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author | Johannes Berg <johannes.berg@intel.com> | 2014-11-18 09:32:36 +0100 |
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committer | Johannes Berg <johannes.berg@intel.com> | 2014-11-18 09:32:44 +0100 |
commit | 760a52e80fdf018a9f83a499427923e18e3bd582 (patch) | |
tree | b37743abb28d9109ce6278b8a896712e713bb25a /include/linux/spi/mcp23s08.h | |
parent | 0395442ad25853f50d515f4dc00e3475b0df920d (diff) | |
parent | 47b6308b643302e642ca2a5cb6470926f7e1c428 (diff) | |
download | lwn-760a52e80fdf018a9f83a499427923e18e3bd582.tar.gz lwn-760a52e80fdf018a9f83a499427923e18e3bd582.zip |
Merge remote-tracking branch 'wireless-next/master' into mac80211-next
This brings in some mwifiex changes that further patches will
need to work on top to not cause merge conflicts.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include/linux/spi/mcp23s08.h')
-rw-r--r-- | include/linux/spi/mcp23s08.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/spi/mcp23s08.h b/include/linux/spi/mcp23s08.h index 2d676d5aaa89..aa07d7b32568 100644 --- a/include/linux/spi/mcp23s08.h +++ b/include/linux/spi/mcp23s08.h @@ -22,4 +22,22 @@ struct mcp23s08_platform_data { * base to base+15 (or base+31 for s17 variant). */ unsigned base; + /* Marks the device as a interrupt controller. + * NOTE: The interrupt functionality is only supported for i2c + * versions of the chips. The spi chips can also do the interrupts, + * but this is not supported by the linux driver yet. + */ + bool irq_controller; + + /* Sets the mirror flag in the IOCON register. Devices + * with two interrupt outputs (these are the devices ending with 17 and + * those that have 16 IOs) have two IO banks: IO 0-7 form bank 1 and + * IO 8-15 are bank 2. These chips have two different interrupt outputs: + * One for bank 1 and another for bank 2. If irq-mirror is set, both + * interrupts are generated regardless of the bank that an input change + * occurred on. If it is not set, the interrupt are only generated for + * the bank they belong to. + * On devices with only one interrupt output this property is useless. + */ + bool mirror; }; |