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Refine MAX6650/MAX6651 detection.

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git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@2566 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Jean Delvare
2004-05-26 19:04:44 +00:00
parent 0034d3760a
commit ec19dbfa3f
1 changed files with 7 additions and 1 deletions
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8
prog/detect/sensors-detect
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@@ -4284,14 +4284,20 @@ sub w83l785ts_detect
# alarm enable register (0x08) - top 3 bits
# alarm status register (0x0A) - top 3 bits
# tachometer count time register (0x16) - top 6 bits
# Additionally, not all values are possible for lower 3 bits of
# the configuration register.
sub max6650_detect
{
my ($chip, $file) = @_;
my $conf = i2c_smbus_read_byte_data($file,0x02);
return if i2c_smbus_read_byte_data($file,0x16) & 0xFC;
return if i2c_smbus_read_byte_data($file,0x0A) & 0xE0;
return if i2c_smbus_read_byte_data($file,0x08) & 0xE0;
return if i2c_smbus_read_byte_data($file,0x14) & 0xE0;
return if i2c_smbus_read_byte_data($file,0x02) & 0xC0;
return if ($conf & 0xC0) or ($conf & 0x07) > 4;
return 4;
}