Changeset 850

Timestamp:

07/25/00 03:07:00 (13 years ago)

Author:

mds

Message:

(mds) add LM87 detection (no driver)

Location:

lm-sensors/trunk

Files:

• CHANGES (modified) (1 diff)
• doc/chips/SUMMARY (modified) (1 diff)
• prog/detect/sensors-detect (modified) (3 diffs)

lm-sensors/trunk/CHANGES

@@ -19 +19 @@
   Program sensors: new switch -u (--unknown)
   Program sensors-detect: detect Intel 82801BA (815E chipset)
+  Program sensors-detect: detect National LM87 (no driver yet)
 
 2.5.2 (20000709)

lm-sensors/trunk/doc/chips/SUMMARY

@@ -80 +80 @@
         lm80            1       7       2       -       yes     no
 
+lm87-to-be-written
+        lm87            2-3     6-8     0-2     1 pwm   yes     no
+
 maxilife
         maxilife-as     5       4       3       -       yes     no

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

@@ -255 +255 @@
             w83781d_isa_detect gl518sm_detect gl520sm_detect adm9240_detect 
             adm1021_detect sis5595_isa_detect eeprom_detect via686a_isa_detect
-            adm1022_detect ltc1710_detect gl525sm_detect ddcmonitor_detect);
+            adm1022_detect ltc1710_detect gl525sm_detect lm87_detect
+            ddcmonitor_detect);
 
 # This is a list of all recognized chips. 
@@ -322 +323 @@
        i2c_addrs => [0x28..0x2f],
        i2c_detect => sub { lm80_detect @_} ,
+     },
+     {
+       name => "National Semiconductor LM87",
+#        driver => "xxxxxxx",
+       i2c_addrs => [0x2c..0x2e],
+       i2c_detect => sub { lm87_detect @_} ,
      },
      {
@@ -1450 +1457 @@
 }
   
+# $_[0]: A reference to the file descriptor to access this chip.
+#        We may assume an i2c_set_slave_addr was already done.
+# $_[1]: Address
+# Returns: undef if not detected, (7) if detected.
+# Registers used: 0x3E, 0x3F
+#        Assume lower 2 bits of reg 0x3F are for revisions.
+sub lm87_detect
+{
+  my ($file,$addr) = @_;
+  return if (i2c_smbus_read_byte_data($file,0x3e)) != 0x02;
+  return if (i2c_smbus_read_byte_data($file,0x3f) & 0xfc) != 0x04;
+  return (7);
+}
+  
 # $_[0]: Chip to detect (0 = W83781D, 1 = W83782D, 2 = W83783S,
 #                        3 = W83627HF, 4 = AS99127F)