Squashed 'dts/upstream/' content from commit aaba2d45dc2a
git-subtree-dir: dts/upstream
git-subtree-split: aaba2d45dc2a1b3bbb710f2a3808ee1c9f340abe
diff --git a/Bindings/iio/dac/adi,ad3552r.yaml b/Bindings/iio/dac/adi,ad3552r.yaml
new file mode 100644
index 0000000..96340a0
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad3552r.yaml
@@ -0,0 +1,218 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2020 Analog Devices Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad3552r.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD2552R DAC device driver
+
+maintainers:
+ - Nuno Sá <nuno.sa@analog.com>
+
+description: |
+ Bindings for the Analog Devices AD3552R DAC device and similar.
+ Datasheet can be found here:
+ https://www.analog.com/media/en/technical-documentation/data-sheets/ad3542r.pdf
+ https://www.analog.com/media/en/technical-documentation/data-sheets/ad3552r.pdf
+
+properties:
+ compatible:
+ enum:
+ - adi,ad3542r
+ - adi,ad3552r
+
+ reg:
+ maxItems: 1
+
+ spi-max-frequency:
+ maximum: 30000000
+
+ reset-gpios:
+ maxItems: 1
+
+ ldac-gpios:
+ description: |
+ LDAC pin to be used as a hardware trigger to update the DAC channels.
+ maxItems: 1
+
+ vref-supply:
+ description:
+ The regulator to use as an external reference. If it does not exists the
+ internal reference will be used. External reference must be 2.5V
+
+ adi,vref-out-en:
+ description: Vref I/O driven by internal vref to 2.5V. If not set, Vref pin
+ will be floating.
+ type: boolean
+
+ adi,sdo-drive-strength:
+ description: |
+ Configure SDIO0 and SDIO1 strength levels:
+ - 0: low SDO drive strength.
+ - 1: medium low SDO drive strength.
+ - 2: medium high SDO drive strength.
+ - 3: high SDO drive strength
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+patternProperties:
+ "^channel@([0-1])$":
+ type: object
+ description: Configurations of the DAC Channels
+
+ additionalProperties: false
+
+ properties:
+ reg:
+ description: Channel number
+ enum: [0, 1]
+
+ adi,output-range-microvolt: true
+
+ custom-output-range-config:
+ type: object
+ additionalProperties: false
+ description: Configuration of custom range when
+ adi,output-range-microvolt is not present.
+ The formulas for calculation the output voltages are
+ Vout_fs = 2.5 + [(GainN + Offset/1024) * 2.5 * Rfbx * 1.03]
+ Vout_zs = 2.5 - [(GainP + Offset/1024) * 2.5 * Rfbx * 1.03]
+
+ properties:
+ adi,gain-offset:
+ description: Gain offset used in the above formula
+ $ref: /schemas/types.yaml#/definitions/int32
+ maximum: 511
+ minimum: -511
+
+ adi,gain-scaling-p-inv-log2:
+ description: GainP = 1 / ( 2 ^ adi,gain-scaling-p-inv-log2)
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+
+ adi,gain-scaling-n-inv-log2:
+ description: GainN = 1 / ( 2 ^ adi,gain-scaling-n-inv-log2)
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+
+ adi,rfb-ohms:
+ description: Feedback Resistor
+
+ required:
+ - adi,gain-offset
+ - adi,gain-scaling-p-inv-log2
+ - adi,gain-scaling-n-inv-log2
+ - adi,rfb-ohms
+
+ required:
+ - reg
+
+ oneOf:
+ # If adi,output-range-microvolt is missing,
+ # custom-output-range-config must be used
+ - required:
+ - adi,output-range-microvolt
+
+ - required:
+ - custom-output-range-config
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: adi,ad3542r
+ then:
+ patternProperties:
+ "^channel@([0-1])$":
+ type: object
+ properties:
+ adi,output-range-microvolt:
+ description: |
+ Voltage output range of the channel as <minimum, maximum>
+ Required connections:
+ Rfb1x for: 0 to 2.5 V; 0 to 3V; 0 to 5 V;
+ Rfb2x for: 0 to 10 V; 2.5 to 7.5V; -5 to 5 V;
+ oneOf:
+ - items:
+ - const: 0
+ - enum: [2500000, 3000000, 5000000, 10000000]
+ - items:
+ - const: -2500000
+ - const: 7500000
+ - items:
+ - const: -5000000
+ - const: 5000000
+
+ required:
+ - adi,output-range-microvolt
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: adi,ad3552r
+ then:
+ patternProperties:
+ "^channel@([0-1])$":
+ type: object
+ properties:
+ adi,output-range-microvolt:
+ description: |
+ Voltage output range of the channel as <minimum, maximum>
+ Required connections:
+ Rfb1x for: 0 to 2.5 V; 0 to 5 V;
+ Rfb2x for: 0 to 10 V; -5 to 5 V;
+ Rfb4x for: -10 to 10V
+ oneOf:
+ - items:
+ - const: 0
+ - enum: [2500000, 5000000, 10000000]
+ - items:
+ - const: -5000000
+ - const: 5000000
+ - items:
+ - const: -10000000
+ - const: 10000000
+
+required:
+ - compatible
+ - reg
+ - spi-max-frequency
+
+additionalProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ ad3552r@0 {
+ compatible = "adi,ad3552r";
+ reg = <0>;
+ spi-max-frequency = <20000000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ channel@0 {
+ reg = <0>;
+ adi,output-range-microvolt = <0 10000000>;
+ };
+ channel@1 {
+ reg = <1>;
+ custom-output-range-config {
+ adi,gain-offset = <5>;
+ adi,gain-scaling-p-inv-log2 = <1>;
+ adi,gain-scaling-n-inv-log2 = <2>;
+ adi,rfb-ohms = <1>;
+ };
+ };
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5064.yaml b/Bindings/iio/dac/adi,ad5064.yaml
new file mode 100644
index 0000000..c04165f
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5064.yaml
@@ -0,0 +1,267 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5064.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5064 and similar DACs
+
+maintainers:
+ - Lars-Peter Clausen <lars@metafoo.de>
+ - Jonathan Cameron <jic23@kernel.org>
+
+description: |
+ A range of similar DAC devices with between 1 and 12 channels. Some parts
+ have internal references, others require a single shared external reference
+ and the remainder have a separate reference pin for each DAC.
+
+properties:
+ compatible:
+ oneOf:
+ - description: I2C devics
+ enum:
+ - adi,ad5024
+ - adi,ad5025
+ - adi,ad5044
+ - adi,ad5045
+ - adi,ad5064
+ - adi,ad5064-1
+ - adi,ad5065
+ - adi,ad5628-1
+ - adi,ad5628-2
+ - adi,ad5648-1
+ - adi,ad5648-2
+ - adi,ad5666-1
+ - adi,ad5666-2
+ - adi,ad5668-1
+ - adi,ad5668-2
+ - adi,ad5668-3
+ - description: SPI devices
+ enum:
+ - adi,ad5625
+ - adi,ad5625r-1v25
+ - adi,ad5625r-2v5
+ - adi,ad5627
+ - adi,ad5627r-1v25
+ - adi,ad5627r-2v5
+ - adi,ad5629-1
+ - adi,ad5629-2
+ - adi,ad5629-3
+ - adi,ad5645r-1v25
+ - adi,ad5645r-2v5
+ - adi,ad5665
+ - adi,ad5665r-1v25
+ - adi,ad5665r-2v5
+ - adi,ad5667
+ - adi,ad5667r-1v25
+ - adi,ad5667r-2v5
+ - adi,ad5669-1
+ - adi,ad5669-2
+ - adi,ad5669-3
+ - lltc,ltc2606
+ - lltc,ltc2607
+ - lltc,ltc2609
+ - lltc,ltc2616
+ - lltc,ltc2617
+ - lltc,ltc2619
+ - lltc,ltc2626
+ - lltc,ltc2627
+ - lltc,ltc2629
+ - lltc,ltc2631-l12
+ - lltc,ltc2631-h12
+ - lltc,ltc2631-l10
+ - lltc,ltc2631-h10
+ - lltc,ltc2631-l8
+ - lltc,ltc2631-h8
+ - lltc,ltc2633-l12
+ - lltc,ltc2633-h12
+ - lltc,ltc2633-l10
+ - lltc,ltc2633-h10
+ - lltc,ltc2633-l8
+ - lltc,ltc2633-h8
+ - lltc,ltc2635-l12
+ - lltc,ltc2635-h12
+ - lltc,ltc2635-l10
+ - lltc,ltc2635-h10
+ - lltc,ltc2635-l8
+ - lltc,ltc2635-h8
+
+ reg:
+ maxItems: 1
+
+ vrefA-supply: true
+ vrefB-supply: true
+ vrefC-supply: true
+ vrefD-supply: true
+ vref-supply: true
+
+required:
+ - compatible
+ - reg
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+ - # Shared external vref, no internal reference
+ if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - adi,ad5064-1
+ - adi,ad5625
+ - adi,ad5627
+ - adi,ad5665
+ - adi,ad5667
+ - lltc,ltc2606
+ - lltc,ltc2607
+ - lltc,ltc2616
+ - lltc,ltc2617
+ - lltc,ltc2626
+ - lltc,ltc2627
+ then:
+ properties:
+ vref-supply: true
+ vrefA-supply: false
+ vrefB-supply: false
+ vrefC-supply: false
+ vrefD-supply: false
+ required:
+ - vref-supply
+ - # Shared external vref, internal reference available
+ if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - adi,ad5625r-1v25
+ - adi,ad5625r-2v5
+ - adi,ad5627r-1v25
+ - adi,ad5627r-2v5
+ - adi,ad5628-1
+ - adi,ad5628-2
+ - adi,ad5629-1
+ - adi,ad5629-2
+ - adi,ad5629-3
+ - adi,ad5645r-1v25
+ - adi,ad5645r-2v5
+ - adi,ad5647r-1v25
+ - adi,ad5647r-2v5
+ - adi,ad5648-1
+ - adi,ad5648-2
+ - adi,ad5665r-1v25
+ - adi,ad5665r-2v5
+ - adi,ad5666-1
+ - adi,ad5666-2
+ - adi,ad5667r-1v25
+ - adi,ad5667r-2v5
+ - adi,ad5668-1
+ - adi,ad5668-2
+ - adi,ad5668-3
+ - adi,ad5669-1
+ - adi,ad5669-2
+ - adi,ad5669-3
+ - lltc,ltc2631-l12
+ - lltc,ltc2631-h12
+ - lltc,ltc2631-l10
+ - lltc,ltc2631-h10
+ - lltc,ltc2631-l8
+ - lltc,ltc2631-h8
+ - lltc,ltc2633-l12
+ - lltc,ltc2633-h12
+ - lltc,ltc2633-l10
+ - lltc,ltc2633-h10
+ - lltc,ltc2633-l8
+ - lltc,ltc2633-h8
+ - lltc,ltc2635-l12
+ - lltc,ltc2635-h12
+ - lltc,ltc2635-l10
+ - lltc,ltc2635-h10
+ - lltc,ltc2635-l8
+ - lltc,ltc2635-h8
+ then:
+ properties:
+ vref-supply: true
+ vrefA-supply: false
+ vrefB-supply: false
+ vrefC-supply: false
+ vrefD-supply: false
+ - # 4 input devices, separate vrefs, no internal reference
+ if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - adi,ad5024
+ - adi,ad5044
+ - adi,ad5064
+ - lltc,ltc2609
+ - lltc,ltc2619
+ - lltc,ltc2629
+ then:
+ properties:
+ vrefA-supply: true
+ vrefB-supply: true
+ vrefC-supply: true
+ vrefD-supply: true
+ vref-supply: false
+ required:
+ - vrefA-supply
+ - vrefB-supply
+ - vrefC-supply
+ - vrefD-supply
+ - # 2 input devices, separate vrefs, no internal reference
+ if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - adi,ad5025
+ - adi,ad5045
+ - adi,ad5065
+ then:
+ properties:
+ vrefA-supply: true
+ vrefB-supply: true
+ vrefC-supply: false
+ vrefD-supply: false
+ vref-supply: false
+ required:
+ - vrefA-supply
+ - vrefB-supply
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dac@0 {
+ reg = <0>;
+ compatible = "adi,ad5625";
+ vref-supply = <&dac_vref>;
+ };
+ };
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dac@0 {
+ reg = <0>;
+ compatible = "adi,ad5625r-1v25";
+ };
+ };
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dac@42 {
+ reg = <0x42>;
+ compatible = "adi,ad5024";
+ vrefA-supply = <&dac_vref>;
+ vrefB-supply = <&dac_vref>;
+ vrefC-supply = <&dac_vref2>;
+ vrefD-supply = <&dac_vref2>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5360.yaml b/Bindings/iio/dac/adi,ad5360.yaml
new file mode 100644
index 0000000..86e2884
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5360.yaml
@@ -0,0 +1,78 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5360.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5360 and similar DACs
+
+maintainers:
+ - Lars-Peter Clausen <lars@metafoo.de>
+ - Jonathan Cameron <jic23@kernel.org>
+
+properties:
+ compatible:
+ enum:
+ - adi,ad5360
+ - adi,ad5361
+ - adi,ad5363
+ - adi,ad5370
+ - adi,ad5371
+ - adi,ad5372
+ - adi,ad5373
+
+ reg:
+ maxItems: 1
+
+ vref0-supply: true
+ vref1-supply: true
+ vref2-supply: true
+
+required:
+ - compatible
+ - reg
+ - vref0-supply
+ - vref1-supply
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - adi,ad5360
+ - adi,ad5361
+ - adi,ad5363
+ - adi,ad5370
+ - adi,ad5372
+ - adi,ad5373
+ then:
+ properties:
+ vref2-supply: false
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - adi,ad5371
+ then:
+ required:
+ - vref2-supply
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dac@0 {
+ reg = <0>;
+ compatible = "adi,ad5371";
+ vref0-supply = <&dac_vref0>;
+ vref1-supply = <&dac_vref1>;
+ vref2-supply = <&dac_vref2>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5380.yaml b/Bindings/iio/dac/adi,ad5380.yaml
new file mode 100644
index 0000000..9eb9928
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5380.yaml
@@ -0,0 +1,72 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5380.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5380 and similar DACs
+
+maintainers:
+ - Lars-Peter Clausen <lars@metafoo.de>
+ - Jonathan Cameron <jic23@kernel.org>
+
+description: |
+ DAC devices supporting both SPI and I2C interfaces.
+
+properties:
+ compatible:
+ enum:
+ - adi,ad5380-3
+ - adi,ad5380-5
+ - adi,ad5381-3
+ - adi,ad5381-5
+ - adi,ad5382-3
+ - adi,ad5382-5
+ - adi,ad5383-3
+ - adi,ad5383-5
+ - adi,ad5384-3
+ - adi,ad5384-5
+ - adi,ad5390-3
+ - adi,ad5390-5
+ - adi,ad5391-3
+ - adi,ad5391-5
+ - adi,ad5392-3
+ - adi,ad5392-5
+
+ reg:
+ maxItems: 1
+
+ vref-supply:
+ description:
+ If not supplied devices will use internal regulators.
+
+required:
+ - compatible
+ - reg
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dac@0 {
+ reg = <0>;
+ compatible = "adi,ad5390-5";
+ vref-supply = <&dacvref>;
+ };
+ };
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dac@42 {
+ reg = <0x42>;
+ compatible = "adi,ad5380-3";
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5421.yaml b/Bindings/iio/dac/adi,ad5421.yaml
new file mode 100644
index 0000000..52d089e
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5421.yaml
@@ -0,0 +1,52 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5421.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5421 DAC
+
+maintainers:
+ - Lars-Peter Clausen <lars@metafoo.de>
+ - Jonathan Cameron <jic23@kernel.org>
+
+description: |
+ AD5421 is designed for us in loop-powered, 4 mA to 20 mA smart transmitter
+ applications. It provides a 16-bit DAC, current amplifier, voltage regulator
+ to drive the loop and a voltage reference.
+
+properties:
+ compatible:
+ const: adi,ad5421
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+ description: Fault signal.
+
+required:
+ - compatible
+ - reg
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "adi,ad5421";
+ reg = <0>;
+ spi-max-frequency = <30000000>;
+ interrupts = <55 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5449.yaml b/Bindings/iio/dac/adi,ad5449.yaml
new file mode 100644
index 0000000..d2af2d4
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5449.yaml
@@ -0,0 +1,96 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5449.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5449 and similar DACs
+
+maintainers:
+ - Lars-Peter Clausen <lars@metafoo.de>
+ - Jonathan Cameron <jic23@kernel.org>
+
+description:
+ Family of multiplying DACs from Analog Devices
+
+properties:
+ compatible:
+ enum:
+ - adi,ad5415
+ - adi,ad5426
+ - adi,ad5429
+ - adi,ad5432
+ - adi,ad5439
+ - adi,ad5443
+ - adi,ad5449
+
+ reg:
+ maxItems: 1
+
+ VREF-supply: true
+ VREFA-supply: true
+ VREFB-supply: true
+
+required:
+ - compatible
+ - reg
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - adi,ad5415
+ - adi,ad5426
+ - adi,ad5432
+ then:
+ properties:
+ VREF-supply: true
+ VREFA-supply: false
+ VREFB-supply: false
+ required:
+ - VREF-supply
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - adi,ad5429
+ - adi,ad5439
+ - adi,ad5449
+ then:
+ properties:
+ VREF-supply: false
+ VREFA-supply: true
+ VREFB-supply: true
+ required:
+ - VREFA-supply
+ - VREFB-supply
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dac@0 {
+ reg = <0>;
+ compatible = "adi,ad5415";
+ VREF-supply = <&dac_ref>;
+ };
+ };
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dac@0 {
+ reg = <0>;
+ compatible = "adi,ad5429";
+ VREFA-supply = <&dac_refA>;
+ VREFB-supply = <&dac_refB>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5504.yaml b/Bindings/iio/dac/adi,ad5504.yaml
new file mode 100644
index 0000000..9c2c038
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5504.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5504.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5501 and AD5504 DACs
+
+maintainers:
+ - Lars-Peter Clausen <lars@metafoo.de>
+ - Jonathan Cameron <jic23@kernel.org>
+
+description:
+ High voltage (up to 60V) DACs with temperature sensor alarm function
+
+properties:
+ compatible:
+ enum:
+ - adi,ad5501
+ - adi,ad5504
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ description: Used for temperature alarm.
+ maxItems: 1
+
+ vcc-supply: true
+
+additionalProperties: false
+
+required:
+ - compatible
+ - reg
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dac@0 {
+ reg = <0>;
+ compatible = "adi,ad5504";
+ vcc-supply = <&dac_vcc>;
+ interrupts = <55 IRQ_TYPE_EDGE_FALLING>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5592r.yaml b/Bindings/iio/dac/adi,ad5592r.yaml
new file mode 100644
index 0000000..3019488
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5592r.yaml
@@ -0,0 +1,204 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5592r.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5592R/AD5593R DAC/ADC
+
+maintainers:
+ - Michael Hennerich <michael.hennerich@analog.com>
+
+properties:
+ compatible:
+ enum:
+ - adi,ad5592r
+ - adi,ad5593r
+
+ reg:
+ maxItems: 1
+
+ spi-max-frequency:
+ maximum: 30000000
+
+ spi-cpol: true
+
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+ "#io-channel-cells":
+ const: 1
+
+ vref-supply:
+ description: If not set internal 2.5V reference used.
+
+ reset-gpios:
+ maxItems: 1
+
+ gpio-controller:
+ description: Marks the device node as a GPIO controller.
+
+ "#gpio-cells":
+ const: 2
+ description:
+ The first cell is the GPIO number and the second cell specifies
+ GPIO flags, as defined in <dt-bindings/gpio/gpio.h>.
+
+required:
+ - compatible
+ - reg
+ - "#address-cells"
+ - "#size-cells"
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: adi,ad5592r
+ then:
+ required:
+ - spi-cpol
+ else:
+ properties:
+ spi-cpol: false
+
+additionalProperties: false
+
+patternProperties:
+ "^(channel@)[0-7]$":
+ type: object
+ description: Child node to describe a channel
+ properties:
+ reg:
+ minimum: 0
+ maximum: 7
+
+ adi,mode:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3, 8]
+ description: |
+ Mode or function of this channel.
+ Macros specifying the valid values can be found in
+ <dt-bindings/iio/adi,ad5592r.h>.
+
+ The following values are currently supported:
+ * CH_MODE_UNUSED (the pin is unused)
+ * CH_MODE_ADC (the pin is ADC input)
+ * CH_MODE_DAC (the pin is DAC output)
+ * CH_MODE_DAC_AND_ADC (the pin is DAC output but can be monitored
+ by an ADC, since there is no disadvantage this should be
+ considered as the preferred DAC mode)
+ * CH_MODE_GPIO (the pin is registered with GPIOLIB)
+
+ adi,off-state:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+ description: |
+ State of this channel when unused or the device gets removed.
+ Macros specifying the valid values can be found in
+ <dt-bindings/iio/adi,ad5592r.h>.
+ * CH_OFFSTATE_PULLDOWN (the pin is pulled down)
+ * CH_OFFSTATE_OUT_LOW (the pin is output low)
+ * CH_OFFSTATE_OUT_HIGH (the pin is output high)
+ * CH_OFFSTATE_OUT_TRISTATE (the pin is tristated output)
+
+ required:
+ - reg
+ - adi,mode
+
+ additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/iio/adi,ad5592r.h>
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ addac@0 {
+ compatible = "adi,ad5592r";
+ #size-cells = <0>;
+ #address-cells = <1>;
+ #gpio-cells = <2>;
+ reg = <0>;
+
+ spi-max-frequency = <1000000>;
+ spi-cpol;
+
+ vref-supply = <&vref>;
+ reset-gpios = <&gpio0 86 0>;
+ gpio-controller;
+
+ channel@0 {
+ reg = <0>;
+ adi,mode = <CH_MODE_DAC>;
+ };
+ channel@1 {
+ reg = <1>;
+ adi,mode = <CH_MODE_ADC>;
+ };
+ channel@2 {
+ reg = <2>;
+ adi,mode = <CH_MODE_DAC_AND_ADC>;
+ };
+ channel@3 {
+ reg = <3>;
+ adi,mode = <CH_MODE_DAC_AND_ADC>;
+ adi,off-state = <CH_OFFSTATE_PULLDOWN>;
+ };
+ channel@4 {
+ reg = <4>;
+ adi,mode = <CH_MODE_UNUSED>;
+ adi,off-state = <CH_OFFSTATE_PULLDOWN>;
+ };
+ channel@5 {
+ reg = <5>;
+ adi,mode = <CH_MODE_GPIO>;
+ adi,off-state = <CH_OFFSTATE_PULLDOWN>;
+ };
+ channel@6 {
+ reg = <6>;
+ adi,mode = <CH_MODE_GPIO>;
+ adi,off-state = <CH_OFFSTATE_PULLDOWN>;
+ };
+ channel@7 {
+ reg = <7>;
+ adi,mode = <CH_MODE_GPIO>;
+ adi,off-state = <CH_OFFSTATE_PULLDOWN>;
+ };
+ };
+ ad5593r@10 {
+ compatible = "adi,ad5593r";
+ #size-cells = <0>;
+ #address-cells = <1>;
+ #gpio-cells = <2>;
+ reg = <0x10>;
+ gpio-controller;
+
+ channel@0 {
+ reg = <0>;
+ adi,mode = <CH_MODE_DAC>;
+ adi,off-state = <CH_OFFSTATE_PULLDOWN>;
+ };
+ channel@1 {
+ reg = <1>;
+ adi,mode = <CH_MODE_ADC>;
+ adi,off-state = <CH_OFFSTATE_PULLDOWN>;
+ };
+ channel@2 {
+ reg = <2>;
+ adi,mode = <CH_MODE_DAC_AND_ADC>;
+ adi,off-state = <CH_OFFSTATE_PULLDOWN>;
+ };
+ channel@6 {
+ reg = <6>;
+ adi,mode = <CH_MODE_GPIO>;
+ adi,off-state = <CH_OFFSTATE_PULLDOWN>;
+ };
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5624r.yaml b/Bindings/iio/dac/adi,ad5624r.yaml
new file mode 100644
index 0000000..4d5111a
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5624r.yaml
@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5624r.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5624r and similar DACs
+
+maintainers:
+ - Jonathan Cameron <jic23@kernel.org>
+
+properties:
+ compatible:
+ enum:
+ - adi,ad5624r3
+ - adi,ad5644r3
+ - adi,ad5664r3
+ - adi,ad5624r5
+ - adi,ad5644r5
+ - adi,ad5664r5
+
+ reg:
+ maxItems: 1
+
+ vref-supply:
+ description: If not present, internal reference will be used.
+
+required:
+ - compatible
+ - reg
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dac@0 {
+ reg = <0>;
+ compatible = "adi,ad5624r3";
+ vref-supply = <&vref>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5686.yaml b/Bindings/iio/dac/adi,ad5686.yaml
new file mode 100644
index 0000000..b4400c5
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5686.yaml
@@ -0,0 +1,77 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5686.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5360 and similar DACs
+
+maintainers:
+ - Michael Hennerich <michael.hennerich@analog.com>
+ - Jonathan Cameron <jic23@kernel.org>
+
+properties:
+ compatible:
+ oneOf:
+ - description: SPI devices
+ enum:
+ - adi,ad5310r
+ - adi,ad5672r
+ - adi,ad5674r
+ - adi,ad5676
+ - adi,ad5676r
+ - adi,ad5679r
+ - adi,ad5681r
+ - adi,ad5682r
+ - adi,ad5683
+ - adi,ad5683r
+ - adi,ad5684
+ - adi,ad5684r
+ - adi,ad5685r
+ - adi,ad5686
+ - adi,ad5686r
+ - description: I2C devices
+ enum:
+ - adi,ad5311r
+ - adi,ad5337r
+ - adi,ad5338r
+ - adi,ad5671r
+ - adi,ad5675r
+ - adi,ad5691r
+ - adi,ad5692r
+ - adi,ad5693
+ - adi,ad5693r
+ - adi,ad5694
+ - adi,ad5694r
+ - adi,ad5695r
+ - adi,ad5696
+ - adi,ad5696r
+
+
+ reg:
+ maxItems: 1
+
+ vcc-supply:
+ description: If not supplied the internal reference is used.
+
+required:
+ - compatible
+ - reg
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dac@0 {
+ reg = <0>;
+ compatible = "adi,ad5310r";
+ vcc-supply = <&dac_vref0>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5696.yaml b/Bindings/iio/dac/adi,ad5696.yaml
new file mode 100644
index 0000000..56b0cda
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5696.yaml
@@ -0,0 +1,57 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5696.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5696 and similar multi-channel DACs
+
+maintainers:
+ - Michael Auchter <michael.auchter@ni.com>
+
+description: |
+ Binding for Analog Devices AD5696 and similar multi-channel DACs
+
+properties:
+ compatible:
+ enum:
+ - adi,ad5311r
+ - adi,ad5338r
+ - adi,ad5671r
+ - adi,ad5675r
+ - adi,ad5691r
+ - adi,ad5692r
+ - adi,ad5693
+ - adi,ad5693r
+ - adi,ad5694
+ - adi,ad5694r
+ - adi,ad5695r
+ - adi,ad5696
+ - adi,ad5696r
+
+ reg:
+ maxItems: 1
+
+ vcc-supply:
+ description: |
+ The regulator supply for DAC reference voltage.
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ad5696: dac@0 {
+ compatible = "adi,ad5696";
+ reg = <0>;
+ vcc-supply = <&dac_vref>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5755.yaml b/Bindings/iio/dac/adi,ad5755.yaml
new file mode 100644
index 0000000..9a3c292
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5755.yaml
@@ -0,0 +1,169 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5755.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5755 Multi-Channel DAC
+
+maintainers:
+ - Sean Nyekjaer <sean.nyekjaer@prevas.dk>
+
+properties:
+ compatible:
+ enum:
+ - adi,ad5755
+ - adi,ad5755-1
+ - adi,ad5757
+ - adi,ad5735
+ - adi,ad5737
+
+ reg:
+ maxItems: 1
+
+ spi-cpha:
+ description: Either this or spi-cpol but not both.
+ spi-cpol: true
+
+ adi,ext-dc-dc-compenstation-resistor:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description:
+ Set if the hardware have an external resistor and thereby bypasses
+ the internal compensation resistor.
+
+ adi,dc-dc-phase:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+ description: |
+ Valid values for DC DC Phase control is:
+ 0: All dc-to-dc converters clock on the same edge.
+ 1: Channel A and Channel B clock on the same edge,
+ Channel C and Channel D clock on opposite edges.
+ 2: Channel A and Channel C clock on the same edge,
+ Channel B and Channel D clock on opposite edges.
+ 3: Channel A, Channel B, Channel C, and Channel D
+ clock 90 degrees out of phase from each other.
+
+ adi,dc-dc-freq-hz:
+ enum: [250000, 410000, 650000]
+
+ adi,dc-dc-max-microvolt:
+ description:
+ Maximum allowed Vboost voltage supplied by the dc-to-dc converter.
+ enum: [23000000, 24500000, 27000000, 29500000]
+
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+ "#io-channel-cells":
+ const: 1
+
+required:
+ - compatible
+ - reg
+
+patternProperties:
+ "^channel@[0-7]$":
+ type: object
+ description: Child node to describe a channel
+ properties:
+ reg:
+ maxItems: 1
+
+ adi,mode:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 0
+ maximum: 6
+ description: |
+ Valid values for DAC modes is:
+ 0: 0 V to 5 V voltage range.
+ 1: 0 V to 10 V voltage range.
+ 2: Plus minus 5 V voltage range.
+ 3: Plus minus 10 V voltage range.
+ 4: 4 mA to 20 mA current range.
+ 5: 0 mA to 20 mA current range.
+ 6: 0 mA to 24 mA current range.
+
+ adi,ext-current-sense-resistor:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description:
+ Set if the hardware has an external current sense resistor
+
+ adi,enable-voltage-overrange:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: Enable voltage overrange
+
+ adi,slew:
+ $ref: /schemas/types.yaml#/definitions/uint32-array
+ description: |
+ Array of slewrate settings should contain 3 fields:
+ 1: Should be either 0 or 1 in order to enable or disable slewrate.
+ 2: Slew rate update frequency
+ 3: Slew step size
+ items:
+ - enum: [0, 1]
+ - enum: [64000, 32000, 16000, 8000, 4000, 2000, 1000, 500, 250, 125, 64, 32, 16, 8, 4, 0]
+ - enum: [1, 2, 4, 16, 32, 64, 128, 256]
+
+ required:
+ - reg
+
+ additionalProperties: false
+
+oneOf:
+ - required:
+ - spi-cpha
+ - required:
+ - spi-cpol
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "adi,ad5755";
+ reg = <0>;
+ spi-max-frequency = <1000000>;
+ spi-cpha;
+ adi,dc-dc-phase = <0>;
+ adi,dc-dc-freq-hz = <410000>;
+ adi,dc-dc-max-microvolt = <23000000>;
+ channel@0 {
+ reg = <0>;
+ adi,mode = <4>;
+ adi,ext-current-sense-resistor;
+ adi,slew = <0 64000 1>;
+ };
+ channel@1 {
+ reg = <1>;
+ adi,mode = <4>;
+ adi,ext-current-sense-resistor;
+ adi,slew = <0 64000 1>;
+ };
+ channel@2 {
+ reg = <2>;
+ adi,mode = <4>;
+ adi,ext-current-sense-resistor;
+ adi,slew = <0 64000 1>;
+ };
+ channel@3 {
+ reg = <3>;
+ adi,mode = <4>;
+ adi,ext-current-sense-resistor;
+ adi,slew = <0 64000 1>;
+ };
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5758.yaml b/Bindings/iio/dac/adi,ad5758.yaml
new file mode 100644
index 0000000..5121685
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5758.yaml
@@ -0,0 +1,140 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5758.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5758 DAC
+
+maintainers:
+ - Michael Hennerich <Michael.Hennerich@analog.com>
+
+properties:
+ compatible:
+ const: adi,ad5758
+
+ reg:
+ maxItems: 1
+
+ spi-cpha: true
+
+ adi,dc-dc-mode:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [1, 2, 3]
+ description: |
+ Mode of operation of the dc-to-dc converter
+ Dynamic Power Control (DPC)
+ In this mode, the AD5758 circuitry senses the output voltage and
+ dynamically regulates the supply voltage, VDPC+, to meet compliance
+ requirements plus an optimized headroom voltage for the output buffer.
+
+ Programmable Power Control (PPC)
+ In this mode, the VDPC+ voltage is user-programmable to a fixed level
+ that needs to accommodate the maximum output load required.
+
+ The output of the DAC core is either converted to a current or
+ voltage output at the VIOUT pin. Only one mode can be enabled at
+ any one time.
+
+ The following values are currently supported:
+ * 1: DPC current mode
+ * 2: DPC voltage mode
+ * 3: PPC current mode
+
+ Depending on the selected output mode (voltage or current) one of the
+ two properties must be present:
+
+ adi,range-microvolt:
+ description: |
+ Voltage output range specified as <minimum, maximum>
+ oneOf:
+ - items:
+ - const: 0
+ - enum: [5000000, 10000000]
+ - items:
+ - const: -5000000
+ - const: 5000000
+ - items:
+ - const: -10000000
+ - const: 10000000
+
+ adi,range-microamp:
+ description: |
+ Current output range specified as <minimum, maximum>
+ oneOf:
+ - items:
+ - const: 0
+ - enum: [20000, 24000]
+ - items:
+ - const: 4
+ - const: 24000
+ - items:
+ - const: -20000
+ - const: 20000
+ - items:
+ - const: -24000
+ - const: 24000
+ - items:
+ - const: -1000
+ - const: 22000
+
+ reset-gpios:
+ maxItems: 1
+
+ adi,dc-dc-ilim-microamp:
+ enum: [150000, 200000, 250000, 300000, 350000, 400000]
+ description: |
+ The dc-to-dc converter current limit.
+
+ adi,slew-time-us:
+ description: |
+ The time it takes for the output to reach the full scale [uS]
+ minimum: 133
+ maximum: 1023984375
+
+required:
+ - compatible
+ - reg
+ - spi-cpha
+ - adi,dc-dc-mode
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+ - if:
+ properties:
+ adi,dc-dc-mode:
+ enum: [1, 3]
+ then:
+ properties:
+ adi,range-microvolt: false
+ required:
+ - adi,range-microamp
+ else:
+ properties:
+ adi,range-microamp: false
+ required:
+ - adi,range-microvolt
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "adi,ad5758";
+ reg = <0>;
+ spi-max-frequency = <1000000>;
+ spi-cpha;
+
+ reset-gpios = <&gpio 22 0>;
+
+ adi,dc-dc-mode = <2>;
+ adi,range-microvolt = <0 10000000>;
+ adi,dc-dc-ilim-microamp = <200000>;
+ adi,slew-time-us = <125000>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5761.yaml b/Bindings/iio/dac/adi,ad5761.yaml
new file mode 100644
index 0000000..df550b5
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5761.yaml
@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5761.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5761 and similar DACs
+
+maintainers:
+ - Ricardo Ribalda <ribalda@kernel.org>
+ - Jonathan Cameron <jic23@kernel.org>
+
+properties:
+
+ compatible:
+ enum:
+ - adi,ad5721
+ - adi,ad5721r
+ - adi,ad5761
+ - adi,ad5761r
+
+ reg:
+ maxItems: 1
+
+ vref-supply:
+ description: If not supplied, internal reference will be used.
+
+required:
+ - compatible
+ - reg
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - adi,ad5721
+ - adi,ad5761
+ then:
+ required:
+ - vref-supply
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "adi,ad5721";
+ reg = <0>;
+ vref-supply = <&dac_vref>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5764.yaml b/Bindings/iio/dac/adi,ad5764.yaml
new file mode 100644
index 0000000..0b409a7
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5764.yaml
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5764.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5744 and AD5764 DAC families
+
+maintainers:
+ - Lars-Peter Clausen <lars@metafoo.de>
+ - Jonathan Cameron <jic23@kernel.org>
+
+properties:
+
+ compatible:
+ enum:
+ - adi,ad5744
+ - adi,ad5744r
+ - adi,ad5764
+ - adi,ad5764r
+
+ reg:
+ maxItems: 1
+
+ vrefAB-supply: true
+ vrefCD-supply: true
+
+required:
+ - compatible
+ - reg
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - adi,ad5744
+ - adi,ad5764
+ then:
+ required:
+ - vrefAB-supply
+ - vrefCD-supply
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "adi,ad5744";
+ reg = <0>;
+ vrefAB-supply = <&dac_vref>;
+ vrefCD-supply = <&dac_vref>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5766.yaml b/Bindings/iio/dac/adi,ad5766.yaml
new file mode 100644
index 0000000..212c936
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5766.yaml
@@ -0,0 +1,65 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2020 Analog Devices Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5766.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5766 DAC device driver
+
+maintainers:
+ - Nuno Sá <nuno.sa@analog.com>
+
+description: |
+ Bindings for the Analog Devices AD5766 current DAC device. Datasheet can be
+ found here:
+ https://www.analog.com/media/en/technical-documentation/data-sheets/ad5766-5767.pdf
+
+properties:
+ compatible:
+ enum:
+ - adi,ad5766
+ - adi,ad5767
+
+ output-range-microvolts:
+ $ref: /schemas/types.yaml#/definitions/int32-array
+ maxItems: 2
+ description: Select converter output range.
+
+ reg:
+ maxItems: 1
+
+ spi-max-frequency:
+ maximum: 1000000
+
+ spi-cpol: true
+
+ reset-gpios:
+ description: GPIO spec for the RESET pin. As the line is active low, it
+ should be marked GPIO_ACTIVE_LOW.
+ maxItems: 1
+
+required:
+ - compatible
+ - output-range-microvolts
+ - reg
+ - spi-max-frequency
+ - spi-cpol
+
+additionalProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ad5766@0 {
+ compatible = "adi,ad5766";
+ output-range-microvolts = <(-5000000) 5000000>;
+ reg = <0>;
+ spi-cpol;
+ spi-max-frequency = <1000000>;
+ reset-gpios = <&gpio 22 0>;
+ };
+ };
diff --git a/Bindings/iio/dac/adi,ad5770r.yaml b/Bindings/iio/dac/adi,ad5770r.yaml
new file mode 100644
index 0000000..82b0eed
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5770r.yaml
@@ -0,0 +1,195 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2020 Analog Devices Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5770r.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5770R DAC device driver
+
+maintainers:
+ - Alexandru Tachici <alexandru.tachici@analog.com>
+
+description: |
+ Bindings for the Analog Devices AD5770R current DAC device. Datasheet can be
+ found here:
+ https://www.analog.com/media/en/technical-documentation/data-sheets/AD5770R.pdf
+
+properties:
+ compatible:
+ enum:
+ - adi,ad5770r
+
+ reg:
+ maxItems: 1
+
+ avdd-supply:
+ description:
+ AVdd voltage supply. Represents two different supplies in the datasheet
+ that are in fact the same.
+
+ iovdd-supply:
+ description:
+ Voltage supply for the chip interface.
+
+ vref-supply:
+ description: Specify the voltage of the external reference used.
+ Available reference options are 1.25 V or 2.5 V. If no
+ external reference declared then the device will use the
+ internal reference of 1.25 V.
+
+ adi,external-resistor:
+ description: Specify if an external 2.5k ohm resistor is used. If not
+ specified the device will use an internal 2.5k ohm resistor.
+ The precision resistor is used for reference current generation.
+ type: boolean
+
+ reset-gpios:
+ description: GPIO spec for the RESET pin. If specified, it will be
+ asserted during driver probe.
+ maxItems: 1
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+ channel@0:
+ description: Represents an external channel which are
+ connected to the DAC. Channel 0 can act both as a current
+ source and sink.
+ type: object
+ additionalProperties: false
+
+ properties:
+ reg:
+ description: This represents the channel number.
+ const: 0
+
+ adi,range-microamp:
+ description: Output range of the channel.
+ oneOf:
+ - items:
+ - const: 0
+ - const: 300000
+ - items:
+ - const: -60000
+ - const: 0
+ - items:
+ - const: -60000
+ - const: 300000
+
+ channel@1:
+ description: Represents an external channel which are
+ connected to the DAC.
+ type: object
+ additionalProperties: false
+
+ properties:
+ reg:
+ description: This represents the channel number.
+ const: 1
+
+ adi,range-microamp:
+ description: Output range of the channel.
+ items:
+ - const: 0
+ - enum: [140000, 250000]
+
+ channel@2:
+ description: Represents an external channel which are
+ connected to the DAC.
+ type: object
+ additionalProperties: false
+
+ properties:
+ reg:
+ description: This represents the channel number.
+ const: 2
+
+ adi,range-microamp:
+ description: Output range of the channel.
+ items:
+ - const: 0
+ - enum: [55000, 150000]
+
+patternProperties:
+ "^channel@([3-5])$":
+ type: object
+ additionalProperties: false
+ description: Represents the external channels which are connected to the DAC.
+ properties:
+ reg:
+ description: This represents the channel number.
+ minimum: 3
+ maximum: 5
+
+ adi,range-microamp:
+ description: Output range of the channel.
+ items:
+ - const: 0
+ - enum: [45000, 100000]
+
+required:
+ - reg
+ - channel@0
+ - channel@1
+ - channel@2
+ - channel@3
+ - channel@4
+ - channel@5
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ad5770r@0 {
+ compatible = "adi,ad5770r";
+ reg = <0>;
+ spi-max-frequency = <1000000>;
+ vref-supply = <&vref>;
+ adi,external-resistor;
+ reset-gpios = <&gpio 22 0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ channel@0 {
+ reg = <0>;
+ adi,range-microamp = <0 300000>;
+ };
+
+ channel@1 {
+ reg = <1>;
+ adi,range-microamp = <0 140000>;
+ };
+
+ channel@2 {
+ reg = <2>;
+ adi,range-microamp = <0 55000>;
+ };
+
+ channel@3 {
+ reg = <3>;
+ adi,range-microamp = <0 45000>;
+ };
+
+ channel@4 {
+ reg = <4>;
+ adi,range-microamp = <0 45000>;
+ };
+
+ channel@5 {
+ reg = <5>;
+ adi,range-microamp = <0 45000>;
+ };
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad5791.yaml b/Bindings/iio/dac/adi,ad5791.yaml
new file mode 100644
index 0000000..3a84739
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad5791.yaml
@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5791.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5791 and similar DACs
+
+maintainers:
+ - Michael Hennerich <michael.hennerich@analog.com>
+ - Jonathan Cameron <jic23@kernel.org>
+
+properties:
+
+ compatible:
+ enum:
+ - adi,ad5760
+ - adi,ad5780
+ - adi,ad5781
+ - adi,ad5790
+ - adi,ad5791
+
+ reg:
+ maxItems: 1
+
+ vdd-supply: true
+ vss-supply: true
+
+required:
+ - compatible
+ - reg
+ - vdd-supply
+ - vss-supply
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "adi,ad5791";
+ reg = <0>;
+ vss-supply = <&dac_vss>;
+ vdd-supply = <&dac_vdd>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad7293.yaml b/Bindings/iio/dac/adi,ad7293.yaml
new file mode 100644
index 0000000..5ee80bf
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad7293.yaml
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad7293.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: AD7293 12-Bit Power Amplifier Current Controller with ADC,
+ DACs, Temperature and Current Sensors
+
+maintainers:
+ - Antoniu Miclaus <antoniu.miclaus@analog.com>
+
+description: |
+ Power Amplifier drain current controller containing functionality
+ for general-purpose monitoring and control of current, voltage,
+ and temperature, integrated into a single chip solution with an
+ SPI-compatible interface.
+
+ https://www.analog.com/en/products/ad7293.html
+
+properties:
+ compatible:
+ enum:
+ - adi,ad7293
+
+ avdd-supply: true
+
+ vdrive-supply: true
+
+ reset-gpios:
+ maxItems: 1
+
+ reg:
+ maxItems: 1
+
+ spi-max-frequency:
+ maximum: 1000000
+
+required:
+ - compatible
+ - reg
+ - avdd-supply
+ - vdrive-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ ad7293@0 {
+ compatible = "adi,ad7293";
+ reg = <0>;
+ spi-max-frequency = <1000000>;
+ avdd-supply = <&avdd>;
+ vdrive-supply = <&vdrive>;
+ reset-gpios = <&gpio 10 0>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad7303.yaml b/Bindings/iio/dac/adi,ad7303.yaml
new file mode 100644
index 0000000..1f00371
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad7303.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad7303.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD7303 DAC
+
+maintainers:
+ - Lars-Peter Clausen <lars@metafoo.de>
+
+properties:
+ compatible:
+ const: adi,ad7303
+
+ reg:
+ maxItems: 1
+
+ Vdd-supply:
+ description:
+ Used to calculate output channel scalling if REF-supply not specified.
+ REF-supply:
+ description:
+ If not provided, Vdd/2 is used as the reference voltage.
+
+ spi-max-frequency:
+ maximum: 30000000
+
+required:
+ - compatible
+ - reg
+ - Vdd-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@4 {
+ compatible = "adi,ad7303";
+ reg = <4>;
+ spi-max-frequency = <10000000>;
+ Vdd-supply = <&vdd_supply>;
+ REF-supply = <&vref_supply>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ad8801.yaml b/Bindings/iio/dac/adi,ad8801.yaml
new file mode 100644
index 0000000..1849a2f
--- /dev/null
+++ b/Bindings/iio/dac/adi,ad8801.yaml
@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad8801.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD8801 and AD8803 DACs
+
+maintainers:
+ - Jonathan Cameron <jic23@kernel.org>
+
+properties:
+
+ compatible:
+ enum:
+ - adi,ad8801
+ - adi,ad8803
+
+ reg:
+ maxItems: 1
+
+ vrefh-supply: true
+ vrefl-supply: true
+
+required:
+ - compatible
+ - reg
+ - vrefh-supply
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: adi,ad8803
+ then:
+ required:
+ - vrefl-supply
+ else:
+ properties:
+ vrefl-supply: false
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "adi,ad8803";
+ reg = <0>;
+ vrefl-supply = <&dac_vrefl>;
+ vrefh-supply = <&dac_vrefh>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/adi,ltc2688.yaml b/Bindings/iio/dac/adi,ltc2688.yaml
new file mode 100644
index 0000000..f22ef71
--- /dev/null
+++ b/Bindings/iio/dac/adi,ltc2688.yaml
@@ -0,0 +1,147 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ltc2688.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices LTC2688 DAC
+
+maintainers:
+ - Nuno Sá <nuno.sa@analog.com>
+
+description: |
+ Analog Devices LTC2688 16 channel, 16 bit, +-15V DAC
+ https://www.analog.com/media/en/technical-documentation/data-sheets/ltc2688.pdf
+
+properties:
+ compatible:
+ enum:
+ - adi,ltc2688
+
+ reg:
+ maxItems: 1
+
+ vcc-supply:
+ description: Analog Supply Voltage Input.
+
+ iovcc-supply:
+ description: Digital Input/Output Supply Voltage.
+
+ vref-supply:
+ description:
+ Reference Input/Output. The voltage at the REF pin sets the full-scale
+ range of all channels. If not provided the internal reference is used and
+ also provided on the VREF pin".
+
+ clr-gpios:
+ description:
+ If specified, it will be asserted during driver probe. As the line is
+ active low, it should be marked GPIO_ACTIVE_LOW.
+ maxItems: 1
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+patternProperties:
+ "^channel@([0-9]|1[0-5])$":
+ type: object
+ additionalProperties: false
+
+ properties:
+ reg:
+ description: The channel number representing the DAC output channel.
+ maximum: 15
+
+ adi,toggle-mode:
+ description:
+ Set the channel as a toggle enabled channel. Toggle operation enables
+ fast switching of a DAC output between two different DAC codes without
+ any SPI transaction.
+ type: boolean
+
+ adi,output-range-microvolt:
+ description: Specify the channel output full scale range.
+ oneOf:
+ - items:
+ - const: 0
+ - enum: [5000000, 10000000]
+ - items:
+ - const: -5000000
+ - const: 5000000
+ - items:
+ - const: -10000000
+ - const: 10000000
+ - items:
+ - const: -15000000
+ - const: 15000000
+
+ adi,overrange:
+ description: Enable 5% overrange over the selected full scale range.
+ type: boolean
+
+ clocks:
+ maxItems: 1
+
+ adi,toggle-dither-input:
+ description:
+ Selects the TGPx pin to be associated with this channel. This setting
+ only makes sense for toggle or dither enabled channels. If
+ @adi,toggle-mode is not set and this property is given, the channel is
+ assumed to be a dither capable channel. Note that multiple channels
+ can be mapped to the same pin. If this setting is given, the
+ respective @clock must also be provided. Mappings between this and
+ input pins
+ 0 - TGP1
+ 1 - TGP2
+ 2 - TGP3
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2]
+
+ dependencies:
+ adi,toggle-dither-input: [ clocks ]
+
+ required:
+ - reg
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ ltc2688: ltc2688@0 {
+ compatible = "adi,ltc2688";
+ reg = <0>;
+
+ vcc-supply = <&vcc>;
+ iovcc-supply = <&vcc>;
+ vref-supply = <&vref>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+ channel@0 {
+ reg = <0>;
+ adi,toggle-mode;
+ adi,overrange;
+ };
+
+ channel@1 {
+ reg = <1>;
+ adi,output-range-microvolt = <0 10000000>;
+
+ clocks = <&clock_tgp3>;
+ adi,toggle-dither-input = <2>;
+ };
+ };
+ };
+
+...
diff --git a/Bindings/iio/dac/dpot-dac.yaml b/Bindings/iio/dac/dpot-dac.yaml
new file mode 100644
index 0000000..6a7ca8e
--- /dev/null
+++ b/Bindings/iio/dac/dpot-dac.yaml
@@ -0,0 +1,64 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/dpot-dac.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: DAC emulation using a digital potentiometer
+
+maintainers:
+ - Peter Rosin <peda@axentia.se>
+
+description: |
+ It is assumed that the dpot is used as a voltage divider between the
+ current dpot wiper setting and the maximum resistance of the dpot. The
+ divided voltage is provided by a vref regulator.
+
+ .------.
+ .-----------. | |
+ | vref |--' .---.
+ | regulator |--. | |
+ '-----------' | | d |
+ | | p |
+ | | o | wiper
+ | | t |<---------+
+ | | |
+ | '---' dac output voltage
+ | |
+ '------+------------+
+
+properties:
+ compatible:
+ const: dpot-dac
+
+ vref-supply:
+ description: Regulator supplying the voltage divider.
+
+ io-channels:
+ maxItems: 1
+ description: |
+ Channel node of the dpot to be used for the voltage division.
+
+ io-channel-names:
+ const: dpot
+
+ "#io-channel-cells":
+ const: 1
+
+required:
+ - compatible
+ - vref-supply
+ - io-channels
+ - io-channel-names
+
+additionalProperties: false
+
+examples:
+ - |
+ dac {
+ compatible = "dpot-dac";
+ vref-supply = <®_3v3>;
+ io-channels = <&dpot 0>;
+ io-channel-names = "dpot";
+ };
+...
diff --git a/Bindings/iio/dac/fsl,vf610-dac.yaml b/Bindings/iio/dac/fsl,vf610-dac.yaml
new file mode 100644
index 0000000..999c715
--- /dev/null
+++ b/Bindings/iio/dac/fsl,vf610-dac.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/fsl,vf610-dac.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale vf610 Digital to Analog Converter
+
+maintainers:
+ - Sanchayan Maity <maitysanchayan@gmail.com>
+
+properties:
+ compatible:
+ const: fsl,vf610-dac
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ const: dac
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - clock-names
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/clock/vf610-clock.h>
+ bus@40000000 {
+ compatible = "fsl,aips-bus", "simple-bus";
+ reg = <0x40000000 0x00070000>;
+ ranges;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ dac@400cc000 {
+ compatible = "fsl,vf610-dac";
+ reg = <0x400cc000 0x1000>;
+ interrupts = <55 IRQ_TYPE_LEVEL_HIGH>;
+ clock-names = "dac";
+ clocks = <&clks VF610_CLK_DAC0>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/lltc,ltc1660.yaml b/Bindings/iio/dac/lltc,ltc1660.yaml
new file mode 100644
index 0000000..c9f51d0
--- /dev/null
+++ b/Bindings/iio/dac/lltc,ltc1660.yaml
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+# Copyright 2019 Marcus Folkesson <marcus.folkesson@gmail.com>
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/lltc,ltc1660.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Linear Technology Micropower octal 8-Bit and 10-Bit DACs
+
+maintainers:
+ - Marcus Folkesson <marcus.folkesson@gmail.com>
+
+description: |
+ Bindings for the Linear Technology Micropower octal 8-Bit and 10-Bit DAC.
+ Datasheet can be found here: https://www.analog.com/media/en/technical-documentation/data-sheets/166560fa.pdf
+
+properties:
+ compatible:
+ enum:
+ - lltc,ltc1660
+ - lltc,ltc1665
+
+ reg:
+ maxItems: 1
+
+ spi-max-frequency:
+ maximum: 5000000
+
+ vref-supply:
+ description: Phandle to the external reference voltage supply.
+
+required:
+ - compatible
+ - reg
+ - vref-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "lltc,ltc1660";
+ reg = <0>;
+ spi-max-frequency = <5000000>;
+ vref-supply = <&vref_reg>;
+ };
+ };
diff --git a/Bindings/iio/dac/lltc,ltc2632.yaml b/Bindings/iio/dac/lltc,ltc2632.yaml
new file mode 100644
index 0000000..733edc7
--- /dev/null
+++ b/Bindings/iio/dac/lltc,ltc2632.yaml
@@ -0,0 +1,77 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/lltc,ltc2632.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Linear Technology LTC263x 12-/10-/8-Bit Rail-to-Rail DAC
+
+maintainers:
+ - Michael Hennerich <michael.hennerich@analog.com>
+
+description: |
+ Bindings for the Linear Technology LTC2632/2634/2636 DAC
+ Datasheet can be found here: https://www.analog.com/media/en/technical-documentation/data-sheets/LTC263[246].pdf
+
+properties:
+ compatible:
+ enum:
+ - lltc,ltc2632-l12
+ - lltc,ltc2632-l10
+ - lltc,ltc2632-l8
+ - lltc,ltc2632-h12
+ - lltc,ltc2632-h10
+ - lltc,ltc2632-h8
+ - lltc,ltc2634-l12
+ - lltc,ltc2634-l10
+ - lltc,ltc2634-l8
+ - lltc,ltc2634-h12
+ - lltc,ltc2634-h10
+ - lltc,ltc2634-h8
+ - lltc,ltc2636-l12
+ - lltc,ltc2636-l10
+ - lltc,ltc2636-l8
+ - lltc,ltc2636-h12
+ - lltc,ltc2636-h10
+ - lltc,ltc2636-h8
+
+ reg:
+ maxItems: 1
+
+ spi-max-frequency:
+ maximum: 2000000
+
+ vref-supply:
+ description:
+ Phandle to the external reference voltage supply. This should
+ only be set if there is an external reference voltage connected to the VREF
+ pin. If the property is not set the internal reference is used.
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ vref: regulator-vref {
+ compatible = "regulator-fixed";
+ regulator-name = "vref-ltc2632";
+ regulator-min-microvolt = <1250000>;
+ regulator-max-microvolt = <1250000>;
+ regulator-always-on;
+ };
+
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "lltc,ltc2632-l12";
+ reg = <0>; /* CS0 */
+ spi-max-frequency = <1000000>;
+ vref-supply = <&vref>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/maxim,ds4424.yaml b/Bindings/iio/dac/maxim,ds4424.yaml
new file mode 100644
index 0000000..264fa7c
--- /dev/null
+++ b/Bindings/iio/dac/maxim,ds4424.yaml
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/maxim,ds4424.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim Integrated DS4422/DS4424 7-bit Sink/Source Current DAC
+
+maintainers:
+ - Ismail Kose <ihkose@gmail.com>
+
+description: |
+ Datasheet publicly available at:
+ https://datasheets.maximintegrated.com/en/ds/DS4422-DS4424.pdf
+
+properties:
+ compatible:
+ enum:
+ - maxim,ds4422
+ - maxim,ds4424
+
+ reg:
+ maxItems: 1
+
+ vcc-supply: true
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@10 {
+ compatible = "maxim,ds4424";
+ reg = <0x10>; /* When A0, A1 pins are ground */
+ vcc-supply = <&vcc_3v3>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/maxim,max5522.yaml b/Bindings/iio/dac/maxim,max5522.yaml
new file mode 100644
index 0000000..24830f5
--- /dev/null
+++ b/Bindings/iio/dac/maxim,max5522.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/maxim,max5522.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim Integrated MAX5522 Dual 10-bit Voltage-Output SPI DACs
+
+maintainers:
+ - Angelo Dureghello <angelo.dureghello@timesys.com>
+ - Jonathan Cameron <jic23@kernel.org>
+
+description: |
+ Datasheet available at:
+ https://www.analog.com/en/products/max5522.html
+
+properties:
+ compatible:
+ const: maxim,max5522
+
+ reg:
+ maxItems: 1
+
+ vdd-supply: true
+ vrefin-supply: true
+
+required:
+ - compatible
+ - reg
+ - vrefin-supply
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "maxim,max5522";
+ reg = <0>;
+ vrefin-supply = <&vref>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/maxim,max5821.yaml b/Bindings/iio/dac/maxim,max5821.yaml
new file mode 100644
index 0000000..c43fb5f
--- /dev/null
+++ b/Bindings/iio/dac/maxim,max5821.yaml
@@ -0,0 +1,44 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/maxim,max5821.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim max5821 dual 10-bit DAC
+
+maintainers:
+ - Philippe Reynes <tremyfr@yahoo.fr>
+
+description: |
+ Datasheet publicly available at:
+ https://datasheets.maximintegrated.com/en/ds/MAX5821.pdf
+
+properties:
+ compatible:
+ const: maxim,max5821
+
+ reg:
+ maxItems: 1
+
+ vref-supply: true
+
+required:
+ - compatible
+ - reg
+ - vref-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@38 {
+ compatible = "maxim,max5821";
+ reg = <0x38>;
+ vref-supply = <®_max5821>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/microchip,mcp4725.yaml b/Bindings/iio/dac/microchip,mcp4725.yaml
new file mode 100644
index 0000000..5f5b578
--- /dev/null
+++ b/Bindings/iio/dac/microchip,mcp4725.yaml
@@ -0,0 +1,90 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/microchip,mcp4725.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip mcp4725 and mcp4726 DAC
+
+maintainers:
+ - Tomas Novotny <tomas@novotny.cz>
+
+properties:
+ compatible:
+ enum:
+ - microchip,mcp4725
+ - microchip,mcp4726
+
+ reg:
+ maxItems: 1
+
+ vdd-supply:
+ description: |
+ Provides both power and acts as the reference supply on the mcp4725.
+ For the mcp4726 it will be used as the reference voltage if vref-supply
+ is not provided.
+
+ vref-supply:
+ description:
+ Vref pin is used as a voltage reference when this supply is specified.
+
+ microchip,vref-buffered:
+ type: boolean
+ description: |
+ Enable buffering of the external Vref pin. This boolean is not valid
+ without the vref-supply. Quoting the datasheet: This is offered in
+ cases where the reference voltage does not have the current
+ capability not to drop its voltage when connected to the internal
+ resistor ladder circuit.
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: microchip,mcp4725
+ then:
+ properties:
+ vref-supply: false
+ required:
+ - vdd-supply
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: microchip,mcp4726
+ then:
+ anyOf:
+ - required:
+ - vdd-supply
+ - required:
+ - vref-supply
+
+ - if:
+ not:
+ required:
+ - vref-supply
+ then:
+ properties:
+ microchip,vref-buffered: false
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ mcp4725@60 {
+ compatible = "microchip,mcp4725";
+ reg = <0x60>;
+ vdd-supply = <&vdac_vdd>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/microchip,mcp4728.yaml b/Bindings/iio/dac/microchip,mcp4728.yaml
new file mode 100644
index 0000000..99831d7
--- /dev/null
+++ b/Bindings/iio/dac/microchip,mcp4728.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+
+$id: http://devicetree.org/schemas/iio/dac/microchip,mcp4728.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip MCP4728 DAC
+
+maintainers:
+ - Andrea Collamati <andrea.collamati@gmail.com>
+
+description: |
+ MCP4728 is a quad channel, 12-bit voltage output
+ Digital-to-Analog Converter with non-volatile
+ memory and I2C compatible Serial Interface.
+ https://www.microchip.com/en-us/product/mcp4728
+
+properties:
+ compatible:
+ const: microchip,mcp4728
+
+ reg:
+ maxItems: 1
+
+ vdd-supply:
+ description: |
+ Provides both power and acts as the reference supply on the MCP4728
+ when Internal Vref is not selected.
+
+required:
+ - compatible
+ - reg
+ - vdd-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@60 {
+ compatible = "microchip,mcp4728";
+ reg = <0x60>;
+ vdd-supply = <&vdac_vdd>;
+ };
+ };
diff --git a/Bindings/iio/dac/microchip,mcp4922.yaml b/Bindings/iio/dac/microchip,mcp4922.yaml
new file mode 100644
index 0000000..1937440
--- /dev/null
+++ b/Bindings/iio/dac/microchip,mcp4922.yaml
@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/microchip,mcp4922.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip MCP4902, MCP4912 and MPC4922 dual output SPI DACs
+
+maintainers:
+ - Jonathan Cameron <jic23@kernel.org>
+ - Michael Welling <mwelling@ieee.org>
+
+properties:
+ compatible:
+ enum:
+ - microchip,mcp4902
+ - microchip,mcp4912
+ - microchip,mcp4921
+ - microchip,mcp4922
+
+ reg:
+ maxItems: 1
+
+ vref-supply: true
+
+required:
+ - compatible
+ - reg
+ - vref-supply
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "microchip,mcp4912";
+ reg = <0>;
+ vref-supply = <&dac_vref>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/nxp,lpc1850-dac.yaml b/Bindings/iio/dac/nxp,lpc1850-dac.yaml
new file mode 100644
index 0000000..9c8afe3
--- /dev/null
+++ b/Bindings/iio/dac/nxp,lpc1850-dac.yaml
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/nxp,lpc1850-dac.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP LPC1850 DAC
+
+maintainers:
+ - Jonathan Cameron <jic23@kernel.org>
+
+description:
+ Supports the DAC found on the LPC1850 SoC.
+
+properties:
+ compatible:
+ const: nxp,lpc1850-dac
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ vref-supply: true
+
+ resets:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - vref-supply
+ - resets
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/lpc18xx-ccu.h>
+ soc {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ dac: dac@400e1000 {
+ compatible = "nxp,lpc1850-dac";
+ reg = <0x400e1000 0x1000>;
+ interrupts = <0>;
+ clocks = <&ccu1 CLK_APB3_DAC>;
+ vref-supply = <®_vdda>;
+ resets = <&rgu 42>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/st,stm32-dac.yaml b/Bindings/iio/dac/st,stm32-dac.yaml
new file mode 100644
index 0000000..04045b9
--- /dev/null
+++ b/Bindings/iio/dac/st,stm32-dac.yaml
@@ -0,0 +1,110 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/st,stm32-dac.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: STMicroelectronics STM32 DAC
+
+description: |
+ The STM32 DAC is a 12-bit voltage output digital-to-analog converter. The DAC
+ may be configured in 8 or 12-bit mode. It has two output channels, each with
+ its own converter.
+ It has built-in noise and triangle waveform generator and supports external
+ triggers for conversions. The DAC's output buffer allows a high drive output
+ current.
+
+maintainers:
+ - Fabrice Gasnier <fabrice.gasnier@foss.st.com>
+
+properties:
+ compatible:
+ enum:
+ - st,stm32f4-dac-core
+ - st,stm32h7-dac-core
+
+ reg:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ items:
+ - const: pclk
+
+ vref-supply:
+ description: Phandle to the vref input analog reference voltage.
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - vref-supply
+ - '#address-cells'
+ - '#size-cells'
+
+patternProperties:
+ "^dac@[1-2]+$":
+ type: object
+ description:
+ A DAC block node should contain at least one subnode, representing an
+ DAC instance/channel available on the machine.
+
+ properties:
+ compatible:
+ const: st,stm32-dac
+
+ reg:
+ description: Must be either 1 or 2, to define (single) channel in use
+ enum: [1, 2]
+
+ '#io-channel-cells':
+ const: 1
+
+ additionalProperties: false
+
+ required:
+ - compatible
+ - reg
+ - '#io-channel-cells'
+
+examples:
+ - |
+ // Example on stm32mp157c
+ #include <dt-bindings/clock/stm32mp1-clks.h>
+ dac: dac@40017000 {
+ compatible = "st,stm32h7-dac-core";
+ reg = <0x40017000 0x400>;
+ clocks = <&rcc DAC12>;
+ clock-names = "pclk";
+ vref-supply = <&vref>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@1 {
+ compatible = "st,stm32-dac";
+ #io-channel-cells = <1>;
+ reg = <1>;
+ };
+
+ dac@2 {
+ compatible = "st,stm32-dac";
+ #io-channel-cells = <1>;
+ reg = <2>;
+ };
+ };
+
+...
diff --git a/Bindings/iio/dac/ti,dac082s085.yaml b/Bindings/iio/dac/ti,dac082s085.yaml
new file mode 100644
index 0000000..201b04a
--- /dev/null
+++ b/Bindings/iio/dac/ti,dac082s085.yaml
@@ -0,0 +1,73 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/ti,dac082s085.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments DAC082s085 and similar DACs
+
+description:
+ A family of Texas Instruments 8/10/12-bit 2/4-channel DACs
+
+maintainers:
+ - Lukas Wunner <lukas@wunner.de>
+
+properties:
+ compatible:
+ enum:
+ - ti,dac082s085
+ - ti,dac102s085
+ - ti,dac122s085
+ - ti,dac084s085
+ - ti,dac104s085
+ - ti,dac124s085
+
+ reg:
+ maxItems: 1
+
+ spi-cpha: true
+ spi-cpol:
+ description:
+ Must be either spi-cpha, or spi-cpol but not both.
+
+ vref-supply:
+ description: Needed to provide output scaling.
+
+required:
+ - compatible
+ - reg
+ - vref-supply
+
+oneOf:
+ - required:
+ - spi-cpha
+ - required:
+ - spi-cpol
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ vref_2v5_reg: regulator-vref {
+ compatible = "regulator-fixed";
+ regulator-name = "2v5";
+ regulator-min-microvolt = <2500000>;
+ regulator-max-microvolt = <2500000>;
+ regulator-always-on;
+ };
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "ti,dac082s085";
+ reg = <0>;
+ spi-max-frequency = <40000000>;
+ spi-cpol;
+ vref-supply = <&vref_2v5_reg>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/ti,dac5571.yaml b/Bindings/iio/dac/ti,dac5571.yaml
new file mode 100644
index 0000000..79da032
--- /dev/null
+++ b/Bindings/iio/dac/ti,dac5571.yaml
@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/ti,dac5571.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments DAC5571 Family
+
+maintainers:
+ - Sean Nyekjaer <sean@geanix.com>
+
+properties:
+ compatible:
+ enum:
+ - ti,dac5571
+ - ti,dac6571
+ - ti,dac7571
+ - ti,dac5574
+ - ti,dac6574
+ - ti,dac7574
+ - ti,dac5573
+ - ti,dac6573
+ - ti,dac7573
+ - ti,dac121c081
+
+ reg:
+ maxItems: 1
+
+ vref-supply:
+ description:
+ Reference voltage must be supplied to establish the scaling of the
+ output voltage.
+
+required:
+ - compatible
+ - reg
+ - vref-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@4c {
+ compatible = "ti,dac5571";
+ reg = <0x4c>;
+ vref-supply = <&vdd_supply>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/ti,dac7311.yaml b/Bindings/iio/dac/ti,dac7311.yaml
new file mode 100644
index 0000000..a681458
--- /dev/null
+++ b/Bindings/iio/dac/ti,dac7311.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/ti,dac7311.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments DAC5311 and similar SPI DACs
+
+maintainers:
+ - Charles-Antoine Couret <charles-antoine.couret@essensium.com>
+
+properties:
+ compatible:
+ enum:
+ - ti,dac7311
+ - ti,dac6311
+ - ti,dac5311
+
+ reg:
+ maxItems: 1
+
+ vref-supply:
+ description:
+ Reference voltage must be supplied to establish the scaling of the
+ output voltage.
+
+required:
+ - compatible
+ - reg
+ - vref-supply
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "ti,dac7311";
+ reg = <0>; /* CS0 */
+ spi-max-frequency = <1000000>;
+ vref-supply = <&vdd_supply>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/ti,dac7512.yaml b/Bindings/iio/dac/ti,dac7512.yaml
new file mode 100644
index 0000000..4277cf8
--- /dev/null
+++ b/Bindings/iio/dac/ti,dac7512.yaml
@@ -0,0 +1,42 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/ti,dac7512.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments DAC7512 DAC
+
+maintainers:
+ - Jonathan Cameron <jic23@kernel.org>
+
+properties:
+ compatible:
+ const: ti,dac7512
+
+ reg:
+ maxItems: 1
+
+ spi-max-frequency:
+ description:
+ Maximum frequency is reduced for supply voltage of less than 3.6V
+ maximum: 30000000
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "ti,dac7512";
+ reg = <0>; /* CS0 */
+ spi-max-frequency = <1000000>;
+ };
+ };
+...
diff --git a/Bindings/iio/dac/ti,dac7612.yaml b/Bindings/iio/dac/ti,dac7612.yaml
new file mode 100644
index 0000000..20dd137
--- /dev/null
+++ b/Bindings/iio/dac/ti,dac7612.yaml
@@ -0,0 +1,54 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/ti,dac7612.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments DAC7612 family of DACs
+
+description:
+ The DAC7612 is a dual, 12-bit digital-to-analog converter (DAC) with
+ guaranteed 12-bit monotonicity performance over the industrial temperature
+ range. Is is programmable through an SPI interface.
+
+maintainers:
+ - Ricardo Ribalda Delgado <ricardo@ribalda.com>
+
+properties:
+ compatible:
+ enum:
+ - ti,dac7612
+ - ti,dac7612u
+ - ti,dac7612ub
+
+ reg:
+ maxItems: 1
+
+ ti,loaddacs-gpios:
+ description:
+ DACs are loaded when the pin connected to this GPIO is pulled low.
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@1 {
+ compatible = "ti,dac7612";
+ reg = <0x1>;
+ ti,loaddacs-gpios = <&msmgpio 25 GPIO_ACTIVE_LOW>;
+ };
+ };
+...