Changeset 5811

Timestamp:

12/15/09 17:53:00 (3 years ago)

Author:

khali

Message:

Add detection for Texas Instruments AMC6821.

Location:

lm-sensors/trunk

Files:

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

lm-sensors/trunk/CHANGES

@@ -42 +42 @@
                   Add detection for Nuvoton W83L771AWG/ASG
                   Add detection for VIA Nano
+                  Add detection for Texas Instruments AMC6821
   sysconfig-lm_sensors-convert: Fix exit code
 

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

@@ -939 +939 @@
                 i2c_detect => sub { tmp42x_detect(@_, 2); },
         }, {
+                name => "Texas Instruments AMC6821",
+                driver => "amc6821",
+                i2c_addrs => [0x18..0x1a, 0x2c..0x2e, 0x4c..0x4e],
+                i2c_detect => sub { amc6821_detect(@_); },
+        }, {
                 name => "National Semiconductor LM95231",
                 driver => "to-be-written",
@@ -4044 +4049 @@
         return 6 if ($chip == 1 && $cid == 0x22); # TMP422
         return 6 if ($chip == 2 && $cid == 0x23); # TMP423
+
+        return;
+}
+
+# Registers used:
+#   0x3d: Device ID
+#   0x3e: Company ID
+sub amc6821_detect()
+{
+        my ($file, $addr) = @_;
+
+        my $dev_id = i2c_smbus_read_byte_data($file, 0x3d);
+        my $comp_id = i2c_smbus_read_byte_data($file, 0x3e);
+
+        return if ($comp_id != 0x49);           # Texas Instruments
+        return 5 if ($dev_id == 0x21);          # AMC6821
 
         return;