求助大神 指点 MTK82无法开机 请看log

log总是重复下面一段
[  719.503939]-(0)[0:swapper/0][power/Battery] ******** battery : bat_thread_wakeup  ********
[  719.505146] (0)[53:bat_thread_kthr][Power/Battery] [BAT_thread]Cable in, CHR_Type_num=1
[  720.045071] (0)[54:mtk charger_hv_][Power/Battery] [BATTERY] Disable check battery exist.
[  720.519711] (0)[53:bat_thread_kthr][Power/BatMeter] [force_get_tbat] fixed TBAT=25 t
[  720.839769] (0)[53:bat_thread_kthr][Power/BatMeter] [oam_run] 50,60,94,94,94,94,94,0
[  720.840763] (0)[53:bat_thread_kthr][Power/BatMeter] [oam_total_s] 3,3,3,5,5,6,6,6,3,3
[  720.841757] (0)[53:bat_thread_kthr][Power/BatMeter] [force_get_tbat] fixed TBAT=25 t
[  720.842734] (0)[53:bat_thread_kthr][Power/BatMeter] [oam_init_inf] 3571, 97, 3, 97, 3603, 25
[  720.843799] (0)[53:bat_thread_kthr][Power/BatMeter] [force_get_tbat] fixed TBAT=25 t
[  720.844776] (0)[53:bat_thread_kthr][Power/BatMeter] [oam_run_inf] 3658, 3657, 3704, -1691, -1721, 272, 273, -357, -359, 1499, 25, 97
[  720.846285] (0)[53:bat_thread_kthr][Power/BatMeter] [oam_result_inf] 95, 95, 94, 94, 94, 6
[  720.847334] (0)[53:bat_thread_kthr][Power/Battery] AvgVbat=(3694),bat_vol=(3701),AvgI=(460),I=(465),VChr=(4503),AvgT=(25),T=(25),pre_SOC=(6),SOC=(6),ZCV=(3571)
[  720.849141] (0)[53:bat_thread_kthr][Power/Battery] [BATTERY] BATTERY_NOTIFY_CASE_0001_VCHARGER (0)
[  720.850544] (0)[53:bat_thread_kthr][Power/Battery] [BATTERY] BATTERY_NOTIFY_CASE_0002_VBATTEMP (0)
[  720.851677] (0)[53:bat_thread_kthr][Power/Battery] [TestMode] Disable Safty Timer. bat_tt_enable=3, bat_thr_test_mode=0, bat_thr_test_value=0
[  720.853279] (0)[53:bat_thread_kthr][Power/Battery] [BATTERY] CC mode charge, timer=730 on 740 ！
[  720.853877] (0)[53:bat_thread_kthr]
[  721.860303] (0)[53:bat_thread_kthr][Power/Battery] [BATTERY] Default CC mode charging : 50000
[  721.861461] (0)[53:bat_thread_kthr][Power/Battery] [BATTERY] pchr_turn_on_charging(), enable =1
[  721.862891] (0)[53:bat_thread_kthr][Power/Battery] UI_SOC=(6), resetBatteryMeter=(0)
[  721.864147] (0)[53:bat_thread_kthr][Power/Battery] BAT_CAPACITY=1, due to define MTK_DISABLE_POWER_ON_OFF_VOLTAGE_LIMITATION
[  722.046539] (0)[54:mtk charger_hv_][Power/Battery] [BATTERY] Disable check battery exist.
[  722.547071] (0)[1:init]init: starting 'msensord'
[  722.548370] (0)[1:init]init: PropSet [init.svc.msensord:running] Start>>
[  722.549324] (0)[1:init]init: PropSet [init.svc.msensord:running] Done
[  722.558127] (0)[1:init]init: process 'msensord', pid 2704 exited
[  722.558899] (0)[1:init]init: process 'msensord' killing any children in process group
[  722.560174] (0)[1:init]init: PropSet [init.svc.msensord:restarting] Start>>
[  722.561153] (0)[1:init]init: PropSet [init.svc.msensord:restarting] Done
<7>[  723.855074]-(0)[2709:dumpsys][2709:dumpsys] sig 18 to [2709:dumpsys]
[  724.047987] (0)[54:mtk charger_hv_][Power/Battery] [BATTERY] Disable check battery exist.
[  724.249470] (0)[0:swapper/0][printk_delayed:start]
[  724.250083] (0)[0:swapper/0][WDK], local_bit:0x0, cpu:0,RT[724239885888]
[  724.250097] (0)[0:swapper/0][WDK], local_bit:0x1, cpu:0, check bit0x:1,RT[724239895427]
[  724.250111] (0)[0:swapper/0][WDK]: kick Ex WDT,RT[724239902888]
[  724.250122] (0)[0:swapper/0][thread:76][RT:724239923504] 2010-01-01 00:22:43.952307 UTC; android time 2010-01-01 00:22:43.952307
[  724.254147] (0)[0:swapper/0][printk_delayed:done]
[  726.049665] (0)[54:mtk charger_hv_][Power/Battery] [BATTERY] Disable check battery exist.
[  727.175269] (0)[141:batterywarning][Power/Battery] [Battery] show_BatteryNotify : 0
[  727.567487] (0)[1:init]init: starting 'msensord'
[  727.570732] (0)[1:init]init: PropSet [init.svc.msensord:running] Start>>
[  727.571685] (0)[1:init]init: PropSet [init.svc.msensord:running] Done
[  727.581686] (0)[1:init]init: process 'msensord', pid 2720 exited
[  727.582456] (0)[1:init]init: process 'msensord' killing any children in process group
[  727.583454] (0)[1:init]init: PropSet [init.svc.msensord:restarting] Start>>
[  727.584428] (0)[1:init]init: PropSet [init.svc.msensord:restarting] Done
[  728.051016] (0)[54:mtk charger_hv_][Power/Battery] [BATTERY] Disable check battery exist.
[  729.505147]-(0)[0:swapper/0][Power/Battery] ******** battery : bat_thread_wakeup  ********
[  729.506266] (0)[53:bat_thread_kthr][Power/Battery] [BAT_thread]Cable in, CHR_Type_num=1
[  730.052444] (0)[54:mtk charger_hv_][Power/Battery] [BATTERY] Disable check battery exist.
[  730.509622] (0)[1063:kworker/0:0]dbs_check_cpu: turn on CPU
[  730.519747] (0)[53:bat_thread_kthr][Power/BatMeter] [force_get_tbat] fixed TBAT=25 t
[  730.521033] (0)[1063:kworker/0:0][power/hotplug] hp_work_handler(3) begin
[  730.555233] (0)[1063:kworker/0:0]regs_hotplug_callback cpu = 1
[  730.556136] (0)[1063:kworker/0:0]Boot slave CPU
[  730.556698] (0)[1063:kworker/0:0][Power/hotplug] boot_secondary, cpu: 1
[  730.560270] (0)[1063:kworker/0:0][Sched] cpuset_cpu_active 2
[  730.561133] (0)[1063:kworker/0:0][Sched] build_sched_domains
[  730.562502] (0)[1063:kworker/0:0]regs_hotplug_callback cpu = 1
[  730.563396] (0)[1063:kworker/0:0][wdk]bind thread[77] to cpu[1]
[  730.564150] (0)[1063:kworker/0:0][WDK]cpu 1 plug on wk_start_kick_cpu[power/hotplug] hp_work_handler end
[  730.839833] (0)[53:bat_thread_kthr][Power/BatMeter] [oam_run] 60,60,94,94,94,94,94,0
[  730.840824] (0)[53:bat_thread_kthr][Power/BatMeter] [oam_total_s] 3,3,3,5,5,6,6,6,3,3
[  730.841819] (0)[53:bat_thread_kthr][Power/BatMeter] [force_get_tbat] fixed TBAT=25 t
[  730.842796] (0)[53:bat_thread_kthr][Power/BatMeter] [oam_init_inf] 3571, 97, 3, 97, 3603, 25
[  730.843861] (0)[53:bat_thread_kthr][Power/BatMeter] [force_get_tbat] fixed TBAT=25 t
[  730.844838] (0)[53:bat_thread_kthr][Power/BatMeter] [oam_run_inf] 3658, 3657, 3702, -1617, -1648, 272, 273, -361, -363, 1499, 25, 97
[  730.846398] (0)[53:bat_thread_kthr][Power/BatMeter] [oam_result_inf] 95, 95, 94, 94, 94, 6
[  730.847450] (0)[53:bat_thread_kthr][Power/Battery] AvgVbat=(3695),bat_vol=(3705),AvgI=(460),I=(470),VChr=(4503),AvgT=(25),T=(25),pre_SOC=(6),SOC=(6),ZCV=(3571)
[  730.849258] (0)[53:bat_thread_kthr][Power/Battery] [BATTERY] BATTERY_NOTIFY_CASE_0001_VCHARGER (0)
[  730.850668] (0)[53:bat_thread_kthr][Power/Battery] [BATTERY] BATTERY_NOTIFY_CASE_0002_VBATTEMP (0)
[  730.851800] (0)[53:bat_thread_kthr][Power/Battery] [TestMode] Disable Safty Timer. bat_tt_enable=3, bat_thr_test_mode=0, bat_thr_test_value=0
[  730.853403] (0)[53:bat_thread_kthr][Power/Battery] [BATTERY] CC mode charge, timer=740 on 750 ！
[  730.854001] (0)[53:bat_thread_kthr]
[  731.859927] (1)[53:bat_thread_kthr][Power/Battery] [BATTERY] Default CC mode charging : 50000
[  731.861086] (1)[53:bat_thread_kthr][Power/Battery] [BATTERY] pchr_turn_on_charging(), enable =1
[  731.863583] (1)[53:bat_thread_kthr][Power/Battery] UI_SOC=(6), resetBatteryMeter=(0)
[  731.864832] (1)[53:bat_thread_kthr][Power/Battery] BAT_CAPACITY=1, due to define MTK_DISABLE_POWER_ON_OFF_VOLTAGE_LIMITATION
[  732.053973] (1)[54:mtk charger_hv_][Power/Battery] [BATTERY] Disable check battery exist.
[  732.590695] (1)[1:init]init: starting 'msensord'
[  732.592644] (1)[1:init]init: PropSet [init.svc.msensord:running] Start>>
[  732.593721] (1)[1:init]init: PropSet [init.svc.msensord:running] Done
[  732.608261] (1)[1:init]init: process 'msensord', pid 2741 exited
[  732.609070] (1)[1:init]init: process 'msensord' killing any children in process group
[  732.610225] (1)[1:init]init: PropSet [init.svc.msensord:restarting] Start>>
[  732.611294] (1)[1:init]init: PropSet [init.svc.msensord:restarting] Done
[  734.055406] (0)[54:mtk charger_hv_][Power/Battery] [BATTERY] Disable check battery exist.
[  735.819981] (0)[1063:kworker/0:0]dbs_check_cpu: turn off CPU
[  735.829498] (0)[1063:kworker/0:0][power/hotplug] hp_work_handler(4) begin
[  735.841358] (0)[1063:kworker/0:0]regs_hotplug_callback cpu = 1
[  735.842336] (0)[1063:kworker/0:0][Sched] build_sched_domains
[  735.843549]-(1)[2732:migration/1][Power/hotplug] platform_cpu_disable, cpu: 1
[  735.845091] (0)[1063:kworker/0:0]CPU1: shutdown
[  735.845653] (0)[1063:kworker/0:0][Power/hotplug] platform_cpu_kill, cpu: 1
[  735.847634] (0)[1063:kworker/0:0]regs_hotplug_callback cpu = 1
[  735.849083] (0)[1063:kworker/0:0][WDK]cpu 1 plug off, wk_stop_kick_cpu
[  735.851264] (0)[1063:kworker/0:0]regs_hotplug_callback cpu = 1
[  735.852005] (0)[1063:kworker/0:0][power/hotplug] hp_work_handler end
[  736.056894] (0)[54:mtk charger_hv_][Power/Battery] [BATTERY] Disable check battery exist.
[  737.177183] (0)[141:batterywarning][Power/Battery] [Battery] show_BatteryNotify : 0
[  737.615601] (0)[1:init]init: starting 'msensord'
[  737.617479] (0)[1:init]init: PropSet [init.svc.msensord:running] Start>>
[  737.618528] (0)[1:init]init: PropSet [init.svc.msensord:running] Done
[  737.655608] (0)[1:init]init: process 'msensord', pid 2755 exited
[  737.656419] (0)[1:init]init: process 'msensord' killing any children in process group
[  737.657463] (0)[1:init]init: PropSet [init.svc.msensord:restarting] Start>>
[  737.658544] (0)[1:init]init: PropSet [init.svc.msensord:restarting] Done
[  738.058371] (0)[54:mtk charger_hv_][Power/Battery] [BATTERY] Disable check battery exist.

MTK_DISABLE_POWER_ON_OFF_VOLTAGE_LIMITATION 这个宏开启试试

thanks  后面找到问题了 是屏的背光IC吧电压给强行拉低了

这么牛叉。这样也找到问题了。

背光IC将电压拉低了?VBAT拉低了?

应该是，卸掉背光IC 立马活了