1 /* SPDX-License-Identifier: GPL-2.0-or-later * 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* 2 /*
3 * MCP4725 DAC driver 3 * MCP4725 DAC driver
4 * 4 *
5 * Copyright (C) 2012 Peter Meerwald <pmeerw@p 5 * Copyright (C) 2012 Peter Meerwald <pmeerw@pmeerw.net>
6 */ 6 */
7 7
8 #ifndef IIO_DAC_MCP4725_H_ 8 #ifndef IIO_DAC_MCP4725_H_
9 #define IIO_DAC_MCP4725_H_ 9 #define IIO_DAC_MCP4725_H_
10 10
11 /** 11 /**
12 * struct mcp4725_platform_data - MCP4725/6 DA 12 * struct mcp4725_platform_data - MCP4725/6 DAC specific data.
13 * @use_vref: Whether an external reference vo 13 * @use_vref: Whether an external reference voltage on Vref pin should be used.
14 * Additional vref-supply must be s 14 * Additional vref-supply must be specified when used.
15 * @vref_buffered: Controls buffering of the e 15 * @vref_buffered: Controls buffering of the external reference voltage.
16 * 16 *
17 * Vref related settings are available only on 17 * Vref related settings are available only on MCP4756. See
18 * Documentation/devicetree/bindings/iio/dac/m 18 * Documentation/devicetree/bindings/iio/dac/microchip,mcp4725.yaml for more information.
19 */ 19 */
20 struct mcp4725_platform_data { 20 struct mcp4725_platform_data {
21 bool use_vref; 21 bool use_vref;
22 bool vref_buffered; 22 bool vref_buffered;
23 }; 23 };
24 24
25 #endif /* IIO_DAC_MCP4725_H_ */ 25 #endif /* IIO_DAC_MCP4725_H_ */
26 26
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