diff --git a/drivers/rtc/rtc-rx8025.c b/drivers/rtc/rtc-rx8025.c
index 789f62f9b47d4b288ba8dffe30adeaf123c1fc84..1146e3522d3cdc82b512fc751e4ac6adf03c0440 100644
--- a/drivers/rtc/rtc-rx8025.c
+++ b/drivers/rtc/rtc-rx8025.c
@@ -461,7 +461,7 @@ static struct rtc_class_ops rx8025_rtc_ops = {
  * Clock precision adjustment support
  *
  * According to the RX8025 SA/NB application manual the frequency and
- * temperature charateristics can be approximated using the following
+ * temperature characteristics can be approximated using the following
  * equation:
  *
  *   df = a * (ut - t)**2
diff --git a/drivers/serial/68360serial.c b/drivers/serial/68360serial.c
index 24661cd5e4fbc6048fea6e96ebd945aa0155f90e..768612f8e41e24e304f6a32093ce377b76448695 100644
--- a/drivers/serial/68360serial.c
+++ b/drivers/serial/68360serial.c
@@ -2649,7 +2649,7 @@ static int __init rs_360_init(void)
 				sup->tfcr = SMC_EB;
 
 				/* Set this to 1 for now, so we get single
-				 * character interrupts.  Using idle charater
+				 * character interrupts.  Using idle character
 				 * time requires some additional tuning.
 				 */
 				sup->mrblr = 1;
@@ -2728,7 +2728,7 @@ static int __init rs_360_init(void)
 				up->tfcr = SMC_EB;
 
 				/* Set this to 1 for now, so we get single
-				 * character interrupts.  Using idle charater
+				 * character interrupts.  Using idle character
 				 * time requires some additional tuning.
 				 */
 				up->mrblr = 1;
@@ -2886,7 +2886,7 @@ int serial_console_setup( struct console *co, char *options)
 		sup->tfcr = SMC_EB;
 
 		/* Set this to 1 for now, so we get single
-		 * character interrupts.  Using idle charater
+		 * character interrupts.  Using idle character
 		 * time requires some additional tuning.
 		 */
 		sup->mrblr = 1;
diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c
index 9eb62a256e9a675af529475d178c7925e6de5302..9259e849f463306a4f328d211cceacae605c8ff1 100644
--- a/drivers/serial/cpm_uart/cpm_uart_core.c
+++ b/drivers/serial/cpm_uart/cpm_uart_core.c
@@ -852,7 +852,7 @@ static void cpm_uart_init_smc(struct uart_cpm_port *pinfo)
 	 */
 	cpm_set_smc_fcr(up);
 
-	/* Using idle charater time requires some additional tuning.  */
+	/* Using idle character time requires some additional tuning.  */
 	out_be16(&up->smc_mrblr, pinfo->rx_fifosize);
 	out_be16(&up->smc_maxidl, pinfo->rx_fifosize);
 	out_be16(&up->smc_brklen, 0);