#define BIOS_SCRATCH_4                                    0x5cd
 
 MODULE_FIRMWARE("radeon/tahiti_smc.bin");
+MODULE_FIRMWARE("radeon/tahiti_k_smc.bin");
 MODULE_FIRMWARE("radeon/pitcairn_smc.bin");
+MODULE_FIRMWARE("radeon/pitcairn_k_smc.bin");
 MODULE_FIRMWARE("radeon/verde_smc.bin");
+MODULE_FIRMWARE("radeon/verde_k_smc.bin");
 MODULE_FIRMWARE("radeon/oland_smc.bin");
+MODULE_FIRMWARE("radeon/oland_k_smc.bin");
 MODULE_FIRMWARE("radeon/hainan_smc.bin");
+MODULE_FIRMWARE("radeon/hainan_k_smc.bin");
 
 union power_info {
        struct _ATOM_POWERPLAY_INFO info;
                chip_name = "tahiti";
                break;
        case CHIP_PITCAIRN:
-               chip_name = "pitcairn";
+               if ((adev->pdev->revision == 0x81) ||
+                   (adev->pdev->device == 0x6810) ||
+                   (adev->pdev->device == 0x6811) ||
+                   (adev->pdev->device == 0x6816) ||
+                   (adev->pdev->device == 0x6817) ||
+                   (adev->pdev->device == 0x6806))
+                       chip_name = "pitcairn_k";
+               else
+                       chip_name = "pitcairn";
                break;
        case CHIP_VERDE:
-               chip_name = "verde";
+               if ((adev->pdev->revision == 0x81) ||
+                   (adev->pdev->revision == 0x83) ||
+                   (adev->pdev->revision == 0x87) ||
+                   (adev->pdev->device == 0x6820) ||
+                   (adev->pdev->device == 0x6821) ||
+                   (adev->pdev->device == 0x6822) ||
+                   (adev->pdev->device == 0x6823) ||
+                   (adev->pdev->device == 0x682A) ||
+                   (adev->pdev->device == 0x682B))
+                       chip_name = "verde_k";
+               else
+                       chip_name = "verde";
                break;
        case CHIP_OLAND:
-               chip_name = "oland";
+               if ((adev->pdev->revision == 0xC7) ||
+                   (adev->pdev->revision == 0x80) ||
+                   (adev->pdev->revision == 0x81) ||
+                   (adev->pdev->revision == 0x83) ||
+                   (adev->pdev->device == 0x6604) ||
+                   (adev->pdev->device == 0x6605))
+                       chip_name = "oland_k";
+               else
+                       chip_name = "oland";
                break;
        case CHIP_HAINAN:
-               chip_name = "hainan";
+               if ((adev->pdev->revision == 0x81) ||
+                   (adev->pdev->revision == 0x83) ||
+                   (adev->pdev->revision == 0xC3) ||
+                   (adev->pdev->device == 0x6664) ||
+                   (adev->pdev->device == 0x6665) ||
+                   (adev->pdev->device == 0x6667))
+                       chip_name = "hainan_k";
+               else
+                       chip_name = "hainan";
                break;
        default: BUG();
        }