[PATCH 1/5] dt-bindings: pwm: Add Mstar MSC313e PWM devicetree bindings documentation

[Romain Perier <romain.perier@gmail.com>]

This adds the documentation for the devicetree bindings of the Mstar
MSC313e RTC driver, it includes MSC313e SoCs and SSD20xd.

Signed-off-by: Romain Perier <romain.perier@gmail.com>
---
 .../bindings/pwm/mstar,msc313e-pwm.yaml       | 47 +++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pwm/mstar,msc313e-pwm.yaml

diff --git a/Documentation/devicetree/bindings/pwm/mstar,msc313e-pwm.yaml b/Documentation/devicetree/bindings/pwm/mstar,msc313e-pwm.yaml
new file mode 100644
index 000000000000..82f2357db085
--- /dev/null
+++ b/Documentation/devicetree/bindings/pwm/mstar,msc313e-pwm.yaml
@@ -0,0 +1,47 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pwm/mstar,msc313e-pwm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mstar MSC313e PWM controller
+
+allOf:
+  - $ref: "pwm.yaml#"
+
+maintainers:
+  - Daniel Palmer <daniel@0x0f.com>
+  - Romain Perier <romain.perier@gmail.com>
+
+properties:
+  compatible:
+    oneOf:
+      - items:
+        - enum:
+          - mstar,msc313e-pwm
+          - mstar,ssd20xd-pwm
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  "#pwm-cells":
+    const: 2
+
+required:
+  - compatible
+  - reg
+  - clocks
+
+additionalProperties: false
+
+examples:
+  - |
+    pwm: pwm@3400 {
+      compatible = "mstar,msc313e-pwm";
+      reg = <0x3400 0x400>;
+      #pwm-cells = <2>;
+      clocks = <&xtal_div2>;
+    };
-- 
2.35.1