linux-kernel - [PATCH 2/2] dt-bindings: rtc: Convert Sunplus RTC to json-schema

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Date:   Tue,  2 Nov 2021 14:22:03 +0800
From:   Vincent Shih <vincent.sunplus@...il.com>
To:     a.zummo@...ertech.it, alexandre.belloni@...tlin.com,
        p.zabel@...gutronix.de, linux-kernel@...r.kernel.org,
        linux-rtc@...r.kernel.org, robh+dt@...nel.org,
        devicetree@...r.kernel.org
Cc:     Vincent Shih <vincent.shih@...plus.com>
Subject: [PATCH 2/2] dt-bindings: rtc: Convert Sunplus RTC to json-schema

Convert Sunplus RTC to json-schema

Signed-off-by: Vincent Shih <vincent.shih@...plus.com>
---
 .../bindings/rtc/sunplus,sp7021-rtc.yaml           | 58 ++++++++++++++++++++++
 MAINTAINERS                                        |  1 +
 2 files changed, 59 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rtc/sunplus,sp7021-rtc.yaml

diff --git a/Documentation/devicetree/bindings/rtc/sunplus,sp7021-rtc.yaml b/Documentation/devicetree/bindings/rtc/sunplus,sp7021-rtc.yaml
new file mode 100644
index 0000000..e494c2f
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/sunplus,sp7021-rtc.yaml
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) Sunplus Co., Ltd. 2021
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/sunplus,sp7021-rtc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sunplus sp7021 Real Time Clock controller
+
+maintainers:
+  - Vincent Shih <vincent.shih@...plus.com>
+
+properties:
+  compatible:
+    const: sunplus,sp7021-rtc
+
+  reg:
+    maxItems: 1
+
+  reg-names:
+    items:
+      - const: rtc_reg
+
+  clocks:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - clocks
+  - resets
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/sp-sp7021.h>
+    #include <dt-bindings/reset/sp-sp7021.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    rtc: serial@...03A00 {
+        compatible = "sunplus,sp7021-rtc";
+        reg = <0x9c003A00 0x80>;
+        reg-names = "rtc_reg";
+        clocks = <&clkc RTC>;
+        resets = <&rstc RST_RTC>;
+        interrupt-parent = <&intc>;
+        interrupts = <163 IRQ_TYPE_EDGE_RISING>;
+    };
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 6c1a535..c6774d1 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -17949,6 +17949,7 @@ SUNPLUS RTC DRIVER
 M:	Vincent Shih <vincent.shih@...plus.com>
 L:	linux-rtc@...r.kernel.org
 S:	Maintained
+F:	Documentation/devicetree/bindings/rtc/sunplus,sp7021-rtc.yaml
 F:	drivers/rtc/rtc-sunplus.c
 
 SUPERH
-- 
2.7.4