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From: Antoniu Miclaus <antoniu.miclaus@analog.com>
To: Antoniu Miclaus <antoniu.miclaus@analog.com>,
	Alessandro Zummo <a.zummo@towertech.it>,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Jean Delvare <jdelvare@suse.com>,
	Guenter Roeck <linux@roeck-us.net>, <linux-rtc@vger.kernel.org>,
	<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<linux-hwmon@vger.kernel.org>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: [PATCH v9 1/2] dt-bindings: rtc: max31335: add max31335 bindings
Date: Mon, 20 Nov 2023 14:00:16 +0200	[thread overview]
Message-ID: <20231120120114.48657-1-antoniu.miclaus@analog.com> (raw)

Document the Analog Devices MAX31335 device tree bindings.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
---
no changes in v9.
 .../devicetree/bindings/rtc/adi,max31335.yaml | 70 +++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rtc/adi,max31335.yaml

diff --git a/Documentation/devicetree/bindings/rtc/adi,max31335.yaml b/Documentation/devicetree/bindings/rtc/adi,max31335.yaml
new file mode 100644
index 000000000000..0125cf6727cc
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/adi,max31335.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/adi,max31335.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices MAX31335 RTC
+
+maintainers:
+  - Antoniu Miclaus <antoniu.miclaus@analog.com>
+
+description:
+  Analog Devices MAX31335 I2C RTC ±2ppm Automotive Real-Time Clock with
+  Integrated MEMS Resonator.
+
+allOf:
+  - $ref: rtc.yaml#
+
+properties:
+  compatible:
+    const: adi,max31335
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  "#clock-cells":
+    description:
+      RTC can be used as a clock source through its clock output pin.
+    const: 0
+
+  adi,tc-diode:
+    description:
+      Select the diode configuration for the trickle charger.
+      schottky - Schottky diode in series.
+      standard+schottky - standard diode + Schottky diode in series.
+    enum: [schottky, standard+schottky]
+
+  trickle-resistor-ohms:
+    description:
+      Selected resistor for trickle charger. Should be specified if trickle
+      charger should be enabled.
+    enum: [3000, 6000, 11000]
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        rtc@68 {
+            compatible = "adi,max31335";
+            reg = <0x68>;
+            pinctrl-0 = <&rtc_nint_pins>;
+            interrupts-extended = <&gpio1 16 IRQ_TYPE_LEVEL_HIGH>;
+            aux-voltage-chargeable = <1>;
+            trickle-resistor-ohms = <6000>;
+            adi,tc-diode = "schottky";
+        };
+    };
+...
-- 
2.42.0


             reply	other threads:[~2023-11-20 12:02 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-20 12:00 Antoniu Miclaus [this message]
2023-11-20 12:00 ` [PATCH v9 2/2] rtc: max31335: add driver support Antoniu Miclaus
2024-02-19  2:51   ` Chris Packham
2024-02-19  9:04     ` Miclaus, Antoniu
2024-01-15 22:38 ` [PATCH v9 1/2] dt-bindings: rtc: max31335: add max31335 bindings Alexandre Belloni

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