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authorAlexandre Belloni <alexandre.belloni@bootlin.com>2021-02-02 01:06:34 +0100
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2021-02-06 00:57:26 +0100
commit3b8fc144d9454ec9d6ab31ae2a34d67bfc8274a1 (patch)
treef66fa0de0c65d251659e8fd6a9a29d9fdf844f79 /Documentation/devicetree/bindings/rtc
parentrtc: rv3028: remove useless warning messages (diff)
downloadlinux-3b8fc144d9454ec9d6ab31ae2a34d67bfc8274a1.tar.xz
linux-3b8fc144d9454ec9d6ab31ae2a34d67bfc8274a1.zip
dt-bindings: rtc: pcf2127: update bindings
The NXP pcf2127 supports reset-source. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Link: https://lore.kernel.org/r/20210202000634.3438575-1-alexandre.belloni@bootlin.com
Diffstat (limited to 'Documentation/devicetree/bindings/rtc')
-rw-r--r--Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml51
-rw-r--r--Documentation/devicetree/bindings/rtc/trivial-rtc.yaml6
2 files changed, 52 insertions, 5 deletions
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