unsigned int *refcnts;
        unsigned int i, j, k;
 
-       pr_info("Checking %s\n", drvname);
+       pr_info("sh_pfc: Checking %s\n", drvname);
        sh_pfc_num_regs = 0;
        sh_pfc_num_enums = 0;
 
        if (!sh_pfc_enums)
                goto free_regs;
 
-       pr_warn("Checking builtin pinmux tables\n");
+       pr_warn("sh_pfc: Checking builtin pinmux tables\n");
 
        for (i = 0; pdrv->id_table[i].name[0]; i++)
                sh_pfc_check_info((void *)pdrv->id_table[i].driver_data);
                sh_pfc_check_info(pdrv->driver.of_match_table[i].data);
 #endif
 
-       pr_warn("Detected %u errors and %u warnings\n", sh_pfc_errors,
+       pr_warn("sh_pfc: Detected %u errors and %u warnings\n", sh_pfc_errors,
                sh_pfc_warnings);
 
        kfree(sh_pfc_enums);