dt-bindings: arm: Add SC5xx Series binding

Add devicetree schema for Analog Devices SC5xx series SoCs.

Signed-off-by: Oliver Gaskell <Oliver.Gaskell@analog.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index b172e1e..38ac172 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -607,6 +607,7 @@
 F:	arch/arm/dts/sc5*
 F:	arch/arm/include/asm/arch-adi/
 F:	arch/arm/mach-sc5xx/
+F:	doc/device-tree-bindings/arm/adi/adi,sc5xx.yaml
 F:	drivers/clk/adi/
 F:	drivers/serial/serial_adi_uart4.c
 F:	drivers/timer/adi_sc5xx_timer.c