dt: Add bindings for IDT VersaClock 5P49V5925

IDT VersaClock 5 5P49V6965 has 5 clock outputs, 4 fractional dividers.
Signed-off-by: Adam Ford <aford173@gmail.com>
Link: https://lkml.kernel.org/r/20200404161537.2312297-2-aford173@gmail.comAcked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

Documentation/devicetree/bindings/clock/idt,versaclock5.txt

@@ -12,6 +12,7 @@ Required properties:
 		"idt,5p49v5933"
 		"idt,5p49v5935"
 		"idt,5p49v6901"
+		"idt,5p49v6965"
 - reg:		i2c device address, shall be 0x68 or 0x6a.
 - #clock-cells:	from common clock binding; shall be set to 1.
 - clocks:	from common clock binding; list of parent clock handles,