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[v2] dt-bindings: rtc: pcf2127: update bindings

Message ID 20210202000634.3438575-1-alexandre.belloni@bootlin.com
State Not Applicable, archived
Headers show
Series [v2] dt-bindings: rtc: pcf2127: update bindings | expand

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Context Check Description
robh/checkpatch success
robh/dt-meta-schema success
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Commit Message

Alexandre Belloni Feb. 2, 2021, 12:06 a.m. UTC 
The NXP pcf2127 supports reset-source.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
---

Changes in v2:
 - remove pcf219 and pca2129

 .../devicetree/bindings/rtc/nxp,pcf2127.yaml  | 51 +++++++++++++++++++
 .../devicetree/bindings/rtc/trivial-rtc.yaml  |  6 +--
 2 files changed, 52 insertions(+), 5 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml b/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml
new file mode 100644
index 000000000000..cde7b1675ead
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml
@@ -0,0 +1,51 @@ 
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/nxp,pcf2127.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP PCF2127 Real Time Clock
+
+allOf:
+  - $ref: "rtc.yaml#"
+
+maintainers:
+  - Alexandre Belloni <alexandre.belloni@bootlin.com>
+
+properties:
+  compatible:
+    const: nxp,pcf2127
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  start-year: true
+
+  reset-source: true
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        rtc@51 {
+            compatible = "nxp,pcf2127";
+            reg = <0x51>;
+            pinctrl-0 = <&rtc_nint_pins>;
+            interrupts-extended = <&gpio1 16 IRQ_TYPE_LEVEL_HIGH>;
+            reset-source;
+        };
+    };
+
+...
diff --git a/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml b/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
index c7d14de214c4..7548d8714871 100644
--- a/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
+++ b/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
@@ -48,12 +48,8 @@  properties:
       - microcrystal,rv3029
       # Real Time Clock
       - microcrystal,rv8523
-      # Real-time clock
-      - nxp,pcf2127
-      # Real-time clock
-      - nxp,pcf2129
-      # Real-time clock
       - nxp,pca2129
+      - nxp,pcf2129
       # Real-time Clock Module
       - pericom,pt7c4338
       # I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC