雄迈的3520DV300+nvp6124b的I2C工作不正常

雄迈的3520DV300+nvp6124b作为开发板，可是加载nvp6124b驱动，就是I2C通信不正常。
内核启动的时候：
i2c /dev entries driver
hisi_i2c hisi_i2c.0: Hisilicon [i2c-0] probed!

可是insmod nvp6124b.ko,I2C超时，通信不正常，具体：
AHD2.0 EXT Driver 0.6.c(03.28)
HI_CHIP_HI3521A
hi_i2c_wait_txfifo_notfull->284:
last transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
last tx_abrt_cause is 1.

hi_i2c_wait_rxfifo_notempty->307:
wait timeout! auto_status: 0xc0b00000

hi_i2c_wait_rxfifo_notempty->321:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_rxfifo_notempty->323:
tx_abrt_cause is 1.

hi_i2c_wait_txfifo_notfull->284:
last transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
last tx_abrt_cause is 1.

hi_i2c_wait_rxfifo_notempty->307:
wait timeout! auto_status: 0xc0b00000

hi_i2c_wait_rxfifo_notempty->321:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_rxfifo_notempty->323:
tx_abrt_cause is 1.

AHD2.0 Device ID Error... ff
hi_i2c_wait_txfifo_notfull->284:
last transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
last tx_abrt_cause is 1.

hi_i2c_wait_rxfifo_notempty->307:
wait timeout! auto_status: 0xc0b00000

hi_i2c_wait_rxfifo_notempty->321:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_rxfifo_notempty->323:
tx_abrt_cause is 1.

hi_i2c_wait_txfifo_notfull->284:
last transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
last tx_abrt_cause is 1.

hi_i2c_wait_rxfifo_notempty->307:
wait timeout! auto_status: 0xc0b00000

hi_i2c_wait_rxfifo_notempty->321:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_rxfifo_notempty->323:
tx_abrt_cause is 1.

AHD2.0 Device ID Error... ff
hi_i2c_wait_txfifo_notfull->284:
last transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
last tx_abrt_cause is 1.

hi_i2c_wait_rxfifo_notempty->307:
wait timeout! auto_status: 0xc0b00000

hi_i2c_wait_rxfifo_notempty->321:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_rxfifo_notempty->323:
tx_abrt_cause is 1.

hi_i2c_wait_txfifo_notfull->284:
last transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
last tx_abrt_cause is 1.

hi_i2c_wait_rxfifo_notempty->307:
wait timeout! auto_status: 0xc0b00000

hi_i2c_wait_rxfifo_notempty->321:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_rxfifo_notempty->323:
tx_abrt_cause is 1.

AHD2.0 Device ID Error... ff
hi_i2c_wait_txfifo_notfull->284:
last transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
last tx_abrt_cause is 1.

hi_i2c_wait_rxfifo_notempty->307:
wait timeout! auto_status: 0xc0b00000

hi_i2c_wait_rxfifo_notempty->321:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_rxfifo_notempty->323:
tx_abrt_cause is 1.

hi_i2c_wait_txfifo_notfull->284:
last transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
last tx_abrt_cause is 1.

hi_i2c_wait_rxfifo_notempty->307:
wait timeout! auto_status: 0xc0b00000

hi_i2c_wait_rxfifo_notempty->321:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_rxfifo_notempty->323:
tx_abrt_cause is 1.

AHD2.0 Device ID Error... f