[PATCH 1/1] dt-bindings: rtc: move nxp,lpc3220-rtc to separated file from trivial-rtc.yaml

From: Frank Li
Date: Tue Jun 24 2025 - 16:17:56 EST


nxp,lpc3220-rtc have clocks property, so move it from trivial-rtc.yaml.

Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
---
.../bindings/rtc/nxp,lpc3220-rtc.yaml | 49 +++++++++++++++++++
.../devicetree/bindings/rtc/trivial-rtc.yaml | 2 -
2 files changed, 49 insertions(+), 2 deletions(-)
create mode 100644 Documentation/devicetree/bindings/rtc/nxp,lpc3220-rtc.yaml

diff --git a/Documentation/devicetree/bindings/rtc/nxp,lpc3220-rtc.yaml b/Documentation/devicetree/bindings/rtc/nxp,lpc3220-rtc.yaml
new file mode 100644
index 0000000000000..53353de4cb378
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/nxp,lpc3220-rtc.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/nxp,lpc3220-rtc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP LPC32xx SoC Real-time Clock
+
+maintainers:
+ - Frank Li <Frank.Li@xxxxxxx>
+
+properties:
+ compatible:
+ enum:
+ - nxp,lpc3220-rtc
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ start-year: true
+
+required:
+ - compatible
+ - reg
+
+allOf:
+ - $ref: rtc.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/clock/lpc32xx-clock.h>
+
+ rtc@40024000 {
+ compatible = "nxp,lpc3220-rtc";
+ reg = <0x40024000 0x1000>;
+ interrupt-parent = <&sic1>;
+ interrupts = <20 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk LPC32XX_CLK_RTC>;
+ };
+
diff --git a/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml b/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
index 7330a72008312..5e0c7cd25cc68 100644
--- a/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
+++ b/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
@@ -63,8 +63,6 @@ properties:
- microcrystal,rv3029
# Real Time Clock
- microcrystal,rv8523
- # NXP LPC32xx SoC Real-time Clock
- - nxp,lpc3220-rtc
# I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC
- ricoh,r2025sd
# I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC
--
2.34.1