chylovecsd的博客

客户要求：1. 3.45以下lk充电2. 3.45 - 3.6 kernel充电3. 3.6以上自动开机

8321:#define AUXADC_BASE0x11003000

diff --git a/alps/device/mediatek/mt6765/thermal.conf b/alps/device/mediatek/mt6765/thermal.confindex 0d50d6f2ebc..ab59c49b606 100755--- a/alps/device/mediatek/mt6765/thermal.conf+++ b/alps/device/mediatek/mt6765/thermal.conf@@ -49,7 +49,7 @@ PVRbV%9@8

在Settings->Battery新增选项，以控制电量保持在设定的百分比：Otimização da vida útil da bateria  #电池寿命的优化Carga Completa ativada          #满载启动 ->Otimização da vida útil da bateria   #电池寿命的优化  ->Carga Completa          #满载   Carregue seu dispositivo até 10...

这里介绍power_supply_register注册的几个结构体/kernel-4.14/include/linux/power_supply.h 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31.

#define __SPIN_LOCK_UNLOCKED(lockname) \ (spinlock_t ) __SPIN_LOCK_INITIALIZER(lockname)#define ATOMIC_NOTIFIER_INIT(name) { \ .lock = __SPIN_LOCK_UNLOCKED(name.lock), \ .head = NULL }#define ATOMIC_NOTIFIER_HEAD(name) \ struct ...

异常处理线程：/kernel-4.19/drivers/power/supply/mtk_battery.cvoid mtk_power_misc_init(struct mtk_battery *gm){ mutex_init(&gm->sdc.lock); alarm_init(&gm->sdc.kthread_fgtimer, ALARM_BOOTTIME, power_misc_kthr...

/kernel-4.14/drivers/power/supply/mediatek/battery/mtk_battery_core.c 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 structmtk_batterygm; voidmtk_battery_init(structplatf...

内核通知链的使用说明：注册：intsrcu_notifier_chain_register(struct srcu_notifier_head *nh,struct notifier_block *n);voidsrcu_init_notifier_head(struct srcu_notifier_head *nh);通知：intsrcu_notifier_call_chain(struct srcu_notifier_head *nh,unsigned long v...

C Code\kernel-4.14\drivers\misc\mediatek\power\mt8168\Makefile 1 2 3 4 5 ifneq($(CONFIG_FPGA_EARLY_PORTING),y) obj-y+=mtk_battery_intf.o else obj-y+=misc.o endif C Code\kernel-4.14\drivers\powe...

mtk 电池驱动流程详解 - 码农教程老架构===================================================8321:kernel-4.9-lc\drivers\misc\mediatek\power\mt6580\pmic.cvoid PMIC_EINT_SETTING(void){ pmic_register_interrupt_callback(5, pwrkey_int_handler); pmic_reg...

这篇博客讲述充电芯片的DPPM功能，即动态电源路径管理，听起来就很高大上，Dynamic Power Path Management是英文全称。有没有想过一个问题，手机没电了，关机了，这时候你一边充电，一边又想玩王者荣耀，即充电器一边给手机内部的电池充电，一边给你“充电”，因为你要玩王者荣耀，手机得处于开机状态，屏幕得是亮着的，你的ADC正在走A走A击打小兵，而每个手机充电器的功率是已知的，比如说30W，即adapter最多给你30W，那手机是如何分配30W的呢？以确保电池在正常充电，你玩王者荣耀不

DPM:Dynamic Power Management，电源动态管理 VDPM 输入电压动态电源管理 IDPM 输入电流动态电源管理DPPM:动态电源路径管理 NVDC: Narrow Voltage Direct Current，窄电压直流，DPPM的一种常见架构LDO: (Low Dropout Regulator)，低压差线性稳压器 “低压差”：输出压降比较低，例如输入3.3V，输出可以达到3.2V。 “线性”：LDO内部的MOS管工作于线性电阻。 “..

修改0%对应的电压，CTRL+SHIFT+ENTER使得公式生效\kernel-4.19-lc\drivers\misc\mediatek\include\mt-plat\mt6580\include\mach\mt_battery_meter.hGM3.0:复制老的电池曲线数据，右键->仅粘贴数值：记得所有数据最后都要以“end”生成路径为：C:\Users\Isaac\Ap...

(210919_11:15:55.975)[ 206.398032] <1>-(1)[511:fuelgauged] bmd_ctrl_cmd_from_user+0x1bd0/0x1d5c(210919_11:15:55.975)[ 206.398036] <1>-(1)[511:fuelgauged]nl_data_handler+0x158/0x184(210919_11:15:55.975)[ 206.398041] <1>-(1)[511:fue...