booting issue

thepthep

I have problem booting fireprimeS

I install Android in my fireprime S and, i connected USB camera and runed standard camera application.
And, I start video function, it shut down and didn't working anymore, So i reinstalled Android, Ubuntu but it still doesn't work.
in Serial debug below
Starting kernel ...

<hit enter to activate fiq debugger>
[    0.000000] Booting Linux on physical CPU 0xf00
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Initializing cgroup subsys cpuacct
[    0.000000] Linux version 3.10.0 (liangkd@tchip-server) (gcc version 4.6.x-google 20120106 (prerelease) (GCC) ) #1858 SMP PREEMPT Tue Jun 27 17:21:10 CST 2017
[    0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d
[    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[    0.000000] Machine: Rockchip RK3128, model: rockchip,rk3128
[    0.000000] rockchip_uboot_logo_setup: mem: 2000000@9dc00000, offset:0
[    0.000000] rockchip_uboot_mem_reserve: reserve 2000000@9dc00000 for uboot logo
[    0.000000] rockchip_ion_reserve
[    0.000000] ion heap(cma): base(0) size(800000) align(0)
[    0.000000] ion heap(vmalloc): base(0) size(0) align(0)
r援?

what can i do?

thepthep

Hi I have two fireprimeS board
and one of them working good, I think it is not power problem.

thepthep

Oh I find problem,  it was connection of core board

thank you for your help