| /* SPDX-License-Identifier: GPL-2.0-only */ | |
| /* | |
| * AD5415, AD5426, AD5429, AD5432, AD5439, AD5443, AD5449 Digital to Analog | |
| * Converter driver. | |
| * | |
| * Copyright 2012 Analog Devices Inc. | |
| * Author: Lars-Peter Clausen <lars@metafoo.de> | |
| */ | |
| #ifndef __LINUX_PLATFORM_DATA_AD5449_H__ | |
| #define __LINUX_PLATFORM_DATA_AD5449_H__ | |
| /** | |
| * enum ad5449_sdo_mode - AD5449 SDO pin configuration | |
| * @AD5449_SDO_DRIVE_FULL: Drive the SDO pin with full strength. | |
| * @AD5449_SDO_DRIVE_WEAK: Drive the SDO pin with not full strength. | |
| * @AD5449_SDO_OPEN_DRAIN: Operate the SDO pin in open-drain mode. | |
| * @AD5449_SDO_DISABLED: Disable the SDO pin, in this mode it is not possible to | |
| * read back from the device. | |
| */ | |
| enum ad5449_sdo_mode { | |
| AD5449_SDO_DRIVE_FULL = 0x0, | |
| AD5449_SDO_DRIVE_WEAK = 0x1, | |
| AD5449_SDO_OPEN_DRAIN = 0x2, | |
| AD5449_SDO_DISABLED = 0x3, | |
| }; | |
| /** | |
| * struct ad5449_platform_data - Platform data for the ad5449 DAC driver | |
| * @sdo_mode: SDO pin mode | |
| * @hardware_clear_to_midscale: Whether asserting the hardware CLR pin sets the | |
| * outputs to midscale (true) or to zero scale(false). | |
| */ | |
| struct ad5449_platform_data { | |
| enum ad5449_sdo_mode sdo_mode; | |
| bool hardware_clear_to_midscale; | |
| }; | |
| #endif |