linuxdebug/include/linux/mfd/ds1wm.h

30 lines
817 B
C

/* SPDX-License-Identifier: GPL-2.0 */
/* MFD cell driver data for the DS1WM driver
*
* to be defined in the MFD device that is
* using this driver for one of his sub devices
*/
struct ds1wm_driver_data {
int active_high;
int clock_rate;
/* in milliseconds, the amount of time to
* sleep following a reset pulse. Zero
* should work if your bus devices recover
* time respects the 1-wire spec since the
* ds1wm implements the precise timings of
* a reset pulse/presence detect sequence.
*/
unsigned int reset_recover_delay;
/* Say 1 here for big endian Hardware
* (only relevant with bus-shift > 0
*/
bool is_hw_big_endian;
/* left shift of register number to get register address offsett.
* Only 0,1,2 allowed for 8,16 or 32 bit bus width respectively
*/
unsigned int bus_shift;
};