dt-bindings: clock: st: clkgen-fsyn: add new introduced compatible

New compatible are added, supporting various kind of clkgen-fsyn
used for STiH407, STiH410 and STiH418
Signed-off-by: Alain Volmat <avolmat@me.com>
Link: https://lore.kernel.org/r/20210331201632.24530-8-avolmat@me.comAcked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

Documentation/devicetree/bindings/clock/st/st,quadfs.txt

@@ -12,6 +12,9 @@ This binding uses the common clock binding[1].
 Required properties:
 - compatible : shall be:
   "st,quadfs"
+  "st,quadfs-d0"
+  "st,quadfs-d2"
+  "st,quadfs-d3"
   "st,quadfs-pll"