/* * AD5415, AD5426, AD5429, AD5432, AD5439, AD5443, AD5449 Digital to Analog * Converter driver. * * Copyright 2012 Analog Devices Inc. * Author: Lars-Peter Clausen <lars@metafoo.de> * * Licensed under the GPL-2. */ #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