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Message-Id: <20250407193521.634807-4-apokusinski01@gmail.com>
Date: Mon, 7 Apr 2025 21:35:21 +0200
From: Antoni Pokusinski <apokusinski01@...il.com>
To: alexandre.belloni@...tlin.com,
krzk+dt@...nel.org,
conor+dt@...nel.org,
robh@...nel.org,
alexander.stein@...tq-group.com
Cc: linux-rtc@...r.kernel.org,
linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org,
Antoni Pokusinski <apokusinski01@...il.com>
Subject: [PATCH 3/3] dt-bindings: rtc: add binding for RV8063
Microcrystal RV8063 is a real-time clock module with SPI interface.
Signed-off-by: Antoni Pokusinski <apokusinski01@...il.com>
---
.../devicetree/bindings/rtc/nxp,pcf85063.yaml | 33 ++++++++++++++++++-
1 file changed, 32 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/rtc/nxp,pcf85063.yaml b/Documentation/devicetree/bindings/rtc/nxp,pcf85063.yaml
index 2f892f8640d1..cb31c7619d66 100644
--- a/Documentation/devicetree/bindings/rtc/nxp,pcf85063.yaml
+++ b/Documentation/devicetree/bindings/rtc/nxp,pcf85063.yaml
@@ -12,6 +12,7 @@ maintainers:
properties:
compatible:
enum:
+ - microcrystal,rv8063
- microcrystal,rv8263
- nxp,pcf85063
- nxp,pcf85063a
@@ -44,7 +45,12 @@ properties:
wakeup-source: true
+ spi-cs-high: true
+
+ spi-3wire: true
+
allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
- $ref: rtc.yaml#
- if:
properties:
@@ -52,6 +58,7 @@ allOf:
contains:
enum:
- microcrystal,rv8263
+ - microcrystal,rv8063
then:
properties:
quartz-load-femtofarads: false
@@ -65,12 +72,23 @@ allOf:
properties:
quartz-load-femtofarads:
const: 7000
+ - if:
+ properties:
+ compatible:
+ not:
+ contains:
+ enum:
+ - microcrystal,rv8063
+ then:
+ properties:
+ spi-cs-high: false
+ spi-3wire: false
required:
- compatible
- reg
-additionalProperties: false
+unevaluatedProperties: false
examples:
- |
@@ -90,3 +108,16 @@ examples:
};
};
};
+
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ rtc@0 {
+ compatible = "microcrystal,rv8063";
+ reg = <0>;
+ spi-cs-high;
+ spi-3wire;
+ };
+ };
--
2.25.1
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