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Add detection for Analog Devices ADT7411.

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git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@5817 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Jean Delvare
2010-01-18 16:19:15 +00:00
parent df4921b0b1
commit 9322291a6b
2 changed files with 25 additions and 0 deletions
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24
prog/detect/sensors-detect
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@@ -586,6 +586,11 @@ use vars qw(@i2c_adapter_names);
driver => "adt7475",
i2c_addrs => [0x2c..0x2e],
i2c_detect => sub { adt7490_detect(@_); },
}, {
name => "Analog Devices ADT7411",
driver => "to-be-written",
i2c_addrs => [0x48, 0x4a, 0x4b],
i2c_detect => sub { adt7411_detect(@_); },
}, {
name => "Andigilog aSC7511",
driver => "to-be-written",
@@ -4362,6 +4367,25 @@ sub adt7490_detect
return 5;
}
# Registers used:
# 0x4d: Device ID
# 0x4e: Manufacturer ID
# 0x4e: Silicon revision
sub adt7411_detect
{
my ($file, $addr) = @_;
my $dev_id = i2c_smbus_read_byte_data($file, 0x4d);
my $man_id = i2c_smbus_read_byte_data($file, 0x4e);
my $revision = i2c_smbus_read_byte_data($file, 0x4f);
return if $man_id != 0x41; # Analog Devices
return if $dev_id != 0x02; # ADT7411
# The datasheet suggests that the version is in the high nibble, but
# a dump from a real ADT7411 chip shows that it is in the low nibble.
return if ($revision & 0x0f) != 0x04; # ADT7411
return 5;
}
# Chip to detect: 0 = aSC7512, 1 = aSC7611, 2 = aSC7621
# Registers used:
# 0x3e: Manufacturer ID