Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>

drivers/usb/c67x00/c67x00-drv.c

@@ -27,7 +27,7 @@
  * the link between the common hardware parts and the subdrivers (e.g.
  * interrupt handling).
  *
- * The c67x00 has 2 SIE's (serial interface engine) wich can be configured
+ * The c67x00 has 2 SIE's (serial interface engine) which can be configured
  * to be host, device or OTG (with some limitations, E.G. only SIE1 can be OTG).
  *
  * Depending on the platform configuration, the SIE's are created and

drivers/usb/c67x00/c67x00-hcd.h

@@ -34,7 +34,7 @@
 /*
  * The following parameters depend on the CPU speed, bus speed, ...
  * These can be tuned for specific use cases, e.g. if isochronous transfers
- * are very important, bandwith can be sacrificed to guarantee that the
+ * are very important, bandwidth can be sacrificed to guarantee that the
  * 1ms deadline will be met.
  * If bulk transfers are important, the MAX_FRAME_BW can be increased,
  * but some (or many) isochronous deadlines might not be met.

drivers/usb/c67x00/c67x00-sched.c

@@ -907,7 +907,7 @@ static inline int c67x00_end_of_data(struct c67x00_td *td)
 
 /* Remove all td's from the list which come
  * after last_td and are meant for the same pipe.
- * This is used when a short packet has occured */
+ * This is used when a short packet has occurred */
 static inline void c67x00_clear_pipe(struct c67x00_hcd *c67x00,
 				     struct c67x00_td *last_td)
 {