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Add support for LM82, LM86 and LM89.

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Better detection for LM83 and LM90.


git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@1888 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Jean Delvare 2003-07-19 22:09:39 +00:00
parent 9df7880ad6
commit e88c9708bf
1 changed files with 54 additions and 14 deletions
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68
prog/detect/sensors-detect
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@ -1043,6 +1043,12 @@ use subs qw(mtp008_detect lm78_detect lm78_isa_detect lm78_alias_detect
i2c_addrs => [0x18..0x1a,0x29..0x2b,0x4c..0x4e],
i2c_detect => sub { adm1021_detect 7, @_ },
},
{
name => "National Semiconductor LM82",
driver => "to-be-written",
i2c_addrs => [0x18..0x1a,0x29..0x2b,0x4c..0x4e],
i2c_detect => sub { lm83_detect 1, @_ },
},
{
name => "National Semiconductor LM83",
driver => "lm83",
@ -1055,6 +1061,18 @@ use subs qw(mtp008_detect lm78_detect lm78_isa_detect lm78_alias_detect
i2c_addrs => [0x4c],
i2c_detect => sub { lm90_detect 0, @_ },
},
{
name => "National Semiconductor LM89",
driver => "to-be-written",
i2c_addrs => [0x4c],
i2c_detect => sub { lm90_detect 1, @_ },
},
{
name => "National Semiconductor LM86",
driver => "to-be-written",
i2c_addrs => [0x4c],
i2c_detect => sub { lm90_detect 2, @_ },
},
{
name => "Analog Devices ADM1022",
driver => "thmc50",
@ -2378,7 +2396,6 @@ sub ds1621_detect
# $_[1]: Address
# Returns: undef if not detected, (3) if detected.
# Registers used:
# Registers used:
# 0x02: Interrupt state register
# How to detect this beast?
sub lm80_detect
@ -2396,29 +2413,38 @@ sub lm80_detect
}
# $_[0]: Chip to detect
# (0 = LM83)
# (0 = LM83, 1 = LM82)
# $_[1]: A reference to the file descriptor to access this chip.
# We may assume an i2c_set_slave_addr was already done.
# $_[2]: Address
# Returns: undef if not detected, 6 or 8 if detected.
# Returns: undef if not detected, 5 to 8 if detected.
# Registers used:
# 0x03: Configuration
# 0x04: Company ID of LM84
# 0xfe: Manufacturer ID
# 0xff: Chip ID / die revision
# We can use the LM84 Company ID register because the LM83 and the LM82 are
# compatible with the LM84.
# We give a lower confidence to the LM83 because it has no known Die Revision
# so far.
sub lm83_detect
{
my ($chip, $file,$addr) = @_;
my ($chip, $file) = @_;
return if $chip == 0 and i2c_smbus_read_byte_data($file,0xfe) != 0x01;
return 8
return if $chip == 1 and i2c_smbus_read_byte_data($file,0xfe) != 0x01
|| i2c_smbus_read_byte_data($file,0xff) != 0x01;
return if (i2c_smbus_read_byte_data($file,0x03) & 0x41) != 0;
return (7 + ($chip != 0))
if i2c_smbus_read_byte_data($file,0x04) == 0x00;
return 6;
return (5 + ($chip != 0));
}
# $_[0]: Chip to detect
# (0 = LM90)
# (0 = LM90, 1=LM89, 2=LM86)
# $_[1]: A reference to the file descriptor to access this chip.
# We may assume an i2c_set_slave_addr was already done.
# $_[2]: Address
# Returns: undef if not detected, 6, 7 or 8 if detected.
# Returns: undef if not detected, 7 or 8 if detected.
# Registers used:
# 0x03: Configuration
# 0xfe: Manufacturer ID
@ -2427,13 +2453,27 @@ sub lm90_detect
{
my $reg;
my ($chip, $file,$addr) = @_;
return if $chip == 0 and i2c_smbus_read_byte_data($file,0xfe) != 0x01;
return if i2c_smbus_read_byte_data($file,0xfe) != 0x01;
return if (i2c_smbus_read_byte_data($file,0x03) & 0x2a) != 0;
return 8
if ($reg = i2c_smbus_read_byte_data($file,0xff)) == 0x21;
return 7
if $reg > 0x21 and $reg < 0x30;
return 6;
if ($chip == 0) {
return 8
if ($reg = i2c_smbus_read_byte_data($file,0xff)) == 0x21;
return 7
if $reg > 0x21 and $reg < 0x30;
}
if ($chip == 1) {
return 8
if ($reg = i2c_smbus_read_byte_data($file,0xff)) == 0x31;
return 7
if $reg > 0x31 and $reg < 0x40;
}
if ($chip == 2) {
return 8
if ($reg = i2c_smbus_read_byte_data($file,0xff)) == 0x11;
return 7
if $reg > 0x11 and $reg < 0x20;
}
return;
}
# $_[0]: Vendor to check for