diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index b2005b4..52a8c8c 100644
--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -35,6 +35,7 @@ enum ds_type {
     ds_3231,
     m41t00,
     rx_8025,
+    mcp7941x,
     // rs5c372 too?  different address...
 };
 
@@ -42,6 +43,7 @@ enum ds_type {
 /* RTC registers don't differ much, except for the century flag */
 #define DS1307_REG_SECS        0x00    /* 00-59 */
 #    define DS1307_BIT_CH        0x80
+#    define MCP7941X_BIT_ST        0x80
 #    define DS1340_BIT_nEOSC        0x80
 #define DS1307_REG_MIN        0x01    /* 00-59 */
 #define DS1307_REG_HOUR        0x02    /* 00-23, or 1-12{am,pm} */
@@ -50,6 +52,7 @@ enum ds_type {
 #    define DS1340_BIT_CENTURY_EN    0x80    /* in REG_HOUR */
 #    define DS1340_BIT_CENTURY    0x40    /* in REG_HOUR */
 #define DS1307_REG_WDAY        0x03    /* 01-07 */
+#    define MCP7941X_BIT_VBATEN    0x08
 #define DS1307_REG_MDAY        0x04    /* 01-31 */
 #define DS1307_REG_MONTH    0x05    /* 01-12 */
 #    define DS1337_BIT_CENTURY    0x80    /* in REG_MONTH */
@@ -138,6 +141,8 @@ static const struct chip_desc chips[] = {
 [m41t00] = {
 },
 [rx_8025] = {
+},
+[mcp7941x] = {
 }, };
 
 static const struct i2c_device_id ds1307_id[] = {
@@ -151,6 +156,7 @@ static const struct i2c_device_id ds1307_id[] = {
     { "m41t00", m41t00 },
     { "pt7c4338", ds_1307 },
     { "rx8025", rx_8025 },
+    { "mcp7941x", mcp7941x },
     { }
 };
 MODULE_DEVICE_TABLE(i2c, ds1307_id);
@@ -365,6 +371,10 @@ static int ds1307_set_time(struct device *dev, struct rtc_time *t)
         buf[DS1307_REG_HOUR] |= DS1340_BIT_CENTURY_EN
                 | DS1340_BIT_CENTURY;
         break;
+    case mcp7941x:
+        buf[DS1307_REG_SECS] |= MCP7941X_BIT_ST;
+        buf[DS1307_REG_WDAY] |= MCP7941X_BIT_VBATEN;
+        break;
     default:
         break;
     }
@@ -809,6 +819,23 @@ read_rtc:
             dev_warn(&client->dev, "SET TIME!\n");
         }
         break;
+    case mcp7941x:
+        /* make sure that the backup battery is enabled */
+        if (!(ds1307->regs[DS1307_REG_WDAY] & MCP7941X_BIT_VBATEN)) {
+            i2c_smbus_write_byte_data(client, DS1307_REG_WDAY,
+                    ds1307->regs[DS1307_REG_WDAY]
+                    | MCP7941X_BIT_VBATEN);
+        }
+
+        /* clock halted?  turn it on, so clock can tick. */
+        if (!(tmp & MCP7941X_BIT_ST)) {
+            i2c_smbus_write_byte_data(client, DS1307_REG_SECS,
+                    MCP7941X_BIT_ST);
+            dev_warn(&client->dev, "SET TIME!\n");
+            goto read_rtc;
+        }
+
+        break;
     case rx_8025:
     case ds_1337:
     case ds_1339: