Hello,
One DS90UB960 connected four DS90UB933 and the other DS90UB960 connected four DS90UB953, and found that DS90UB933 could work normally and have normal display, but DS90UB953 has no display. Both DS90UB960 have tried to connected 933, and both of them work normally, while 953 couldn't display. Below is the register configuration, please help to check:
root@x9hp_ref_serdes:~# i2cdump -f -y 0 0x30
No size specified (using byte-data access)
0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef
00: 60 00 1e 40 d0 01 00 fe 1c 10 7a 7a 0f b9 01 ff `.?@??.???zz???.
10: 81 91 00 00 00 00 00 00 11 15 b3 c3 50 00 04 02 ??......????P.??
20: 00 14 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .?..............
30: 00 00 01 03 01 01 00 01 00 00 00 00 00 00 00 00 ..????.?........
40: 00 a9 71 01 00 00 20 00 00 00 00 12 38 d3 04 64 .?q?.. ....?8??d
50: 00 00 00 03 00 00 00 00 5e 00 00 32 0e d8 00 00 ...?....^..2??..
60: 00 00 00 00 00 16 00 00 00 00 00 00 00 7c a0 88 .....?.......|??
70: de de 1b 00 00 00 00 c5 00 01 00 00 80 00 00 00 ???....?.?..?...
80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
a0: 00 00 00 00 00 1d 00 00 00 00 00 00 00 00 00 00 .....?..........
b0: 1c 3a 14 08 25 00 18 00 8c 33 83 74 7d 00 00 00 ?:??%.?.?3?t}...
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
d0: 00 43 94 02 60 f2 00 02 00 00 00 00 00 00 00 00 .C??`?.?........
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
f0: 5f 55 42 39 36 30 00 00 00 00 00 00 00 00 00 00 _UB960..........
Best regards
Kailyn