[   18.775095] libphy: stmmac: probed
[   18.778599] eth0: PHY ID 001cc915 at 0 IRQ POLL (stmmac-0:00) active
[   18.785058] eth0: PHY ID 001cc915 at 1 IRQ POLL (stmmac-0:01)
[   18.824273] brcmfmac: brcmf_c_preinit_dcmds: Firmware version = wl0: Apr 22 2013 14:50:00 version 5.90.195.89.6 FWID 01-b30a427d
[   18.836238] sun4i-dai 1c22400.i2s: Entered sun4i_dai_probe
[   18.854481] sun4i-dai 1c22400.i2s: probe 1
[   18.878395] brcmfmac: brcmf_cfg80211_reg_notifier: not a ISO3166 code
[   18.932203] test printk
[   18.934683] sun4i-dai 1c22400.i2s: probe return 0
[   18.949351] sun4i-codec 1c22c00.codec: Codec <-> 1c22c00.codec mapping ok
[   19.446543] systemd-journald[154]: Successfully sent stream file descriptor to service manager.
[   19.593092]  RX IPC Checksum Offload disabled
[   19.597495]  No MAC Management Counters available
[   19.647469] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready