MTK Android Driver :battery
2014-01-11 15:35
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6.PM 充电
6.1 配置文件位置:
CUSTOM_KERNEL_BATTERY= battery
mediatek\custom\\kernel\battery\battery\cust_battery.h
mediatek\custom\\kernel\battery\battery\custom_fuel_gauge.h
6.2充电常用参数修改:
..\mediatek\custom\\kernel\battery\battery\cust_battery.h
6.2.1充电电流修改:
#defineUSB_CHARGER_CURRENT Cust_CC_550MA // :Cust_CC_450MA
#define AC_CHARGER_CURRENT Cust_CC_800MA // : Cust_CC_650MA
6.2.2.充电电阻设定(根据硬件的bom):
#defineR_CURRENT_SENSE 2 //0.2 Ohm// 0.2欧姆
6.2.3 充电温度检测设定
#defineBAT_TEMP_PROTECT_ENABLE 1 //
// #defineBAT_NTC_TSM_1
NTC修改为10K电阻或者47K电阻(NTC 为电池温度保护NegativeTemperature Coefficient)
#define BAT_NTC_101 //#define BAT_NTC_47 0
其他:
#defineV_CHARGER_MIN 4400 //modify //4400 // 4.4 V
#defineV_CHARGER_ENABLE 1 //1:ON , 0:OFF //
6.7充电界面显示修改:
\mediatek\custom\\lk\include\target\cust_display.h//坐标
\mediatek\platform\mt6577\lk\mt_logo.c//显示
6.8 电池容量、电池曲线修改:
电池容量修改:
mediatek\custom\\kernel\battery\battery\custom_fuel_gauge.h
#define Q_MAX_POS_50 ((2168* 1316) / 1307)
#define Q_MAX_POS_25 2168
#define Q_MAX_POS_0 ((2168 * 1220) / 1307)
#define Q_MAX_NEG_10 ((2168 * 1162) / 1307)
#define Q_MAX_POS_50_H_CURRENT ((2168 * 1295) / 1307)
#define Q_MAX_POS_25_H_CURRENT ((2168 * 1270) / 1307)
#define Q_MAX_POS_0_H_CURRENT ((2168 * 1102) / 1307)
#define Q_MAX_NEG_10_H_CURRENT ((2168 * 599) / 1307)
电池曲线集成方式:(电压-百分比对应表需要电池厂商提供)
mediatek\custom\\kernel\battery\battery\cust_fuel_gauge.h
BATTERY_PROFILE_STRUCbattery_profile_t1[] =// T1 0C
BATTERY_PROFILE_STRUCbattery_profile_t2[] =// T2 25C
6.1 配置文件位置:
CUSTOM_KERNEL_BATTERY= battery
mediatek\custom\\kernel\battery\battery\cust_battery.h
mediatek\custom\\kernel\battery\battery\custom_fuel_gauge.h
6.2充电常用参数修改:
..\mediatek\custom\\kernel\battery\battery\cust_battery.h
6.2.1充电电流修改:
#defineUSB_CHARGER_CURRENT Cust_CC_550MA // :Cust_CC_450MA
#define AC_CHARGER_CURRENT Cust_CC_800MA // : Cust_CC_650MA
6.2.2.充电电阻设定(根据硬件的bom):
#defineR_CURRENT_SENSE 2 //0.2 Ohm// 0.2欧姆
6.2.3 充电温度检测设定
#defineBAT_TEMP_PROTECT_ENABLE 1 //
// #defineBAT_NTC_TSM_1
NTC修改为10K电阻或者47K电阻(NTC 为电池温度保护NegativeTemperature Coefficient)
#define BAT_NTC_101 //#define BAT_NTC_47 0
其他:
#defineV_CHARGER_MIN 4400 //modify //4400 // 4.4 V
#defineV_CHARGER_ENABLE 1 //1:ON , 0:OFF //
6.7充电界面显示修改:
\mediatek\custom\\lk\include\target\cust_display.h//坐标
\mediatek\platform\mt6577\lk\mt_logo.c//显示
6.8 电池容量、电池曲线修改:
电池容量修改:
mediatek\custom\\kernel\battery\battery\custom_fuel_gauge.h
#define Q_MAX_POS_50 ((2168* 1316) / 1307)
#define Q_MAX_POS_25 2168
#define Q_MAX_POS_0 ((2168 * 1220) / 1307)
#define Q_MAX_NEG_10 ((2168 * 1162) / 1307)
#define Q_MAX_POS_50_H_CURRENT ((2168 * 1295) / 1307)
#define Q_MAX_POS_25_H_CURRENT ((2168 * 1270) / 1307)
#define Q_MAX_POS_0_H_CURRENT ((2168 * 1102) / 1307)
#define Q_MAX_NEG_10_H_CURRENT ((2168 * 599) / 1307)
电池曲线集成方式:(电压-百分比对应表需要电池厂商提供)
mediatek\custom\\kernel\battery\battery\cust_fuel_gauge.h
BATTERY_PROFILE_STRUCbattery_profile_t1[] =// T1 0C
BATTERY_PROFILE_STRUCbattery_profile_t2[] =// T2 25C
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