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Add National Semiconductor LM64 detection.

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git-svn-id: http://lm-sensors.org/svn/lm-sensors/branches/lm-sensors-3.0.0@5214 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Jean Delvare
2008-04-27 07:08:08 +00:00
parent 7980b684e8
commit 4e66e0f377
2 changed files with 16 additions and 13 deletions
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1
CHANGES
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@@ -21,6 +21,7 @@ SVN-HEAD
Run chip_special_cases() earlier
New device ID for the SMSC SCH5317
Add SMSC SCH5127 detection
Add National Semiconductor LM64 detection
3.0.1 (2008-01-28)
documentation: Update the application writing guidelines

26
prog/detect/sensors-detect
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@@ -1249,6 +1249,12 @@ use vars qw(@pci_adapters_sis5595 @pci_adapters_sis645 @pci_adapters_sis96x);
i2c_addrs => [0x4c],
i2c_detect => sub { lm63_detect(1, @_); },
},
{
name => "National Semiconductor LM64",
driver => "to-be-written", # lm63
i2c_addrs => [0x18, 0x4e],
i2c_detect => sub { lm63_detect(3, @_); },
},
{
name => "Fintek F75363SG",
driver => "lm63", # Not yet
@@ -4050,16 +4056,15 @@ sub lm90_detect
}
# $_[0]: Chip to detect
# (1 = LM63, 2 = F75363SG)
# (1 = LM63, 2 = F75363SG, 3 = LM64)
# $_[1]: A reference to the file descriptor to access this chip.
# $_[2]: Address (unused)
# Returns: undef if not detected, 8 if detected.
# Returns: undef if not detected, 6 if detected.
# Registers used:
# 0xfe: Manufacturer ID
# 0xff: Chip ID / die revision
# 0x03: Configuration (two or three unused bits)
# 0x16: Alert mask (two or three unused bits)
# 0x03-0x0e: Mirrored registers (five pairs)
sub lm63_detect
{
my ($chip, $file, $addr) = @_;
@@ -4079,17 +4084,14 @@ sub lm63_detect
|| $cid != 0x20; # F75363SG
return if ($conf & 0x1a) != 0x00
|| ($mask & 0x84) != 0x00;
} elsif ($chip == 3) {
return if $mid != 0x01 # National Semiconductor
|| $cid != 0x51; # LM64
return if ($conf & 0x18) != 0x00
|| ($mask & 0xa4) != 0xa4;
}
# For compatibility with the LM86, some registers are mirrored
# to alternative locations
return if $conf != i2c_smbus_read_byte_data($file, 0x09);
foreach my $i (0x04, 0x05, 0x07, 0x08) {
return if i2c_smbus_read_byte_data($file, $i)
!= i2c_smbus_read_byte_data($file, $i+6);
}
return 8;
return 6;
}
# $_[0]: Chip to detect