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From: Mariel Tinaco <Mariel.Tinaco@analog.com>
To: <linux-iio@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>
CC: Jonathan Cameron <jic23@kernel.org>, Lars-Peter Clausen <lars@metafoo.de>,
        Rob Herring <robh@kernel.org>,
        Krzysztof Kozlowski <krzk+dt@kernel.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Liam Girdwood <lgirdwood@gmail.com>, "Mark Brown" <broonie@kernel.org>,
        Michael Hennerich
	<Michael.Hennerich@analog.com>,
        Marcelo Schmitt <marcelo.schmitt1@gmail.com>,
        Dimitri Fedrau <dima.fedrau@gmail.com>,
        Guenter Roeck <linux@roeck-us.net>
Subject: [PATCH 1/2] dt-bindings: iio: dac: add docs for ad8460
Date: Fri, 10 May 2024 14:40:52 +0800
Message-ID: <20240510064053.278257-2-Mariel.Tinaco@analog.com>
In-Reply-To: <20240510064053.278257-1-Mariel.Tinaco@analog.com>
References: <20240510064053.278257-1-Mariel.Tinaco@analog.com>
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This adds the bindings documentation for the 14-bit
High Voltage, High Current, Waveform Generator
Digital-to-Analog converter.

Signed-off-by: Mariel Tinaco <Mariel.Tinaco@analog.com>
---
 .../bindings/iio/dac/adi,ad8460.yaml          | 67 +++++++++++++++++++
 MAINTAINERS                                   |  7 ++
 2 files changed, 74 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/dac/adi,ad8460.yaml

diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad8460.yaml b/Documentation/devicetree/bindings/iio/dac/adi,ad8460.yaml
new file mode 100644
index 000000000..924f76209
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/dac/adi,ad8460.yaml
@@ -0,0 +1,67 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2024 Analog Devices Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad8460.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD8460 DAC
+
+maintainers:
+  - Mariel Tinaco <mariel.tinaco@analog.com>
+
+description: |
+  Analog Devices AD8460 110 V High Voltage, 1 A High Current,
+  Arbitrary Waveform Generator with Integrated 14-Bit High Speed DAC
+  https://www.analog.com/media/en/technical-documentation/data-sheets/ad8460.pdf
+
+properties:
+  compatible:
+    enum:
+      - adi,ad8460
+
+  reg:
+    maxItems: 1
+
+  spi-max-frequency:
+    maximum: 20000000
+
+  vref-supply:
+    description: Drive voltage in the range of 1.2V maximum to as low as
+      low as 0.12V through the REF_IO pin to adjust full scale output span
+
+  clocks:
+    description: The clock for the DAC. This is the sync clock
+
+  adi,rset-ohms:
+    description: Specify value of external resistor connected to FS_ADJ pin
+      to establish internal HVDAC's reference current I_REF
+    minimum: 2000
+    maximum: 20000
+
+required:
+  - compatible
+  - reg
+  - clocks
+
+allOf:
+  - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+additionalProperties: false
+
+examples:
+  - |
+
+    spi {
+        dac@0 {
+            compatible = "adi,ad8460";
+            reg = <0>;
+            spi-max-frequency = <8000000>;
+            adi,rset-ohms = <2000>;
+
+            vref-supply = <&vrefio>;
+            clocks = <&sync_ext_clk>;
+        };
+    };
+
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 758c202ec..dae93df2a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1234,6 +1234,13 @@ W:	https://ez.analog.com/linux-software-drivers
 F:	Documentation/devicetree/bindings/iio/adc/adi,ad7780.yaml
 F:	drivers/iio/adc/ad7780.c
 
+ANALOG DEVICES INC AD8460 DRIVER
+M:	Mariel Tinaco <Mariel.Tinaco@analog.com>
+L:	linux-iio@vger.kernel.org
+S:	Supported
+W:	https://ez.analog.com/linux-software-drivers
+F:	Documentation/devicetree/bindings/iio/dac/adi,ad8460.yaml
+
 ANALOG DEVICES INC AD9739a DRIVER
 M:	Nuno Sa <nuno.sa@analog.com>
 M:	Dragos Bogdan <dragos.bogdan@analog.com>
-- 
2.34.1