Changeset 5784

Timestamp:

10/16/09 21:55:03 (4 years ago)

Author:

khali

Message:

Add detection for Analog Devices ADT7490.

Location:

lm-sensors/trunk

Files:

• CHANGES (modified) (1 diff)
• prog/detect/sensors-detect (modified) (2 diffs)

lm-sensors/trunk/CHANGES

@@ -22 +22 @@
                   Add SMBus detection for AMD Hudson-2
                   Add detection for Nuvoton W83667HG-B and W83677HG-I
+                  Add detection for Analog Devices ADT7490
   sysconfig-lm_sensors-convert: Fix exit code
 

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

@@ -583 +583 @@
                 i2c_detect => sub { adt7467_detect(@_, 1); },
         }, {
+                name => "Analog Devices ADT7490",
+                driver => "to-be-written",
+                i2c_addrs => [0x2c..0x2e],
+                i2c_detect => sub { adt7490_detect(@_); },
+        }, {
                 name => "Andigilog aSC7511",
                 driver => "to-be-written",
@@ -4282 +4287 @@
         return if $chip == 0 && $cid != 0x73;   # ADT7473
         return if $chip == 1 && $cid != 0x75;   # ADT7475
+        return 5;
+}
+
+# Registers used:
+#   0x3e: Manufacturer ID
+#   0x3f: Chip ID
+sub adt7490_detect
+{
+        my ($file, $addr, $chip) = @_;
+        my $mid = i2c_smbus_read_byte_data($file, 0x3e);
+        my $cid = i2c_smbus_read_byte_data($file, 0x3f);
+
+        return if $mid != 0x41;                 # Analog Devices
+        return if ($cid & 0xfc) != 0x6c;        # ADT7490
         return 5;
 }