[AIO-3399J] device not booting

Learner379

HI ,

Suddenly AIO-3399J board stopped booting after flashing the SDK image(Android7.1). In serial console, below logs are showing and not booting at all. Not able to boot into loader mode also.
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Channel 0: DDR3, 666MHz
Bus Width=32 Col=10 Bank=8 Row=15 CS=1 Die Bus-Width=16 Size=1024MB
Channel 1: DDR3, 666MHz
Bus Width=32 Col=10 Bank=8 Row=15 CS=1 Die Bus-Width=16 Size=1024MB
256B stride
ch 0 ddrconfig = 0x101, ddrsize = 0x20
ch 1 ddrconfig = 0x101, ddrsize = 0x20
pmugrf_os_reg[2] = 0x32817281, stride = 0x9
OUT
Boot1: 2017-06-09, version: 1.09
CPUId = 0x0
ChipType = 0x10, 1833
SdmmcInit=2 0
BootCapSize=100000
UserCapSize=14910MB
FwPartOffset=2000 , 100000
SdmmcInit=0 20
StorageInit ok = 66646
LoadTrustBL
No find bl30.bin
Load uboot, ReadLba = 2000
Load OK, addr=0x200000, size=0x7988c
RunBL31 0x10000
NOTICE:  BL31: v1.3(debug):d98d16e
NOTICE:  BL31: Built : 15:03:07, May 10 2018
NOTICE:  BL31: Rockchip release version: v1.1
INFO:    GICv3 with legacy support detected. ARM GICV3 driver initialized in EL3
INFO:    Using opteed sec cpu_context!
INFO:    boot cpu mask: 0
INFO:    plat_rockchip_pmu_init(1151): pd status 3e
INFO:    BL31: Initializing runtime services
INFO:    BL31: Initializing BL32
INF [0x0] TEE-CORE:init_primary_helper:337: Initializing (1.1.0-126-g2a74125 #1 Fri Dec 22 01:53:31 UTC 2017 aarch64)
INF [0x0] TEE-CORE:init_primary_helper:338: Release version: 1.1
INF [0x0] TEE-CORE:init_teecore:83: teecore inits done
INFO:    BL31: Preparing for EL3 exit to normal world
INFO:    Entry point address = 0x200000
INFO:    SPSR = 0x3c9
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Any help here???