LS1043 QUICC block

[allan_yi]

       Now we are debuging the QUICC of ls1043. we need use the QUICC block as UART ,but we found only the RX of  the uart can work properly ,TX  can not work.we check the code of this part,but we don't find any problem!

[ufedor]

Which exactly LS1043A pins in question?

Which RCW is used?

[allan_yi]

1.pls refer the below picture,the pins are K5 and P4.

2.RCW config

IRQ_EXT=2

3. startup log

Reset Configuration Word (RCW):
00000000: 080d000f 0c000000 00000000 00000000
00000010: 34550002 00000002 40025000 41002000
00000020: 00000000 00000000 00000000 0203affd
00000030: 20004100 00263002 00000096 00000001
Model: LS1043A QDS Board
Board: LS1043AQDS, boot from vBank: 0
Sys ID: 0x00, Sys Ver: 0x00
FPGA: v0 ( !"#$%&'()*+,-./0123456789:;<=>?), build 1541
I2C: ready
DRAM: PCA: failed to select proper channel
1.9 GiB (DDR4, 32-bit, CL=11, ECC off)
Using SERDES1 Protocol: 13397 (0x3455)
PCA: failed to select proper channel
PCA: failed to select proper channel
PCA: failed to select proper channel
*******************************
Firmware 'Microcode version 0.0.1 for LS1021a r1.0' for 1021 V1.0
QE: uploading microcode 'Microcode for LS1021a r1.0' version 0.0.1

[ufedor]

Please check that clocks are correctly connected to the TXs.