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r: 114923
b: refs/heads/master
c: eba3b06
h: refs/heads/master
i:
  114921: 38a08cd
  114919: aed2c09
v: v3
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David Fries authored and Linus Torvalds committed Oct 16, 2008
1 parent d9d1595 commit c9588ca
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2 changes: 1 addition & 1 deletion [refs]
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refs/heads/master: 9141f57c7edd40a48a41b7e31427c4b2831a36af
refs/heads/master: eba3b06da4bd8b79fe6c8ed922a319362c1a40c0
11 changes: 10 additions & 1 deletion trunk/Documentation/w1/w1.generic
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Expand Up @@ -79,18 +79,27 @@ w1 master sysfs interface
<xx-xxxxxxxxxxxxx> - a directory for a found device. The format is family-serial
bus - (standard) symlink to the w1 bus
driver - (standard) symlink to the w1 driver
w1_master_add - Manually register a slave device
w1_master_attempts - the number of times a search was attempted
w1_master_max_slave_count
- the maximum slaves that may be attached to a master
w1_master_name - the name of the device (w1_bus_masterX)
w1_master_pullup - 5V strong pullup 0 enabled, 1 disabled
w1_master_remove - Manually remove a slave device
w1_master_search - the number of searches left to do, -1=continual (default)
w1_master_slave_count
- the number of slaves found
w1_master_slaves - the names of the slaves, one per line
w1_master_timeout - the delay in seconds between searches

If you have a w1 bus that never changes (you don't add or remove devices),
you can set w1_master_search to a positive value to disable searches.
you can set the module parameter search_count to a small positive number
for an initially small number of bus searches. Alternatively it could be
set to zero, then manually add the slave device serial numbers by
w1_master_add device file. The w1_master_add and w1_master_remove files
generally only make sense when searching is disabled, as a search will
redetect manually removed devices that are present and timeout manually
added devices that aren't on the bus.


w1 slave sysfs interface
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