Merge tag 'linux-kselftest-kunit-fixes-5.11-rc3' of git://git.kernel.org/pub/scm...
[linux/fpc-iii.git] / Documentation / devicetree / bindings / iio / frequency / adi,adf4350.yaml
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1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/iio/frequency/adi,adf4350.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Analog Devices ADF4350/ADF4351 wideband synthesizer
9 maintainers:
10   - Michael Hennerich <michael.hennerich@analog.com>
12 properties:
13   compatible:
14     enum:
15       - adi,adf4350
16       - adi,adf4351
18   reg:
19     maxItems: 1
21   spi-max-frequency:
22     maximum: 20000000
24   clocks:
25     maxItems: 1
26     description: Clock to provide CLKIN reference clock signal.
28   clock-names:
29     const: clkin
31   gpios:
32     maxItems: 1
33     description: Lock detect GPIO.
35   adi,channel-spacing:
36     $ref: /schemas/types.yaml#/definitions/uint32
37     description:
38       Channel spacing in Hz (influences MODULUS).
40   adi,power-up-frequency:
41     $ref: /schemas/types.yaml#/definitions/uint32
42     description:
43       If set the PLL tunes to this frequency (in Hz) on driver probe.
45   adi,reference-div-factor:
46     $ref: /schemas/types.yaml#/definitions/uint32
47     description:
48       If set the driver skips dynamic calculation and uses this default
49       value instead.
51   adi,reference-doubler-enable:
52     $ref: /schemas/types.yaml#/definitions/flag
53     description: Enables reference doubler.
55   adi,reference-div2-enable:
56     $ref: /schemas/types.yaml#/definitions/flag
57     description: Enables reference divider.
59   adi,phase-detector-polarity-positive-enable:
60     $ref: /schemas/types.yaml#/definitions/flag
61     description: Enables positive phase detector polarity. Default negative.
63   adi,lock-detect-precision-6ns-enable:
64     $ref: /schemas/types.yaml#/definitions/flag
65     description: Enables 6ns lock detect precision. Default = 10ns.
67   adi,lock-detect-function-integer-n-enable:
68     $ref: /schemas/types.yaml#/definitions/flag
69     description:
70       Enables lock detect for integer-N mode. Default = factional-N mode.
72   adi,charge-pump-current:
73     $ref: /schemas/types.yaml#/definitions/uint32
74     description: Charge pump current in mA. Default = 2500mA.
76   adi,muxout-select:
77     $ref: /schemas/types.yaml#/definitions/uint32
78     minimum: 0
79     maximum: 6
80     description: |
81       On chip multiplexer output selection.
82       Valid values for the multiplexer output are:
83       0: Three-State Output (default)
84       1: DVDD
85       2: DGND
86       3: R-Counter output
87       4: N-Divider output
88       5: Analog lock detect
89       6: Digital lock detect
91   adi,low-spur-mode-enable:
92     $ref: /schemas/types.yaml#/definitions/flag
93     description: Enables low spur mode. Default = Low noise mode.
95   adi,cycle-slip-reduction-enable:
96     $ref: /schemas/types.yaml#/definitions/flag
97     description: Enables cycle slip reduction.
99   adi,charge-cancellation-enable:
100     $ref: /schemas/types.yaml#/definitions/flag
101     description:
102       Enabled charge pump charge cancellation for integer-N modes.
104   adi,anti-backlash-3ns-enable:
105     $ref: /schemas/types.yaml#/definitions/flag
106     description:
107       Enables 3ns antibacklash pulse width for integer-N modes.
109   adi,band-select-clock-mode-high-enable:
110     $ref: /schemas/types.yaml#/definitions/flag
111     description: Enables faster band selection logic.
113   adi,12bit-clk-divider:
114     $ref: /schemas/types.yaml#/definitions/uint32
115     description:
116       Clock divider value used when adi,12bit-clkdiv-mode != 0
118   adi,clk-divider-mode:
119     $ref: /schemas/types.yaml#/definitions/uint32
120     enum: [0, 1, 2]
121     description: |
122       Valid values for the clkdiv mode are:
123       0: Clock divider off (default)
124       1: Fast lock enable
125       2: Phase resync enable
127   adi,aux-output-enable:
128     $ref: /schemas/types.yaml#/definitions/flag
129     description: Enables auxiliary RF output.
131   adi,aux-output-fundamental-enable:
132     $ref: /schemas/types.yaml#/definitions/flag
133     description: |
134       Selects fundamental VCO output on the auxiliary RF output.
135       Default = Output of RF dividers.
137   adi,mute-till-lock-enable:
138     $ref: /schemas/types.yaml#/definitions/flag
139     description: Enables Mute-Till-Lock-Detect function.
141   adi,output-power:
142     $ref: /schemas/types.yaml#/definitions/uint32
143     enum: [0, 1, 2, 3]
144     description: |
145       Output power selection.
146       Valid values for the power mode are:
147       0: -4dBm (default)
148       1: -1dBm
149       2: +2dBm
150       3: +5dBm
152   adi,aux-output-power:
153     $ref: /schemas/types.yaml#/definitions/uint32
154     enum: [0, 1, 2, 3]
155     description: |
156       Auxiliary output power selection.
157       Valid values for the power mode are:
158       0: -4dBm (default)
159       1: -1dBm
160       2: +2dBm
161       3: +5dBm
163 additionalProperties: false
165 required:
166   - compatible
167   - reg
168   - clocks
170 examples:
171   - |
172     spi {
173         #address-cells = <1>;
174         #size-cells = <0>;
176         pll@4 {
177             compatible = "adi,adf4351";
178             reg = <4>;
179             spi-max-frequency = <10000000>;
180             clocks = <&clk0_ad9523 9>;
181             clock-names = "clkin";
182             adi,channel-spacing = <10000>;
183             adi,power-up-frequency = <2400000000>;
184             adi,phase-detector-polarity-positive-enable;
185             adi,charge-pump-current = <2500>;
186             adi,output-power = <3>;
187             adi,mute-till-lock-enable;
188         };
189     };