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Message-Id: <20230201143431.863784-2-frieder@fris.de>
Date: Wed, 1 Feb 2023 15:34:23 +0100
From: Frieder Schrempf <frieder@...s.de>
To: Alessandro Zummo <a.zummo@...ertech.it>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
devicetree@...r.kernel.org,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
linux-kernel@...r.kernel.org, linux-rtc@...r.kernel.org,
Rob Herring <robh+dt@...nel.org>
Cc: Frieder Schrempf <frieder.schrempf@...tron.de>,
Rob Herring <robh@...nel.org>,
Thierry Reding <treding@...dia.com>
Subject: [PATCH 1/7] dt-bindings: rtc: Move RV3028 to separate binding file
From: Frieder Schrempf <frieder.schrempf@...tron.de>
The RV3028 driver uses properties that are not covered by the
trivial-rtc bindings. Use custom bindings for it.
Signed-off-by: Frieder Schrempf <frieder.schrempf@...tron.de>
---
.../bindings/rtc/microcrystal,rv3028.yaml | 56 +++++++++++++++++++
.../devicetree/bindings/rtc/trivial-rtc.yaml | 2 -
2 files changed, 56 insertions(+), 2 deletions(-)
create mode 100644 Documentation/devicetree/bindings/rtc/microcrystal,rv3028.yaml
diff --git a/Documentation/devicetree/bindings/rtc/microcrystal,rv3028.yaml b/Documentation/devicetree/bindings/rtc/microcrystal,rv3028.yaml
new file mode 100644
index 000000000000..4667ba86fd0c
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/microcrystal,rv3028.yaml
@@ -0,0 +1,56 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/microcrystal,rv3028.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip RV-3028 RTC
+
+allOf:
+ - $ref: "rtc.yaml#"
+
+maintainers:
+ - Alexandre Belloni <alexandre.belloni@...tlin.com>
+
+properties:
+ compatible:
+ const: microcrystal,rv3028
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ start-year: true
+
+ trickle-resistor-ohms:
+ enum:
+ - 3000
+ - 5000
+ - 9000
+ - 15000
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ rtc@51 {
+ compatible = "microcrystal,rv3028";
+ reg = <0x52>;
+ pinctrl-0 = <&rtc_nint_pins>;
+ interrupts-extended = <&gpio1 16 IRQ_TYPE_LEVEL_HIGH>;
+ trickle-resistor-ohms = <3000>;
+ };
+ };
+
+...
diff --git a/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml b/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
index d9fc120c61cc..84cce1f0ca0c 100644
--- a/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
+++ b/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
@@ -48,8 +48,6 @@ properties:
# Intersil ISL12022 Real-time Clock
- isil,isl12022
# Real Time Clock Module with I2C-Bus
- - microcrystal,rv3028
- # Real Time Clock Module with I2C-Bus
- microcrystal,rv3029
# Real Time Clock
- microcrystal,rv8523
--
2.39.1
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