doc: fix a few typos

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/Documentation/usb/dwc3.txt b/Documentation/usb/dwc3.txt
index 7b590ed..1d02c01 100644
--- a/Documentation/usb/dwc3.txt
+++ b/Documentation/usb/dwc3.txt
@@ -28,7 +28,7 @@
       none
 
     - primary handler of the EP-interrupt
-      reads the event and tries to process it. Everything that requries
+      reads the event and tries to process it. Everything that requires
       sleeping is handed over to the Thread. The event is saved in an
       per-endpoint data-structure.
       We probably have to pay attention not to process events once we
diff --git a/Documentation/usb/wusb-cbaf b/Documentation/usb/wusb-cbaf
index 426ddaa..8b3d43e 100644
--- a/Documentation/usb/wusb-cbaf
+++ b/Documentation/usb/wusb-cbaf
@@ -36,7 +36,7 @@
 
  get-cdid DEVICE
 
-   Get the device ID associated to the HOST-CHDI we sent with
+   Get the device ID associated to the HOST-CHID we sent with
    'set-chid'. We might not know about it.
 
  set-cc DEVICE