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| 1 | +/* SPDX-License-Identifier: GPL-2.0 */ |
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| 1 | 2 | /* |
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| 2 | 3 | * AD9833/AD9834/AD9837/AD9838 SPI DDS driver |
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| 3 | 4 | * |
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| 4 | 5 | * Copyright 2010-2011 Analog Devices Inc. |
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| 5 | | - * |
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| 6 | | - * Licensed under the GPL-2. |
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| 7 | 6 | */ |
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| 8 | 7 | #ifndef IIO_DDS_AD9834_H_ |
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| 9 | 8 | #define IIO_DDS_AD9834_H_ |
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| 10 | | - |
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| 11 | | -/* |
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| 12 | | - * TODO: struct ad7887_platform_data needs to go into include/linux/iio |
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| 13 | | - */ |
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| 14 | | - |
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| 15 | | -/** |
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| 16 | | - * struct ad9834_platform_data - platform specific information |
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| 17 | | - * @mclk: master clock in Hz |
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| 18 | | - * @freq0: power up freq0 tuning word in Hz |
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| 19 | | - * @freq1: power up freq1 tuning word in Hz |
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| 20 | | - * @phase0: power up phase0 value [0..4095] correlates with 0..2PI |
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| 21 | | - * @phase1: power up phase1 value [0..4095] correlates with 0..2PI |
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| 22 | | - * @en_div2: digital output/2 is passed to the SIGN BIT OUT pin |
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| 23 | | - * @en_signbit_msb_out: the MSB (or MSB/2) of the DAC data is connected to the |
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| 24 | | - * SIGN BIT OUT pin. en_div2 controls whether it is the MSB |
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| 25 | | - * or MSB/2 that is output. if en_signbit_msb_out=false, |
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| 26 | | - * the on-board comparator is connected to SIGN BIT OUT |
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| 27 | | - */ |
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| 28 | | - |
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| 29 | | -struct ad9834_platform_data { |
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| 30 | | - unsigned int mclk; |
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| 31 | | - unsigned int freq0; |
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| 32 | | - unsigned int freq1; |
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| 33 | | - unsigned short phase0; |
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| 34 | | - unsigned short phase1; |
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| 35 | | - bool en_div2; |
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| 36 | | - bool en_signbit_msb_out; |
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| 37 | | -}; |
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| 38 | 9 | |
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| 39 | 10 | #endif /* IIO_DDS_AD9834_H_ */ |
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