我也遇到关于A7CC FDL2 报错，问问是怎么解决的，能提供相关工具吗

[sunjiahao5340]

D:\User\桌面\spd_dump_SPRD_Release>spd_dump exec_addr 0x3f28 fdl fdl1-dl.bin 0x5500 fdl uboot-mod.bin 0x9efffe00 exec erase_part uboot_log write_part splloader u-boot-spl-16k-sign.bin timeout 100000 reset
branch:stable, sha1:2a202404a7512026d146b62624f089aceb408520
Waiting for dl_diag connection (30s)
Successfully connected to port: 5
CHECK_BAUD bootrom
BSL_REP_VER: "SPRD3\0"
CMD_CONNECT bootrom
current exec_addr is 0x3f28
SEND fdl1-dl.bin to 0x5500
SEND custom_exec_no_verify_3f28.bin to 0x3f28
EXEC FDL1
CHECK_BAUD FAIL
CHECK_BAUD FDL1
BSL_REP_VER: "Spreadtrum Boot Block version 1.1\0"
CMD_CONNECT FDL1
CHANGE_BAUD FDL1 to 921600
KEEP_CHARGE FDL1
SEND uboot-mod.bin to 0x9efffe00
FDL2: incompatible partition
EXEC FDL2
usb_send failed (0 / 8)