dt-bindings: crypto: samsung: Convert SSS and SlimSSS bindings to json-schema

Convert Samsung Exynos Security SubSystem (SSS) and SlimSSS hardware
crypto accelerator bindings to DT schema format using json-schema.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index 6f88122..0330260 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -14287,8 +14287,8 @@
 L:	linux-crypto@vger.kernel.org
 L:	linux-samsung-soc@vger.kernel.org
 S:	Maintained
-F:	Documentation/devicetree/bindings/crypto/samsung-slimsss.txt
-F:	Documentation/devicetree/bindings/crypto/samsung-sss.txt
+F:	Documentation/devicetree/bindings/crypto/samsung-slimsss.yaml
+F:	Documentation/devicetree/bindings/crypto/samsung-sss.yaml
 F:	drivers/crypto/s5p-sss.c
 
 SAMSUNG S5P/EXYNOS4 SOC SERIES CAMERA SUBSYSTEM DRIVERS