[][Change eip97 and audio to enable clock by its own dts node]

[Description]
Change eip97 and audio to enable clock by its own dts node

[Release-log]
Pass aplay tests for I2S+WM8960

Change-Id: If695f026cdc678e1356a3ceee6c8beb928a6e271
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/4718676
4 files changed