Use upstreamed patches for adding IPQ CMN PLL driver support and its
node and clocks to the DTS accordingly.
In addition, set clock-div and clock-mult properties instead of the
frequency itself for the XO board clock in all board files as it's
converted to a fixed factor clock.
Signed-off-by: George Moussalem <george.moussalem@outlook.com>
Link: https://github.com/openwrt/openwrt/pull/19890
Signed-off-by: Robert Marko <robimarko@gmail.com>