Hi, i just tried to design new PCB as same as Odroid C2 and use Nano Pi K2 image to boot but not successful.

no sdio debug board detected
TE: 204865

BL2 Built : 12:06:06, Jun 13 2016.
gxb g176ecdb - laiyin.mo@droid12-sz

set vcck to 1100 mv
set vddee to 1000 mv
Board ID = 8
CPU clk: 1536MHz
DDR chl: Rank0+1 same @ 792MHz
DDR0: 2048MB(auto)-2T-11
DataBus test pass!
AddrBus test pass!
Load fip header from SD, src: 0x0000c200, des: 0x01400000, size: 0x00004000
New fip structure!
Load bl30 from SD, src: 0x00010200, des: 0x01000000, size: 0x0000d460
Sending bl30......................................................OK.
Run bl30...
Load bl31 from SD, src: 0x00020200, des: 0x101000[0, size: 0x00013140
Image: gxb_v1.1.3134-b387442 2016-06-16 14:48:44 yun.cai@droid06]
7 53 56 54 4 41 a3 19 d 45 5f 13 [0.299613 Inits done]
secure task start!
high task start!
low task start!
Load bl33 from SD, src: 0x00034200, des: 0x01000000, size: 0x0006ae70
NOTICE: BL3-1: v1.0(debug):c813a61
NOTICE: BL3-1: Built : 14:47:05, Jun 16 2016
INFO: BL3-1: Initializing runtime services
WARNING: No OPTEE provided by BL2 boot loader
ERROR: Error initializing runtime service opteed_fast
INFO: BL3-1: Preparing for EL3 exit to normal world
INFO: BL3-1: Next image address = 0x1000000
INFO: BL3-1: Next image spsr = 0x3c9

U-Boot 2015.01-00014-g4ef665f (Apr 12 2017 - 13:37:54)

Relocation Offset is: 76f3b000

It stopped here. Would you please show me what is missing?