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-rw-r--r--Documentation/usb/chipidea.txt4
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/usb/chipidea.txt b/Documentation/usb/chipidea.txt
index 3f848c1f2940..05f735a1b5a5 100644
--- a/Documentation/usb/chipidea.txt
+++ b/Documentation/usb/chipidea.txt
@@ -7,8 +7,8 @@ with 2 Freescale i.MX6Q sabre SD boards.
---------------------------------------
Select CONFIG_USB_OTG_FSM, rebuild kernel Image and modules.
If you want to check some internal variables for otg fsm,
-select CONFIG_USB_CHIPIDEA_DEBUG, there are 2 files which
-can show otg fsm variables and some controller registers value:
+mount debugfs, there are 2 files which can show otg fsm
+variables and some controller registers value:
cat /sys/kernel/debug/ci_hdrc.0/otg
cat /sys/kernel/debug/ci_hdrc.0/registers