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new pcf8591 driver, patch from

Browse Source 
Aurelien Jarno <aurelien.jarno@insa-lyon.fr>


git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@1243 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Mark D. Studebaker
2001-11-19 20:29:27 +00:00
parent 7fde741042
commit c976538703
14 changed files with 862 additions and 7 deletions
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20
prog/detect/sensors-detect
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@@ -518,7 +518,8 @@ use subs qw(mtp008_detect lm78_detect lm78_isa_detect lm78_alias_detect
adm9240_detect adm1021_detect sis5595_isa_detect eeprom_detect
via686a_isa_detect adm1022_detect ltc1710_detect gl525sm_detect
lm87_detect ite_detect ite_isa_detect ite_alias_detect
ddcmonitor_detect ds1621_detect adm1024_detect fscpos_detect fscscy_detect);
ddcmonitor_detect ds1621_detect adm1024_detect fscpos_detect fscscy_detect
pcf8591_detect);
# This is a list of all recognized chips.
# Each entry must have the following fields:
@@ -806,6 +807,12 @@ use subs qw(mtp008_detect lm78_detect lm78_isa_detect lm78_alias_detect
i2c_addrs => [0x73],
i2c_detect => sub { fscscy_detect @_ },
},
{
name => "Philips Semiconductors PCF8591",
driver => "pcf8591",
i2c_addrs => [0x48..0x4f],
i2c_detect => sub { pcf8591_detect @_},
},
);
@@ -2328,6 +2335,17 @@ sub fscscy_detect
return (8);
}
# $_[0]: A reference to the file descriptor to access this chip.
# We may assume an i2c_set_slave_addr was already done.
# $_[1]: Address
# Returns: undef if not detected, (1) if detected.
# Detection is impossible!
sub pcf8591_detect
{
return (1);
}
################
# MAIN PROGRAM #
################