When tried to enable OTG FSM, we need to rebuild both kernel Image and modules, since there are some codes at gadget modules which are controlled by related configurations. Signed-off-by: Peter Chen <peter.chen@xxxxxxxxxxxxx> --- Documentation/usb/chipidea.txt | 2 +- 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: -- 1.7.8 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html