From: Ibrahim Tilki <Ibrahim.Tilki@analog.com>
To: <jic23@kernel.org>
Cc: Ibrahim Tilki <Ibrahim.Tilki@analog.com>,
<linux-iio@vger.kernel.org>, <Nuno.Sa@analog.com>,
<Nurettin.Bolucu@analog.com>
Subject: [PATCH v4 2/3] dt-bindings: iio: adc: add adi,max11410.yaml
Date: Thu, 8 Sep 2022 17:49:23 +0300 [thread overview]
Message-ID: <20220908144924.205547-3-Ibrahim.Tilki@analog.com> (raw)
In-Reply-To: <20220908144924.205547-1-Ibrahim.Tilki@analog.com>
Adding devicetree binding documentation for max11410 adc.
Signed-off-by: Ibrahim Tilki <Ibrahim.Tilki@analog.com>
---
.../bindings/iio/adc/adi,max11410.yaml | 174 ++++++++++++++++++
1 file changed, 174 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,max11410.yaml
diff --git a/Documentation/devicetree/bindings/iio/adc/adi,max11410.yaml b/Documentation/devicetree/bindings/iio/adc/adi,max11410.yaml
new file mode 100644
index 000000000..3ffab284b
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/adi,max11410.yaml
@@ -0,0 +1,174 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2022 Analog Devices Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/adc/adi,max11410.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices MAX11410 ADC device driver
+
+maintainers:
+ - Ibrahim Tilki <ibrahim.tilki@analog.com>
+
+description: |
+ Bindings for the Analog Devices MAX11410 ADC device. Datasheet can be
+ found here:
+ https://datasheets.maximintegrated.com/en/ds/MAX11410.pdf
+
+properties:
+ compatible:
+ enum:
+ - adi,max11410
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ interrupt-names:
+ description: Name of the gpio pin of max11410 used for IRQ
+ maxItems: 1
+ items:
+ enum:
+ - gpio0
+ - gpio1
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+ avdd-supply:
+ description: Necessarry avdd supply. Used as reference when no explicit reference supplied.
+
+ vref0p-supply:
+ description: vref0p supply can be used as reference for conversion.
+
+ vref1p-supply:
+ description: vref1p supply can be used as reference for conversion.
+
+ vref2p-supply:
+ description: vref2p supply can be used as reference for conversion.
+
+ vref0n-supply:
+ description: vref0n supply can be used as reference for conversion.
+
+ vref1n-supply:
+ description: vref1n supply can be used as reference for conversion.
+
+ vref2n-supply:
+ description: vref2n supply can be used as reference for conversion.
+
+ spi-max-frequency:
+ maximum: 8000000
+
+required:
+ - compatible
+ - reg
+ - avdd-supply
+
+patternProperties:
+ "^channel(@[0-9a-f]+)?$":
+ $ref: "adc.yaml"
+ type: object
+ description: Represents the external channels which are connected to the ADC.
+
+ properties:
+ reg:
+ description: The channel number in single-ended mode.
+ minimum: 0
+ maximum: 9
+
+ adi,reference:
+ description: |
+ Select the reference source to use when converting on
+ the specific channel. Valid values are:
+ 0: VREF0P/VREF0N
+ 1: VREF1P/VREF1N
+ 2: VREF2P/VREF2N
+ 3: AVDD/AGND
+ 4: VREF0P/AGND
+ 5: VREF1P/AGND
+ 6: VREF2P/AGND
+ If this field is left empty, AVDD/AGND is selected.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3, 4, 5, 6]
+ default: 3
+
+ adi,input-mode:
+ description: |
+ Select signal path of input channels. Valid values are:
+ 0: Buffered, low-power, unity-gain path (default)
+ 1: Bypass path
+ 2: PGA path
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2]
+ default: 0
+
+ diff-channels: true
+
+ bipolar: true
+
+ settling-time-us: true
+
+ adi,buffered-vrefp:
+ description: Enable buffered mode for positive reference.
+ type: boolean
+
+ adi,buffered-vrefn:
+ description: Enable buffered mode for negative reference.
+ type: boolean
+
+ required:
+ - reg
+
+ additionalProperties: false
+
+additionalProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ adc@0 {
+ reg = <0>;
+ compatible = "adi,max11410";
+ spi-max-frequency = <8000000>;
+
+ interrupt-parent = <&gpio>;
+ interrupts = <25 2>;
+ interrupt-names = "gpio1";
+
+ avdd-supply = <&adc_avdd>;
+
+ vref1p-supply = <&adc_vref1p>;
+ vref1n-supply = <&adc_vref1n>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ channel@0 {
+ reg = <0>;
+ };
+
+ channel@1 {
+ reg = <1>;
+ diff-channels = <2 3>;
+ adi,reference = <1>;
+ bipolar;
+ settling-time-us = <100000>;
+ };
+
+ channel@2 {
+ reg = <2>;
+ diff-channels = <7 9>;
+ adi,reference = <5>;
+ adi,input-mode = <2>;
+ settling-time-us = <50000>;
+ };
+ };
+ };
--
2.36.1
next prev parent reply other threads:[~2022-09-08 14:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-08 14:49 [PATCH v4 0/3] iio: adc: add max11410 adc driver Ibrahim Tilki
2022-09-08 14:49 ` [PATCH v4 1/3] " Ibrahim Tilki
2022-09-18 15:17 ` Jonathan Cameron
2022-09-08 14:49 ` Ibrahim Tilki [this message]
2022-09-18 15:22 ` [PATCH v4 2/3] dt-bindings: iio: adc: add adi,max11410.yaml Jonathan Cameron
2022-09-20 15:27 ` Tilki, Ibrahim
2022-09-24 13:58 ` Jonathan Cameron
2022-09-08 14:49 ` [PATCH v4 3/3] Documentation: ABI: testing: add max11410 doc Ibrahim Tilki
2022-09-18 15:26 ` Jonathan Cameron
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