[PATCH v2 2/6] dt-bindings: rtc: nxp,pcf8563: Convert to DT schema

Rob Herring
2021-05-26T18:48:49Z

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

Add 'interrupts' and 'wakeup-source' as this device has an interrupt
which was not documented, but in use. Add 'start-year' as well.

Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Rob Herring <robh@kernel.org>
---
v2:
- Add reference to rtc.yaml and wakeup-source and start-year properties
---
.../devicetree/bindings/rtc/nxp,pcf8563.yaml | 56 +++++++++++++++++++
.../devicetree/bindings/rtc/pcf8563.txt | 29 ----------
2 files changed, 56 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..a542b6c7ff44
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/nxp,pcf8563.yaml
@@ -0,0 +1,56 @@
+# 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@bootlin.com>
+
+allOf:
+ - $ref: rtc.yaml#
+
+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
+
+ start-year: true
+ wakeup-source: true
+
+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