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-rw-r--r--Documentation/usb/chipidea.txt2
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/usb/chipidea.txt b/Documentation/usb/chipidea.txt
index 4c0e2ea..995c8bc 100644
--- a/Documentation/usb/chipidea.txt
+++ b/Documentation/usb/chipidea.txt
@@ -5,7 +5,7 @@ with 2 Freescale i.MX6Q sabre SD boards.
1.1 How to enable OTG FSM in menuconfig
---------------------------------------
-Select CONFIG_USB_OTG_FSM.
+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:
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