mainboard/intel/mohonpeak: code cleanup

Code cleanup requested in commit 90957f88 -
"mainboard/intel: Add Mohon Peak CRB for Intel's atom c2000"

- Change com2 to COM2 in Kconfig text
- clean up includes of headers
- fix whitespace

Change-Id: I828bc4781ee7de95be5546206c5d6033b75293d9
Signed-off-by: Martin Roth <martin.roth@se-eng.com>
Reviewed-on: http://review.coreboot.org/6607
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>

src/mainboard/intel/mohonpeak/gpio.h

@@ -20,7 +20,7 @@
 #ifndef MOHONPEAK_GPIO_H
 #define MOHONPEAK_GPIO_H
 
-#include "southbridge/intel/fsp_rangeley/gpio.h"
+#include <southbridge/intel/fsp_rangeley/gpio.h>
 
 /* Core GPIO */
 const struct soc_gpio soc_gpio_mode = {
@@ -175,4 +175,4 @@ const struct soc_gpio_map gpio_map = {
 	},
 };
 
-#endif
+#endif /* MOHONPEAK_GPIO_H */