[][add trng clk info]

[Description]
Add Trng clk info

[Release-log]
N/A

Change-Id: I2e369597d971c9f89909323ae568f23bc78e8481
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/4649430
3 files changed