PWM: Correct misspellings of "module" in context of PWM

Signed-off-by: NRobert P. J. Day <rpjday@crashcourse.ca>
Acked-by: NHeiko Schocher <hs@denx.de>

README

@@ -1361,7 +1361,7 @@ The following options need to be configured:
 
 - PWM Support:
 		CONFIG_PWM_IMX
-		Support for PWM modul on the imx6.
+		Support for PWM module on the imx6.
 
 - TPM Support:
 		CONFIG_TPM

drivers/pwm/pwm-imx-util.c

@@ -2,7 +2,7 @@
  * (C) Copyright 2014
  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
  *
- * Basic support for the pwm modul on imx6.
+ * Basic support for the pwm module on imx6.
  *
  * Based on linux:drivers/pwm/pwm-imx.c
  * from

drivers/pwm/pwm-imx-util.h

@@ -2,7 +2,7 @@
  * (C) Copyright 2014
  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
  *
- * Basic support for the pwm modul on imx6.
+ * Basic support for the pwm module on imx6.
  *
  * SPDX-License-Identifier:	GPL-2.0
  */

drivers/pwm/pwm-imx.c

@@ -2,7 +2,7 @@
  * (C) Copyright 2014
  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
  *
- * Basic support for the pwm modul on imx6.
+ * Basic support for the pwm module on imx6.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */