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Fix and improve EMC6W201 detection.

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git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@5972 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Jean Delvare
2011-05-07 11:56:45 +00:00
parent 16ebefd716
commit 26dc6f2011
1 changed files with 9 additions and 4 deletions
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13
prog/detect/sensors-detect
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@@ -563,7 +563,7 @@ use vars qw(@i2c_adapter_names);
i2c_detect => sub { lm85_detect(@_, 8); },
}, {
name => "SMSC EMC6W201",
driver => "to-be-written",
driver => "emc6w201",
i2c_addrs => [0x2c..0x2e],
i2c_detect => sub { emc6w201_detect(@_); },
}, {
@@ -4936,12 +4936,17 @@ sub emc6w201_detect
my $vendor = i2c_smbus_read_byte_data($file, 0x3e);
my $verstep = i2c_smbus_read_byte_data($file, 0x3f);
my $conf = i2c_smbus_read_byte_data($file, 0x40);
my $stepping;
return if $vendor != 0x5c; # SMSC
return if $verstep < 0xb0 || $verstep < 0xb1; # EMC6W201
return if $vendor != 0x5c; # SMSC
return if ($verstep & 0xf0) != 0xb0; # EMC6W201
return if ($conf & 0xf4) != 0x04;
return 6;
$stepping = $verstep & 0x0f;
return if $stepping > 3;
# So far we've only seen stepping 1 chips
return $stepping <= 1 ? 6 : 3;
}
# Chip to detect: 0 = LM87, 1 = ADM1024