goto err_radio;
        }
        dev_info(&client->dev, "DeviceID=0x%4.4hx ChipID=0x%4.4hx\n",
-                       radio->registers[DEVICEID], radio->registers[CHIPID]);
-       if ((radio->registers[CHIPID] & CHIPID_FIRMWARE) < RADIO_FW_VERSION) {
+                       radio->registers[DEVICEID], radio->registers[SI_CHIPID]);
+       if ((radio->registers[SI_CHIPID] & SI_CHIPID_FIRMWARE) < RADIO_FW_VERSION) {
                dev_warn(&client->dev,
                        "This driver is known to work with "
                        "firmware version %hu,\n", RADIO_FW_VERSION);
                dev_warn(&client->dev,
                        "but the device has firmware version %hu.\n",
-                       radio->registers[CHIPID] & CHIPID_FIRMWARE);
+                       radio->registers[SI_CHIPID] & SI_CHIPID_FIRMWARE);
                version_warning = 1;
        }
 
 
                goto err_ctrl;
        }
        dev_info(&intf->dev, "DeviceID=0x%4.4hx ChipID=0x%4.4hx\n",
-                       radio->registers[DEVICEID], radio->registers[CHIPID]);
-       if ((radio->registers[CHIPID] & CHIPID_FIRMWARE) < RADIO_FW_VERSION) {
+                       radio->registers[DEVICEID], radio->registers[SI_CHIPID]);
+       if ((radio->registers[SI_CHIPID] & SI_CHIPID_FIRMWARE) < RADIO_FW_VERSION) {
                dev_warn(&intf->dev,
                        "This driver is known to work with "
                        "firmware version %hu,\n", RADIO_FW_VERSION);
                dev_warn(&intf->dev,
                        "but the device has firmware version %hu.\n",
-                       radio->registers[CHIPID] & CHIPID_FIRMWARE);
+                       radio->registers[SI_CHIPID] & SI_CHIPID_FIRMWARE);
                version_warning = 1;
        }
 
 
 #define DEVICEID_PN            0xf000  /* bits 15..12: Part Number */
 #define DEVICEID_MFGID         0x0fff  /* bits 11..00: Manufacturer ID */
 
-#define CHIPID                 1       /* Chip ID */
-#define CHIPID_REV             0xfc00  /* bits 15..10: Chip Version */
-#define CHIPID_DEV             0x0200  /* bits 09..09: Device */
-#define CHIPID_FIRMWARE                0x01ff  /* bits 08..00: Firmware Version */
+#define SI_CHIPID              1       /* Chip ID */
+#define SI_CHIPID_REV          0xfc00  /* bits 15..10: Chip Version */
+#define SI_CHIPID_DEV          0x0200  /* bits 09..09: Device */
+#define SI_CHIPID_FIRMWARE     0x01ff  /* bits 08..00: Firmware Version */
 
 #define POWERCFG               2       /* Power Configuration */
 #define POWERCFG_DSMUTE                0x8000  /* bits 15..15: Softmute Disable */