dt-bindings: clock: Add SC5xx clock tree bindings

Add devicetree schema for the clock tree on Analog Devices SC5xx series
SoCs.

Co-developed-by: Nathan Barrett-Morrison <nathan.morrison@timesys.com>
Signed-off-by: Nathan Barrett-Morrison <nathan.morrison@timesys.com>
Signed-off-by: Oliver Gaskell <Oliver.Gaskell@analog.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index 38ac172..c196368 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -608,6 +608,7 @@
 F:	arch/arm/include/asm/arch-adi/
 F:	arch/arm/mach-sc5xx/
 F:	doc/device-tree-bindings/arm/adi/adi,sc5xx.yaml
+F:	doc/device-tree-bindings/clock/adi,sc5xx-clocks.yaml
 F:	drivers/clk/adi/
 F:	drivers/serial/serial_adi_uart4.c
 F:	drivers/timer/adi_sc5xx_timer.c