hwmon: (tmp401) Fix device detection for TMP411B and TMP411C

Turns out that TMP411B and TMP411C have different and unique device IDs.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jean Delvare <khali@linux-fr.org>

1 files changed, 16 insertions, 2 deletions

diff --git a/drivers/hwmon/tmp401.c b/drivers/hwmon/tmp401.c
index f4290ec7d9e7..be71a3e17cca 100644
--- a/drivers/hwmon/tmp401.c
+++ b/drivers/hwmon/tmp401.c
@@ -89,7 +89,9 @@ static const u8 TMP411_TEMP_HIGHEST_LSB[2]		= { 0x33, 0x37 };
 /* Manufacturer / Device ID's */
 #define TMP401_MANUFACTURER_ID                  0x55
 #define TMP401_DEVICE_ID                        0x11
-#define TMP411_DEVICE_ID                        0x12
+#define TMP411A_DEVICE_ID                       0x12
+#define TMP411B_DEVICE_ID                       0x13
+#define TMP411C_DEVICE_ID                       0x10
 #define TMP431_DEVICE_ID                        0x31
 
 /*
@@ -561,7 +563,19 @@ static int tmp401_detect(struct i2c_client *client,
                         return -ENODEV;
                 kind = tmp401;
                 break;
-        case TMP411_DEVICE_ID:
+        case TMP411A_DEVICE_ID:
+                if (client->addr != 0x4c)
+                        return -ENODEV;
+                kind = tmp411;
+                break;
+        case TMP411B_DEVICE_ID:
+                if (client->addr != 0x4d)
+                        return -ENODEV;
+                kind = tmp411;
+                break;
+        case TMP411C_DEVICE_ID:
+                if (client->addr != 0x4e)
+                        return -ENODEV;
                 kind = tmp411;
                 break;
         case TMP431_DEVICE_ID: