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Add detection of Winbond WPCD377I (no sensors).

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git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@5660 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Jean Delvare
2009-02-19 12:41:05 +00:00
parent 244c34b5a7
commit 0bc948ca6a
2 changed files with 30 additions and 3 deletions
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32
prog/detect/sensors-detect
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@@ -2,7 +2,7 @@
#
# sensors-detect - Detect hardware monitoring chips
# Copyright (C) 1998 - 2002 Frodo Looijaard <frodol@dds.nl>
# Copyright (C) 2004 - 2008 Jean Delvare <khali@linux-fr.org>
# Copyright (C) 2004 - 2009 Jean Delvare <khali@linux-fr.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
@@ -531,6 +531,11 @@ use vars qw(@i2c_adapter_names);
driver => "lm85",
i2c_addrs => [0x2c..0x2e],
i2c_detect => sub { lm85_detect(@_, 6); },
}, {
name => "Winbond WPCD377I",
driver => "not-a-sensor",
i2c_addrs => [0x2c..0x2e],
i2c_detect => sub { lm85_detect(@_, 7); },
}, {
name => "Analog Devices ADT7462",
driver => "adt7462",
@@ -4126,7 +4131,8 @@ sub andigilog_aSC7511_detect
}
# Chip to detect: 0 = LM85, 1 = LM96000, 2 = ADM1027, 3 = ADT7463,
# 4 = EMC6D100/101, 5 = EMC6D102, 6 = EMC6D103
# 4 = EMC6D100/101, 5 = EMC6D102, 6 = EMC6D103,
# 7 = WPCD377I (no sensors)
# Registers used:
# 0x3e: Vendor register
# 0x3d: Device ID register (Analog Devices only)
@@ -4141,7 +4147,7 @@ sub lm85_detect
return if $vendor != 0x01; # National Semiconductor
return if $verstep != 0x60 # LM85 C
&& $verstep != 0x62; # LM85 B
} elsif ($chip == 1) {
} elsif ($chip == 1 || $chip == 7) {
return if $vendor != 0x01; # National Semiconductor
return if $verstep != 0x68 # LM96000
&& $verstep != 0x69; # LM96000
@@ -4168,6 +4174,26 @@ sub lm85_detect
return if i2c_smbus_read_byte_data($file, 0x3d) != 0x27;
return 8;
}
if ($chip == 1 || $chip == 7) {
# Differenciate between real LM96000 and Winbond WPCD377I.
# The latter emulate the former except that it has no
# hardware monitoring function so the readings are always
# 0.
my ($in_temp, $fan, $i);
for ($i = 0; $i < 8; $i++) {
$in_temp = i2c_smbus_read_byte_data($file, 0x20 + $i);
$fan = i2c_smbus_read_byte_data($file, 0x28 + $i);
if ($in_temp != 0x00 or $fan != 0xff) {
return 7 if $chip == 1;
return;
}
}
return 7 if $chip == 7;
return;
}
return 7;
}