[][MT7986 develop][Fix i2c clock divider setting]

[Description]
Fix Panther i2c clock setting

The default frequency of Panther i2c should be 100khz,
But the oscilloscope display is actually 300Khz
This patch fixes the Panther i2c clock divider settings,
and make it 100khz by default


[Release-log]
N/A

Change-Id: Ie839cd2d390dd7c6bdf4378ac8567264e97b7c86
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/5025970
2 files changed