Convert existing binding to dtschema to support validation.
Add the undocumented 'clocks' property.
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@xxxxxxxxx>
---
.../devicetree/bindings/rtc/lpc32xx-rtc.txt | 15 --------
.../devicetree/bindings/rtc/nxp,lpc32xx-rtc.yaml | 41 ++++++++++++++++++++++
2 files changed, 41 insertions(+), 15 deletions(-)
diff --git a/Documentation/devicetree/bindings/rtc/lpc32xx-rtc.txt b/Documentation/devicetree/bindings/rtc/lpc32xx-rtc.txt
deleted file mode 100644
index a87a1e9bc060..000000000000
--- a/Documentation/devicetree/bindings/rtc/lpc32xx-rtc.txt
+++ /dev/null
@@ -1,15 +0,0 @@
-* NXP LPC32xx SoC Real Time Clock controller
-
-Required properties:
-- compatible: must be "nxp,lpc3220-rtc"
-- reg: physical base address of the controller and length of memory mapped
- region.
-- interrupts: The RTC interrupt
-
-Example:
-
- rtc@40024000 {
- compatible = "nxp,lpc3220-rtc";
- reg = <0x40024000 0x1000>;
- interrupts = <52 0>;
- };
diff --git a/Documentation/devicetree/bindings/rtc/nxp,lpc32xx-rtc.yaml b/Documentation/devicetree/bindings/rtc/nxp,lpc32xx-rtc.yaml
new file mode 100644
index 000000000000..62ddeef961e9
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/nxp,lpc32xx-rtc.yaml
@@ -0,0 +1,41 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/nxp,lpc32xx-rtc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP LPC32xx SoC Real Time Clock
+
+maintainers:
+ - Javier Carrasco <javier.carrasco.cruz@xxxxxxxxx>
+
+allOf:
+ - $ref: rtc.yaml#
+
+properties:
+ compatible:
+ const: nxp,lpc3220-rtc
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ rtc@40024000 {
+ compatible = "nxp,lpc3220-rtc";
+ reg = <0x40024000 0x1000>;
+ interrupts = <52 0>;
+ };
--
2.40.1
