diff --git a/arch/mips/tx4938/toshiba_rbtx4938/setup.c b/arch/mips/tx4938/toshiba_rbtx4938/setup.c
index 57f3c705d08225ed5a4695b707405597763ff2af..84ebff711e6ee294f84cbde0fb091c47a7fe3be1 100644
--- a/arch/mips/tx4938/toshiba_rbtx4938/setup.c
+++ b/arch/mips/tx4938/toshiba_rbtx4938/setup.c
@@ -1115,7 +1115,7 @@ static void __init txx9_spi_init(unsigned long base, int irq)
 static int __init rbtx4938_spi_init(void)
 {
 	struct spi_board_info srtc_info = {
-		.modalias = "rs5c348",
+		.modalias = "rtc-rs5c348",
 		.max_speed_hz = 1000000, /* 1.0Mbps @ Vdd 2.0V */
 		.bus_num = 0,
 		.chip_select = 16 + SRTC_CS,
diff --git a/drivers/rtc/rtc-rs5c348.c b/drivers/rtc/rtc-rs5c348.c
index f50f3fc353cd64be4845c8dcc90bfd6eeb7cc877..839462659afa4c386c46758c5eed872a61df27d1 100644
--- a/drivers/rtc/rtc-rs5c348.c
+++ b/drivers/rtc/rtc-rs5c348.c
@@ -226,7 +226,7 @@ static int __devexit rs5c348_remove(struct spi_device *spi)
 
 static struct spi_driver rs5c348_driver = {
 	.driver = {
-		.name	= "rs5c348",
+		.name	= "rtc-rs5c348",
 		.bus	= &spi_bus_type,
 		.owner	= THIS_MODULE,
 	},