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+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/frequency/adi,adf4350.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices ADF4350/ADF4351 wideband synthesizer
+
+maintainers:
+ - Michael Hennerich <michael.hennerich@analog.com>
+
+properties:
+ compatible:
+ enum:
+ - adi,adf4350
+ - adi,adf4351
+
+ reg:
+ maxItems: 1
+
+ spi-max-frequency:
+ maximum: 20000000
+
+ clocks:
+ maxItems: 1
+ description: Clock to provide CLKIN reference clock signal.
+
+ clock-names:
+ const: clkin
+
+ gpios:
+ maxItems: 1
+ description: Lock detect GPIO.
+
+ adi,channel-spacing:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ Channel spacing in Hz (influences MODULUS).
+
+ adi,power-up-frequency:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ If set the PLL tunes to this frequency (in Hz) on driver probe.
+
+ adi,reference-div-factor:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ If set the driver skips dynamic calculation and uses this default
+ value instead.
+
+ adi,reference-doubler-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: Enables reference doubler.
+
+ adi,reference-div2-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: Enables reference divider.
+
+ adi,phase-detector-polarity-positive-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: Enables positive phase detector polarity. Default negative.
+
+ adi,lock-detect-precision-6ns-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: Enables 6ns lock detect precision. Default = 10ns.
+
+ adi,lock-detect-function-integer-n-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description:
+ Enables lock detect for integer-N mode. Default = factional-N mode.
+
+ adi,charge-pump-current:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: Charge pump current in mA. Default = 2500mA.
+
+ adi,muxout-select:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 0
+ maximum: 6
+ description: |
+ On chip multiplexer output selection.
+ Valid values for the multiplexer output are:
+ 0: Three-State Output (default)
+ 1: DVDD
+ 2: DGND
+ 3: R-Counter output
+ 4: N-Divider output
+ 5: Analog lock detect
+ 6: Digital lock detect
+
+ adi,low-spur-mode-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: Enables low spur mode. Default = Low noise mode.
+
+ adi,cycle-slip-reduction-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: Enables cycle slip reduction.
+
+ adi,charge-cancellation-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description:
+ Enabled charge pump charge cancellation for integer-N modes.
+
+ adi,anti-backlash-3ns-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description:
+ Enables 3ns antibacklash pulse width for integer-N modes.
+
+ adi,band-select-clock-mode-high-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: Enables faster band selection logic.
+
+ adi,12bit-clk-divider:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ Clock divider value used when adi,12bit-clkdiv-mode != 0
+
+ adi,clk-divider-mode:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2]
+ description: |
+ Valid values for the clkdiv mode are:
+ 0: Clock divider off (default)
+ 1: Fast lock enable
+ 2: Phase resync enable
+
+ adi,aux-output-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: Enables auxiliary RF output.
+
+ adi,aux-output-fundamental-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: |
+ Selects fundamental VCO output on the auxiliary RF output.
+ Default = Output of RF dividers.
+
+ adi,mute-till-lock-enable:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: Enables Mute-Till-Lock-Detect function.
+
+ adi,output-power:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+ description: |
+ Output power selection.
+ Valid values for the power mode are:
+ 0: -4dBm (default)
+ 1: -1dBm
+ 2: +2dBm
+ 3: +5dBm
+
+ adi,aux-output-power:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+ description: |
+ Auxiliary output power selection.
+ Valid values for the power mode are:
+ 0: -4dBm (default)
+ 1: -1dBm
+ 2: +2dBm
+ 3: +5dBm
+
+additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - clocks
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pll@4 {
+ compatible = "adi,adf4351";
+ reg = <4>;
+ spi-max-frequency = <10000000>;
+ clocks = <&clk0_ad9523 9>;
+ clock-names = "clkin";
+ adi,channel-spacing = <10000>;
+ adi,power-up-frequency = <2400000000>;
+ adi,phase-detector-polarity-positive-enable;
+ adi,charge-pump-current = <2500>;
+ adi,output-power = <3>;
+ adi,mute-till-lock-enable;
+ };
+ };
+...