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insmod sii9022a driver error

HI ALL

my ezsdk = ti-ezsdk_dm816x-evm_5_02_01_59

root@dm816x-evm:~# modprobe sii9022a
omap_i2c omap_i2c.2: controller timed out
omap_i2c omap_i2c.2: controller timed out
omap_i2c omap_i2c.2: controller timed out
omap_i2c omap_i2c.2: controller timed out

why  ?

how ?

Regards