Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/net/at1700.c b/drivers/net/at1700.c
index f4744fc..65a78f9 100644
--- a/drivers/net/at1700.c
+++ b/drivers/net/at1700.c
@@ -133,7 +133,7 @@
 /* Run-time register bank 2 definitions. */
 #define DATAPORT		8		/* Word-wide DMA or programmed-I/O dataport. */
 #define TX_START		10
-#define COL16CNTL		11		/* Controll Reg for 16 collisions */
+#define COL16CNTL		11		/* Control Reg for 16 collisions */
 #define MODE13			13
 #define RX_CTRL			14
 /* Configuration registers only on the '865A/B chips. */