From e650ad80b157bee0a1a8024dac71b674a66896f7 Mon Sep 17 00:00:00 2001
From: Nikita Shubin <nikita.shubin@maquefel.me>
Date: Sun, 14 Mar 2021 12:39:21 +0300
Subject: [PATCH] dt-bindings: rtc: Add Cirrus EP93xx

This adds device tree bindings for the Cirrus Logic EP93xx
RTC block used in these SoCs.

Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>
---
 .../bindings/rtc/cirrus,ep9301-rtc.yaml       | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rtc/cirrus,ep9301-rtc.yaml

diff --git a/Documentation/devicetree/bindings/rtc/cirrus,ep9301-rtc.yaml b/Documentation/devicetree/bindings/rtc/cirrus,ep9301-rtc.yaml
new file mode 100644
index 0000000000000..63572c197e922
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/cirrus,ep9301-rtc.yaml
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/cirrus,ep9301-rtc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cirrus EP93xx Real Time Clock controller
+
+maintainers:
+  - Hartley Sweeten <hsweeten@visionengravers.com>
+  - Alexander Sverdlin <alexander.sverdlin@gmail.com>
+
+properties:
+  compatible:
+    oneOf:
+      - const: cirrus,ep9301-rtc
+      - items:
+          - enum:
+              - cirrus,ep9302-rtc
+              - cirrus,ep9307-rtc
+              - cirrus,ep9312-rtc
+              - cirrus,ep9315-rtc
+          - const: cirrus,ep9301-rtc
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    rtc@80920000 {
+      compatible = "cirrus,ep9301-rtc";
+      reg = <0x80920000 0x100>;
+    };
+
-- 
2.30.2