1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/iio/frequency/adi,adf4377.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: ADF4377 Microwave Wideband Synthesizer with Integrated VCO 8 9maintainers: 10 - Antoniu Miclaus <antoniu.miclaus@analog.com> 11 - Dragos Bogdan <dragos.bogdan@analog.com> 12 13description: | 14 The ADF4377 is a high performance, ultralow jitter, dual output integer-N 15 phased locked loop (PLL) with integrated voltage controlled oscillator (VCO) 16 ideally suited for data converter and mixed signal front end (MxFE) clock 17 applications. 18 19 https://www.analog.com/en/products/adf4377.html 20 21properties: 22 compatible: 23 enum: 24 - adi,adf4377 25 - adi,adf4378 26 27 reg: 28 maxItems: 1 29 30 spi-max-frequency: 31 maximum: 10000000 32 33 clocks: 34 maxItems: 1 35 36 clock-names: 37 description: 38 External clock that provides reference input frequency. 39 items: 40 - const: ref_in 41 42 chip-enable-gpios: 43 description: 44 GPIO that controls the Chip Enable Pin. 45 maxItems: 1 46 47 clk1-enable-gpios: 48 description: 49 GPIO that controls the Enable Clock 1 Output Buffer Pin. 50 maxItems: 1 51 52 clk2-enable-gpios: 53 description: 54 GPIO that controls the Enable Clock 2 Output Buffer Pin. 55 maxItems: 1 56 57 adi,muxout-select: 58 description: 59 On chip multiplexer output selection. 60 high_z - MUXOUT Pin set to high-Z. 61 lock_detect - MUXOUT Pin set to lock detector output. 62 muxout_low - MUXOUT Pin set to low. 63 f_div_rclk_2 - MUXOUT Pin set to fDIV_RCLK/2. 64 f_div_nclk_2 - MUXOUT Pin set to fDIV_NCLK/2. 65 muxout_high - MUXOUT Pin set to high. 66 enum: [high_z, lock_detect, muxout_low, f_div_rclk_2, f_div_nclk_2, muxout_high] 67 68required: 69 - compatible 70 - reg 71 - clocks 72 - clock-names 73 74allOf: 75 - $ref: /schemas/spi/spi-peripheral-props.yaml# 76 77unevaluatedProperties: false 78 79examples: 80 - | 81 spi { 82 #address-cells = <1>; 83 #size-cells = <0>; 84 frequency@0 { 85 compatible = "adi,adf4377"; 86 reg = <0>; 87 spi-max-frequency = <10000000>; 88 clocks = <&adf4377_ref_in>; 89 clock-names = "ref_in"; 90 }; 91 }; 92... 93