急救。。开发板无法启动
刚买的开发板，第一次启动的时候还可以进入Android系统界面，插拔了几次串口，按了几次reset键，不知道什么操作导致Android界面无法启动，串口打印信息如下：DDR Version 1.00 20141007
In
Channel a: DDR3 200MHz
Bus Width=32 Col=10 Bank=8 Row=15 CS=1 Die Bus-Width=16 Size=1024MB
Channel b: DDR3 200MHz
Bus Width=32 Col=10 Bank=8 Row=15 CS=1 Die Bus-Width=16 Size=1024MB
Memory OK
Memory OK
OUT
U-Boot 2014.10-RK3288-02 (Jan 21 2015 - 17:07:53)
CPU: rk3288
CPU's clock information:
arm pll = 600000000HZ
periph pll = 300000000HZ
ddr pll = 200000000HZ
codec pll = 594000000HZ
Board:Rockchip platform Board
DRAM:Found dram banks:1
Adding bank:0000000000000000(0000000080000000)
128 MiB
storage init OK!
Using default environment
GetParam
check parameter success
Unknow param: MACHINE_MODEL:rk30sdk!
Unknow param: MACHINE_ID:007!
Unknow param: MANUFACTURER:RK30SDK!
Unknow param: PWR_HLD: 0,0,A,0,1!
power key: bank-0 pin-5
light power led: bank-8 pin-1
can't find dts node for ricoh619
pmic:act8846
Can't find dts node for fuel guage cw201x
SecureBootEn = 0, SecureBootLock = 0
#Boot ver: 2015-01-21#2.17
empty serial no.
checkKey
vbus = 0
no fuel gauge found
no fuel gauge found
read logo_on switch from dts
no fuel gauge found
Hit any key to stop autoboot:0
rkboot #
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