/** @brief To store battery capacity value that is sent via AT command from CP
@author [email protected]
@date 2010.0602.
*/
static ssize_t batt_soc_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
int val, batt_raw_cap;
/* S[, 20111015, [email protected], Fuelgauge workaround on displaying 1%. */
static cpcap_toolow_cnt = 0;
/* E], 20111015, [email protected], Fuelgauge workaround on displaying 1%. */
#if 1
val = simple_strtoul(buf, NULL, 10);
#else
sscanf(buf, "%d", &val);
#endif
//batt_raw_cap = ((val * 100) / 95)-1;
batt_raw_cap = val;
printk("[BATTERY] write AT+CBC = %d to batt_soc_storei as %d\n", val, batt_raw_cap);
/* S[, 20111015, [email protected], Fuelgauge workaround on displaying 1%. */
if (batt_raw_cap < 3 && cpcap_toolow_cnt < 3)
{
cpcap_toolow_cnt ++;
}
else
{
cpcap_toolow_cnt = 0;
refer_di->justin_capacity = refer_di->battery_capacity = batt_raw_cap;
charger_state_update_by_other();
}
/* E], 20111015, [email protected], Fuelgauge workaround on displaying 1%. */
return count;
}
void set_charging_current(void)
{
static int old_status = -1;
int current_status = -1;
if( !get_madc_probe_done() )
return ;
current_status = get_external_power_status();
if( old_status != current_status ) {
if( -1 == lge_usb_acc_detect())
return ;
#ifdef CONFIG_LGE_BATT_THERM_LAB3_SCENARIO
need_to_batt_therm_sett = 1;
#endif
set_charging_current_sub();
old_status = current_status;
}
charger_state_update_by_other();
return ;
}
static void charging_ic_work_func(struct work_struct *work)
{
printk(KERN_INFO "[charging_msg] %s\n", __FUNCTION__);
#if defined(CONFIG_PRODUCT_LGE_LU6800)
//20101102 [email protected] To support factory cal to prevent to deactive[START_LGE]
charger_state_update_by_other();
//20101102 [email protected] To support factory cal to prevent to deactive[END_LGE]
#else
if(charging_ic_status != CHARGING_IC_DEACTIVE) {
set_end_of_charge(1);
//charging_ic_deactive();
charger_state_update_by_other();
printk(KERN_INFO "[Battery] Charging IC - EOC\n");
}
#endif
}
static void charging_ic_work_func(struct work_struct *work)
{
printk(KERN_INFO "[charging_msg] %s\n", __FUNCTION__);
if(charging_ic_status != CHARGING_IC_DEACTIVE) {
printk(KERN_INFO "[Battery] Charging IC - EOC\n");
set_end_of_charge(1);
charger_state_update_by_other();
}
if(wake_lock_active(&eoc_handle_lock))
wake_unlock(&eoc_handle_lock);
}
void set_charging_current(void)
{
static int old_status = -1;
int current_status = -1;
if( !get_madc_probe_done() )
return ;
current_status = get_external_power_status();
if( old_status != current_status ) {
/* mbk_temp */
lge_usb_acc_detect();
switch( get_ext_pwr_type() ) {
case NO_CABLE:
break;
case LT_CABLE:
// if LT_Cable, u-boot already set charing current. in kernel no need to set
//charging_ic_set_factory_mode();
/* mbk_temp HW Request */
setting_for_factory_mode_hw_req();
break;
case TA_CABLE:
case FORGED_TA_CABLE:
charging_ic_set_ta_mode();
break;
}
printk("[charging_msg] %s, External Power Type %d \n", __FUNCTION__, get_ext_pwr_type());
old_status = current_status;
}
charger_state_update_by_other();
return ;
}
s32 muic_device_detection(s32 upon_irq)
{
/* LGE_CHANGE_START 2011-03-16 [email protected] patch for Adb offline set and Mass Storage Driver detecting fail */
/* 20110113 [email protected] check muic driver init. state [START] */
if(!muic_init_done){
printk(KERN_WARNING "[MUIC] MUIC has not been initialized! Nothing will be done!!!.\n");
return 0;
}
/* 20110113 [email protected] check muic driver init. state [END] */
/* LGE_CHANGE_END 2011-03-16 [email protected] */
// Read INT_STAT_REG (0x04)
muic_i2c_read_byte(INT_STAT, &int_stat_val);
printk(KERN_INFO "[MUIC] INT_STAT = %x\n", int_stat_val);
switch (muic_mode)
{
case MUIC_NONE:
case MUIC_UNKNOWN:
muic_device_none_detect();
break;
// CP UART Mode
case MUIC_CP_UART:
case MUIC_AP_UART:
if ((int_stat_val & MIDNO) == 0x0b) {
muic_mode = MUIC_NONE;
}
else {
muic_device_none_detect();
}
break;
// TA Mode
case MUIC_NA_TA:
case MUIC_LG_TA:
case MUIC_HCHH:
case MUIC_INVALID_CHG:
if ((int_stat_val & MVBUS) == 0) {
// Exit Charger Mode
muic_mode = MUIC_NONE;
}
else {
// Bug fix: charger detect interrupt 2 times
set_wakelock(0);
}
break;
// USB Mode
case MUIC_AP_USB:
case MUIC_CP_USB:
if ((int_stat_val & MVBUS) == 0){
// Exit USB Mode
muic_mode = MUIC_NONE;
}
else {
muic_device_none_detect();
}
break;
default:
muic_mode = MUIC_NONE;
break;
}
if (muic_mode == MUIC_NONE) {
muic_initialize(DEFAULT);
printk(KERN_INFO "[MUIC] muic none\n");
charging_ic_deactive();
printk(KERN_INFO "[MUIC] charging_ic_deactive()\n");
}
charger_state_update_by_other();
return 0;
}
/* LGE_UPDATE_S [[email protected]] 2010-12-01, modify detection scheme */ static void muic_device_none_detect(void) { u8 reg_value; u8 status_value; s32 ret; if ((key_col == 3) && (key_row == 0)) // Volume up key_was_pressed = 1; else if ((key_col == 3) && (key_row == 1)) // Volume down key_was_pressed = 2; printk(KERN_WARNING "[MUIC] Device_None_Detect int_stat_val = 0x%x\n",int_stat_val); /* LGE_CHANGE_S [[email protected]] 2010-12-14, CP retain mode */ #ifdef CP_RETAIN if (is_cp_retained) { //muic_CP_USB_set(); muic_set_mode(MUIC_CP_USB); } // IDNO=0100? 130Kohm :: CP UART MODE else if(((int_stat_val & MIDNO) == 0x04) || (hidden_menu_switching == 7)) { /* LGE_CHANGE_E [[email protected]] 2011-01-06, CP retain mode */ #elif defined(USB_RETAIN) /* 2012.05.15, [email protected], USB retain mode. */ ret = muic_i2c_read_byte_local(INT_STAT, &status_value); if(ret < 0) printk("[MUIC] [%s-%d] muic_i2c_read_byte_local Fail [ret = %d]\n", __func__, __LINE__, ret); else printk("[MUIC] [%s-%d] INT_STAT Value is 0x%x / MVBUS bit is %d\n", __func__, __LINE__, status_value, ((status_value & MVBUS) >> 4)); if (usb_retained == CP_RETAINED) { //muic_CP_USB_set(); if((status_value & MVBUS)) { printk("[MUIC] [%s-%d] muic_set_mode(MUIC_CP_USB)\n", __func__, __LINE__); muic_set_mode(MUIC_CP_USB); } } else if (usb_retained == AP_RETAINED) { //muic_AP_USB_set(); if((status_value & MVBUS)) { printk("[MUIC] [%s-%d] muic_set_mode(MUIC_AP_USB)\n", __func__, __LINE__); muic_set_mode(MUIC_AP_USB); } } // IDNO=0100? 130Kohm :: CP UART MODE else if(((int_stat_val & MIDNO) == 0x04) || (hidden_menu_switching == 7)) { #else if(((int_stat_val & MIDNO) == 0x04) || (hidden_menu_switching == 7)) { #endif //muic_CP_UART_set(); muic_set_mode(MUIC_CP_UART); // [email protected] } // IDNO=0010? 56Kohm :: CP USB MODE else if (((int_stat_val & MIDNO ) == 0x02) || (hidden_menu_switching == 9)){ if (key_was_pressed == 2) //muic_AP_UART_set(); muic_set_mode(MUIC_AP_UART); // [email protected] else //muic_CP_USB_set(); muic_set_mode(MUIC_CP_USB); // [email protected] } // LGE_UPDATE_S [[email protected]] 2010-12-12, for 910K factory download // IDNO=1010? 910Kohm :: CP USB MODE #ifdef CABLE_DETECT_910K else if ((int_stat_val & MIDNO ) == 0x0a) { //muic_CP_USB_set(); muic_set_mode(MUIC_CP_USB); // [email protected] } else if ((int_stat_val & MIDNO ) == 0x09) { //muic_CP_USB_set(); muic_set_mode(MUIC_CP_USB); // [email protected] } #endif #if 0 // CHGDET=1? :: HIGH CURRENT USB or TA? else if (int_stat_val & MCHGDET) { muic_distinguish_charger(); } #endif // VBUS=1? :: TA or AP USB? else if (int_stat_val & MVBUS) { if (muic_device == MAX14526) { // COMP2 to H-Z / COMN1 to C1COMP (0x03=0x23) muic_i2c_write_byte_local(SW_CONTROL, 0x23); msleep(3); // Read STATUS_REG (0x05) muic_i2c_read_byte_local(STATUS, ®_value); if (reg_value & 0x01 ) { // Dedicated Charger(TA) Detected // COMP2 to H-Z / COMN1 to H-Z (0x03=0x24) muic_i2c_write_byte_local(SW_CONTROL, DP_OPEN | DM_OPEN); charging_ic_set_ta_mode(); muic_mode = MUIC_NA_TA; muic_set_mode(MUIC_NA_TA); // [email protected] 20120502 MUIC re-work printk(KERN_WARNING "[MUIC] Charger detected\n"); } else if (reg_value & 0x80 ) { // Dedicated Charger(TA) Detected muic_i2c_write_byte_local(SW_CONTROL, DP_OPEN | DM_OPEN); charging_ic_set_ta_mode(); muic_mode = MUIC_NA_TA; muic_set_mode(MUIC_NA_TA); printk(KERN_WARNING "[MUIC] NA_TA Charger detected\n"); } else if (reg_value & 0x40 ) { // Dedicated Charger(TA) Detected muic_i2c_write_byte_local(SW_CONTROL, DP_OPEN | DM_OPEN); charging_ic_set_ta_mode(); muic_mode = MUIC_LG_TA; muic_set_mode(MUIC_LG_TA); printk(KERN_WARNING "[MUIC] LG_TA Charger detected\n"); } else { // USB Detected // LGE_UPDATE_S 20110521 [[email protected]] block CP usb for commercial version #if 0 if (key_was_pressed == 2) //muic_CP_USB_set(); muic_set_mode(MUIC_CP_USB); // [email protected] else #endif /* #if 0 */ // LGE_UPDATE_S 20110521 [[email protected]] block CP usb for commercial version //muic_AP_USB_set(); muic_set_mode(MUIC_AP_USB); // [email protected] } } else { // USB Detected // LGE_UPDATE_S 20110521 [[email protected]] block CP usb for commercial version #if 0 if (key_was_pressed == 2) //muic_CP_USB_set(); muic_set_mode(MUIC_CP_USB); // [email protected] else #endif /* #if 0 */ // LGE_UPDATE_S 20110521 [[email protected]] block CP usb for commercial version //muic_AP_USB_set(); muic_set_mode(MUIC_AP_USB); // [email protected] } } else { // Accessory Not Supported muic_mode = MUIC_NONE; } key_was_pressed = 0; } s32 muic_device_detection(s32 upon_irq) { /* LGE_CHANGE_START 2011-03-16 [email protected] patch for Adb offline set and Mass Storage Driver detecting fail */ /* 20110113 [email protected] check muic driver init. state [START] */ if(!muic_init_done){ printk(KERN_WARNING "[MUIC] MUIC has not been initialized! Nothing will be done!!!.\n"); return 0; } /* 20110113 [email protected] check muic driver init. state [END] */ /* LGE_CHANGE_END 2011-03-16 [email protected] */ // Read INT_STAT_REG (0x04) muic_i2c_read_byte_local(INT_STAT, &int_stat_val); printk(KERN_INFO "[MUIC] INT_STAT = %x\n", int_stat_val); switch (muic_mode) { case MUIC_NONE: case MUIC_UNKNOWN: muic_device_none_detect(); break; // CP UART Mode case MUIC_CP_UART: case MUIC_AP_UART: if ((int_stat_val & MIDNO) == 0x0b) { muic_mode = MUIC_NONE; } else { muic_device_none_detect(); } break; // TA Mode case MUIC_NA_TA: case MUIC_LG_TA: case MUIC_TA_1A: case MUIC_INVALID_CHG: if ((int_stat_val & MVBUS) == 0) { // Exit Charger Mode muic_mode = MUIC_NONE; } else { // Bug fix: charger detect interrupt 2 times set_wakelock(0); } break; // USB Mode case MUIC_AP_USB: android_USB_disconnect(); // for usb disconnect event case MUIC_CP_USB: if ((int_stat_val & MVBUS) == 0){ // Exit USB Mode muic_mode = MUIC_NONE; } else { muic_device_none_detect(); } break; default: muic_mode = MUIC_NONE; break; } if (muic_mode == MUIC_NONE) { muic_initialize(DEFAULT); printk(KERN_INFO "[MUIC] muic none\n"); charging_ic_deactive(); printk(KERN_INFO "[MUIC] charging_ic_deactive()\n"); muic_set_mode(MUIC_NONE); // [email protected] 20120502 MUIC re-work } charger_state_update_by_other(); return 0; } EXPORT_SYMBOL(muic_device_detection); /* LGE_UPDATE_E [[email protected]] 2010-12-01, modify detection scheme */ static void muic_wq_func(struct work_struct *muic_wq){ s32 ret = 0; printk(KERN_INFO "[MUIC] muic_wq_func()\n"); ret = muic_device_detection(UPON_IRQ); }