clear_charge_start_time();
#ifdef CONFIG_USB_SWITCH_FSA9480
n_usbic_state = di->cable_status;
#else
n_usbic_state = get_real_usbic_state();
#endif
printk( "[TA] cable_detection_isr handler. usbic_state: %d\n", n_usbic_state );
if ( sec_bci->charger.use_ta_nconnected_irq )
{
if ( gpio_get_value( KTA_NCONN_GPIO ) )
{
count = 0;
while ( count < 10 )
{
if ( gpio_get_value( KTA_NCONN_GPIO ) )
{
count++;
msleep( 1 );
if ( count == 10 )
{
n_usbic_state = -10;
printk( "[TA] CABLE UNPLUGGED.\n" );
}
}
else
break;
}
}
}
// Workaround for Archer [
if ( !n_usbic_state && sec_bci->charger.use_ta_nconnected_irq )
{
if ( !gpio_get_value( KTA_NCONN_GPIO ) )
n_usbic_state = MICROUSBIC_5W_CHARGER;
}
// ]
switch ( n_usbic_state )
{
#ifdef CONFIG_USB_SWITCH_FSA9480
case CABLE_TYPE_USB :
case CABLE_TYPE_AC :
#else
case MICROUSBIC_5W_CHARGER :
case MICROUSBIC_TA_CHARGER :
case MICROUSBIC_USB_CHARGER :
case MICROUSBIC_PHONE_USB :
case MICROUSBIC_USB_CABLE :
#endif
if ( sec_bci->charger.cable_status == POWER_SUPPLY_TYPE_USB
|| sec_bci->charger.cable_status == POWER_SUPPLY_TYPE_MAINS )
{
printk( "[TA] already Plugged.\n" );
goto Out_IRQ_Cable_Det;
}
#ifdef WR_ADC
/* Workaround to get proper adc value */
#ifdef CONFIG_USB_SWITCH_FSA9480
if(n_usbic_state != CABLE_TYPE_USB)
#else
if(n_usbic_state != MICROUSBIC_USB_CABLE)
#endif
{
if ( !di->usb3v1_is_enabled )
{
ret = regulator_enable( di->usb3v1 );
if ( ret )
printk("Regulator 3v1 error!!\n");
else
di->usb3v1_is_enabled = true;
}
}
twl_i2c_write_u8( TWL4030_MODULE_PM_RECEIVER, REMAP_ACTIVE, TWL4030_VUSB3V1_REMAP );
twl_i2c_write_u8( TWL4030_MODULE_PM_RECEIVER, REMAP_ACTIVE, TWL4030_VINTANA2_REMAP );
msleep( 100 );
#endif
/*Check VF*/
sec_bci->battery.battery_vf_ok = check_battery_vf();
/*TA or USB is inserted*/
#ifdef CONFIG_USB_SWITCH_FSA9480
if ( n_usbic_state == CABLE_TYPE_USB )
#else
if ( n_usbic_state == MICROUSBIC_USB_CABLE )
#endif
{
//current : 482mA
printk( "[TA] USB CABLE PLUGGED\n" );
change_cable_status( POWER_SUPPLY_TYPE_USB, di, CHARGE_DUR_ACTIVE );
}
else
{
//current : 636mA
printk( "[TA] CHARGER CABLE PLUGGED\n" );
change_cable_status( POWER_SUPPLY_TYPE_MAINS, di, CHARGE_DUR_ACTIVE );
}
if ( device_config->SUPPORT_CHG_ING_IRQ )
enable_irq( KCHG_ING_IRQ );
break;
default:
if ( sec_bci->charger.prev_cable_status != POWER_SUPPLY_TYPE_BATTERY
&& sec_bci->charger.cable_status == POWER_SUPPLY_TYPE_BATTERY )
{
printk( "[TA] already Unplugged.\n" );
goto Out_IRQ_Cable_Det;
}
else if ( sec_bci->charger.prev_cable_status == -1
&& sec_bci->charger.cable_status == -1 )
{
// first time after booting.
printk( "[TA] Fisrt time after bootig.\n" );
goto FirstTime_Boot;
}
disable_irq( KCHG_ING_IRQ );
#ifdef WR_ADC
/* Workaround to get proper adc value */
if ( di->usb3v1_is_enabled )
regulator_disable( di->usb3v1 );
di->usb3v1_is_enabled = false;
twl_i2c_write_u8( TWL4030_MODULE_PM_RECEIVER, REMAP_OFF, TWL4030_VUSB3V1_REMAP );
twl_i2c_write_u8( TWL4030_MODULE_PM_RECEIVER, REMAP_OFF, TWL4030_VINTANA2_REMAP );
#endif
FirstTime_Boot:
/*TA or USB is ejected*/
printk( "[TA] CABLE UNPLUGGED\n" );
change_cable_status( POWER_SUPPLY_TYPE_BATTERY, di, CHARGE_DUR_ACTIVE );
break;
}
Out_IRQ_Cable_Det:
;
#ifdef USE_DISABLE_CONN_IRQ
#ifdef MANAGE_CONN_IRQ
enable_irq_conn( true );
#else
if ( !sec_bci->charger.use_ta_nconnected_irq )
enable_irq( KUSB_CONN_IRQ );
enable_irq( KTA_NCONN_IRQ );
#endif
#endif
}
