2 * AD5415, AD5426, AD5429, AD5432, AD5439, AD5443, AD5449 Digital to Analog
5 * Copyright 2012 Analog Devices Inc.
8 * Licensed under the GPL-2.
11 #ifndef __LINUX_PLATFORM_DATA_AD5449_H__
12 #define __LINUX_PLATFORM_DATA_AD5449_H__
15 * enum ad5449_sdo_mode - AD5449 SDO pin configuration
16 * @AD5449_SDO_DRIVE_FULL: Drive the SDO pin with full strength.
17 * @AD5449_SDO_DRIVE_WEAK: Drive the SDO pin with not full strength.
18 * @AD5449_SDO_OPEN_DRAIN: Operate the SDO pin in open-drain mode.
19 * @AD5449_SDO_DISABLED: Disable the SDO pin, in this mode it is not possible to
20 * read back from the device.
22 enum ad5449_sdo_mode {
23 AD5449_SDO_DRIVE_FULL = 0x0,
24 AD5449_SDO_DRIVE_WEAK = 0x1,
25 AD5449_SDO_OPEN_DRAIN = 0x2,
26 AD5449_SDO_DISABLED = 0x3,
30 * struct ad5449_platform_data - Platform data for the ad5449 DAC driver
31 * @sdo_mode: SDO pin mode
32 * @hardware_clear_to_midscale: Whether asserting the hardware CLR pin sets the
33 * outputs to midscale (true) or to zero scale(false).
35 struct ad5449_platform_data {
36 enum ad5449_sdo_mode sdo_mode;
37 bool hardware_clear_to_midscale;