diff --git a/CHANGES b/CHANGES
index bbe950f6..5ddc0536 100644
--- a/CHANGES
+++ b/CHANGES
@@ -31,6 +31,7 @@ SVN-HEAD
                   Simplify loading of bus drivers
                   Fix bus number prediction logic (#2327)
                   Suggest the sbs driver for smart batteries
+                  Drop alias detection for Super-I/O chips
 
 3.0.3 (2008-09-28)
   libsensors: Avoid namespace pollution
diff --git a/prog/detect/sensors-detect b/prog/detect/sensors-detect
index f31e00b7..a1239c97 100755
--- a/prog/detect/sensors-detect
+++ b/prog/detect/sensors-detect
@@ -1124,10 +1124,6 @@ use vars qw(@i2c_adapter_names);
 #  devid: The device ID we have to match (base device)
 #  devid_mask (optional): Bitmask to apply before checking the device ID
 #  logdev: The logical device containing the sensors
-#  alias_detect (optional): For chips which can be both on the LPC and the
-#      I2C bus, a function which detects whether two entries are the same.
-#      The function will be passed three parameters: the LPC address, an
-#      open file descriptor to access the I2C bus, and the I2C address.
 use vars qw(@superio_ids_natsemi @superio_ids_smsc @superio_ids_smsc_ns
 	    @superio_ids_winbond @superio_ids_ite @superio_ids);
 
@@ -1449,7 +1445,6 @@ use vars qw(@superio_ids_natsemi @superio_ids_smsc @superio_ids_smsc_ns
 		driver => "vt1211",
 		devid => 0x3c,
 		logdev => 0x0b,
-		alias_detect => sub { vt1211_alias_detect(@_); },
 	}, {
 		name => "VIA VT1212 Super IO Lite",	# in 100 pin TQFP package
 		driver => "not-a-sensor",
@@ -1463,7 +1458,6 @@ use vars qw(@superio_ids_natsemi @superio_ids_smsc @superio_ids_smsc_ns
 		driver => "w83627hf",
 		devid => 0x52,
 		logdev => 0x0b,
-		alias_detect => sub { winbond_alias_detect(@_, 0x2b, 0x3d); },
 	}, {
 		name => "Winbond W83627THF/THG Super IO Sensors",
 		driver => "w83627hf",
@@ -1497,14 +1491,12 @@ use vars qw(@superio_ids_natsemi @superio_ids_smsc @superio_ids_smsc_ns
 		devid => 0x8840,
 		devid_mask => 0xFFC0,
 		logdev => 0x0b,
-		alias_detect => sub { winbond_alias_detect(@_, 0x2b, 0x3e); },
 	}, {
 		name => "Winbond W83627DHG Super IO Sensors",
 		driver => "w83627ehf",
 		devid => 0xA020,
 		devid_mask => 0xFFF0,
 		logdev => 0x0b,
-		alias_detect => sub { winbond_alias_detect(@_, 0x2b, 0x3e); },
 	}, {
 		name => "Winbond W83L517D Super IO",
 		driver => "not-a-sensor",
@@ -1571,7 +1563,6 @@ use vars qw(@superio_ids_natsemi @superio_ids_smsc @superio_ids_smsc_ns
 		driver => "it87",
 		devid => 0x8712,
 		logdev => 0x04,
-		alias_detect => sub { winbond_alias_detect(@_, 0x30, 0x45); },
 	}, {
 		name => "ITE IT8716F Super IO Sensors",
 		driver => "it87",
@@ -2909,8 +2900,7 @@ sub probe_superio
 		isa_addr => $addr,
 		chipname => $chip->{name}
 	};
-	add_isa_to_chips_detected($chip->{driver}, $new_hash,
-				  $chip->{alias_detect});
+	add_isa_to_chips_detected($chip->{driver}, $new_hash);
 }
 
 # Detection routine for non-standard SMSC Super I/O chips
@@ -4651,19 +4641,6 @@ sub winbond_alias_detect
 	return 1;
 }
 
-sub vt1211_alias_detect
-{
-	my ($isa_addr, $file, $i2c_addr) = @_;
-	my $i;
-
-	return 0 unless (inb($isa_addr + 0x48) & 0x7f) == $i2c_addr;
-	for ($i = 0x2b; $i <= 0x3d; $i++) {
-		return 0 unless inb($isa_addr + $i) ==
-				i2c_smbus_read_byte_data($file, $i);
-	}
-	return 1;
-}
-
 ######################
 # PCI CHIP DETECTION #
 ######################