<4>[  464.712393] ath6kl: Failed to get board file ath6k/AR6003/hw2.0/bdata.bin (-2), trying to find default board file.
<4>[  464.714011] ath6kl: WARNING! No proper board file was not found, instead using a default board file.
<4>[  464.714228] ath6kl: Most likely your hardware won't work as specified. Install correct board file!
<3>[  464.727785] ath6kl: temporary war to avoid sdio crc error
<3>[  465.740364] ath6kl: bmi_recv_buf FIFO empty
<3>[  465.740561] ath6kl: Unable to read from the device: -22
<3>[  466.740370] ath6kl: bmi communication timeout
<3>[  466.740558] ath6kl: Unable to write to the device: -110
<3>[  466.740671] ath6kl: Failed to write firmware: -110
<3>[  466.740824] ath6kl: Failed to start hardware: -110
<3>[  467.041092] ath6kl: Failed to init ath6kl core
<4>[  467.041232] ath6kl: probe of mmc0:0001:1 failed with error -110