Changeset 1410

Timestamp:

06/30/02 22:34:35 (11 years ago)

Author:

mds

Message:

detect LM85. patch from

Richard Barrington <rich_b_nz@…>

Files:

• lm-sensors/trunk/prog/detect/sensors-detect (modified) (5 diffs)

lm-sensors/trunk/prog/detect/sensors-detect

@@ -649 +649 @@
             ddcmonitor_detect ds1621_detect adm1024_detect fscpos_detect
             fscscy_detect pcf8591_detect arp_detect ipmi_kcs_detect
-            ipmi_smic_detect via8231_isa_detect );
+            ipmi_smic_detect via8231_isa_detect lm85_detect);
 
 # This is a list of all recognized chips. 
@@ -724 +724 @@
      },
      {
+       name => "National Semiconductor LM85",
+       driver => "Unwritten: lm85",
+       i2c_addrs => [0x2c..0x2e],
+       i2c_detect => sub { lm85_detect @_},
+     },
+     {
        name => "National Semiconductor LM87",
        driver => "lm87",
@@ -920 +926 @@
      } ,
      {
-       name => "Serial EEPROM (PC-100 DIMM)",
+       name => "Serial EEPROM (SDRAM DIMM)",
        driver => "eeprom",
        i2c_addrs => [0x50..0x57],
@@ -956 +962 @@
      },
      {
-       name => "SMBus 2.0 ARP-Capable Device??",
-       driver => "to-be-written",
+       name => "SMBus 2.0 ARP-Capable Device",
+       driver => "smbus-arp",
        i2c_addrs => [0x61],
        i2c_detect => sub { arp_detect @_},
@@ -1958 +1964 @@
   return (3);
 }
-  
+
+# $_[0]: A reference to the file descriptor to access this chip.
+# #_[1]: Base address.
+# Returns: undef if not detected, (7) if detected.
+# Registers used: 0x3e == Vendor register.
+#                 0x3f == Version/Stepping register.
+# Constants used: 0x01 == National Semiconductor Vendor Id.
+#                 0x60 == Version number. The lower 4 stepping
+#                         bits are masked and ignored.
+sub lm85_detect
+{
+  my ($file,$addr) = @_;
+  return if (i2c_smbus_read_byte_data($file,0x3e)) != 0x01;
+  return if (i2c_smbus_read_byte_data($file,0x3f) & 0xf0) != 0x60;
+  return (7);
+}
+
 # $_[0]: A reference to the file descriptor to access this chip.
 #        We may assume an i2c_set_slave_addr was already done.