Documentation: devres: add PHY get/put functions to list of supported calls

Signed-off-by: Marko Katic <dromede.gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/Documentation/driver-model/devres.txt b/Documentation/driver-model/devres.txt
index 43cff70..db5e444 100644
--- a/Documentation/driver-model/devres.txt
+++ b/Documentation/driver-model/devres.txt
@@ -288,3 +288,7 @@
 PWM
   devm_pwm_get()
   devm_pwm_put()
+
+PHY
+  devm_usb_get_phy()
+  devm_usb_put_phy()