linux-kernel - [PATCH 2/6] dt-bindings: rtc: nxp,pcf8563: Convert to DT schema

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Date:   Tue, 18 May 2021 18:28:54 -0500
From:   Rob Herring <robh@...nel.org>
To:     devicetree@...r.kernel.org, Peter Rosin <peda@...ntia.se>,
        Wolfram Sang <wsa@...nel.org>
Cc:     linux-kernel@...r.kernel.org,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Jacopo Mondi <jacopo+renesas@...ndi.org>,
        Kieran Bingham <kieran.bingham+renesas@...asonboard.com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Lee Jones <lee.jones@...aro.org>,
        Niklas Söderlund 
        <niklas.soderlund+renesas@...natech.se>,
        Roger Quadros <rogerq@...com>,
        Jonathan Cameron <jic23@...nel.org>
Subject: [PATCH 2/6] dt-bindings: rtc: nxp,pcf8563: Convert to DT schema

Convert the Philips PCF8563/Epson RTC8564 binding to DT schema format.

Add 'interrupts' as this device has an interrupt which was not
documented, but in use.

Cc: Alexandre Belloni <alexandre.belloni@...tlin.com>
Signed-off-by: Rob Herring <robh@...nel.org>
---
 .../devicetree/bindings/rtc/nxp,pcf8563.yaml  | 50 +++++++++++++++++++
 .../devicetree/bindings/rtc/pcf8563.txt       | 29 -----------
 2 files changed, 50 insertions(+), 29 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/rtc/nxp,pcf8563.yaml
 delete mode 100644 Documentation/devicetree/bindings/rtc/pcf8563.txt

diff --git a/Documentation/devicetree/bindings/rtc/nxp,pcf8563.yaml b/Documentation/devicetree/bindings/rtc/nxp,pcf8563.yaml
new file mode 100644
index 000000000000..15e67be0ef95
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/nxp,pcf8563.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/nxp,pcf8563.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Philips PCF8563/Epson RTC8564 Real Time Clock
+
+maintainers:
+  - Alexandre Belloni <alexandre.belloni@...tlin.com>
+
+properties:
+  compatible:
+    enum:
+      - epson,rtc8564
+      - microcrystal,rv8564
+      - nxp,pcf8563
+      - nxp,pca8565
+
+  reg:
+    maxItems: 1
+
+  "#clock-cells":
+    const: 0
+
+  clock-output-names:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        rtc@51 {
+            compatible = "nxp,pcf8563";
+            reg = <0x51>;
+            #clock-cells = <0>;
+        };
+    };
+...
diff --git a/Documentation/devicetree/bindings/rtc/pcf8563.txt b/Documentation/devicetree/bindings/rtc/pcf8563.txt
deleted file mode 100644
index 0a900f7c8977..000000000000
--- a/Documentation/devicetree/bindings/rtc/pcf8563.txt
+++ /dev/null
@@ -1,29 +0,0 @@
-* Philips PCF8563/Epson RTC8564 Real Time Clock
-
-Philips PCF8563/Epson RTC8564 Real Time Clock
-
-Required properties:
-- compatible: Should contain "nxp,pcf8563",
-	"epson,rtc8564" or
-	"microcrystal,rv8564" or
-	"nxp,pca8565"
-- reg: I2C address for chip.
-
-Optional property:
-- #clock-cells: Should be 0.
-- clock-output-names:
-  overwrite the default clock name "pcf8563-clkout"
-
-Example:
-
-pcf8563: pcf8563@51 {
-	compatible = "nxp,pcf8563";
-	reg = <0x51>;
-	#clock-cells = <0>;
-};
-
-device {
-...
-	clocks = <&pcf8563>;
-...
-};
-- 
2.27.0