intel/broadwell: Spelling fixes

Change-Id: I2f970c6970b4996fcefbde89332210f5a1afe836
Signed-off-by: Martin Roth <martin.roth@se-eng.com>
Reviewed-on: http://review.coreboot.org/7702
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
diff --git a/src/soc/intel/broadwell/pch.c b/src/soc/intel/broadwell/pch.c
index 82390a4..492d177 100644
--- a/src/soc/intel/broadwell/pch.c
+++ b/src/soc/intel/broadwell/pch.c
@@ -88,7 +88,7 @@
 	pci_write_config32(dev, PCH_PCS, reg32);
 }
 
-/* Set bit in Function Disble register to hide this device */
+/* Set bit in Function Disable register to hide this device */
 void pch_disable_devfn(device_t dev)
 {
 	switch (dev->path.pci.devfn) {