光盘内核打印信息如下：
[ 6.455000] Link Status is: 1
[ 6.460000] dm9620 1-2.2:1.0: eth0: link up, 100Mbps, full-duplex, lpa 0xC5E1
[ 6.465000] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 6.470000] link_reset() speed: 10 duplex: 0
[ 6.480000] IP-Config: Complete:
[ 6.480000] device=eth0, addr=192.168.2.12, mask=255.255.255.0, gw=192.168.2.1
[ 6.480000] host=192.168.2.12, domain=, nis-domain=(none)
[ 6.480000] bootserver=192.168.2.37, rootserver=192.168.2.37, rootpath=
[ 6.480000] hotplug_policy_init: intialised with policy : DVFS_NR_BASED_HOTPLUG
[ 6.490000] ALSA device list:
[ 6.490000] No soundcards found.
[ 6.495000] Freeing init memory: 212K
No soundcards found这句话是否是没有找到声卡呢？查看内核选项，Sound card support已经选上，i2c也是选中。
版主和大神们，有没有注意到这种情况？难道是我没有注意哪些操作步骤？版主和大神们，可否请教一下如何使用tiny4412开发板上的声卡？谢谢了。
