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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /include/linux/mfd/ds1wm.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/linux/mfd/ds1wm.h')
-rw-r--r-- | include/linux/mfd/ds1wm.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/include/linux/mfd/ds1wm.h b/include/linux/mfd/ds1wm.h new file mode 100644 index 000000000..43dfca1c9 --- /dev/null +++ b/include/linux/mfd/ds1wm.h @@ -0,0 +1,29 @@ +/* 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; +}; |