On Tue, Jul 21, 2015 at 7:53 AM, Robert Nelson <[email protected]> wrote: > Thanks Maxim, > > On Tue, Jul 21, 2015 at 2:45 AM, Maxim Podbereznyy <[email protected]> wrote: >> I could in my archive messages: >> >> I can confirm that the pulsing detected by PMIC on USB_DC signal is the >> probing from USB-OTG. >> >> >> >> After I disabled the USB-OTG in the kernel, the system has never rebooted. >> Btw I also re-loaded Angstrom image (3.8 kernel) and Andrew's Android image >> (with 3.8 kernel). I did not observe USB-OTG probing pulses on the VBus. I >> believe in the 3.8 kernel, the USB-OTG has not been implemented/enabled. >> That might be reason why it seems that 3.8 kernel doesn't have the random >> reboot behavior. >> >> In case anyone wants to test it out, here is the change in the source code >> (NOTE: ignore the line and column numbers; just search for the struct >> "static struct omap_musb_board_data musb_board_data" ): > > This shouldn't be an issue, as we define what they are.. > > &usb0 { > status = "okay"; > dr_mode = "peripheral"; > }; > > &usb1 { > status = "okay"; > dr_mode = "host"; > }; > > but just in-case we have a regression somewhere else, i'll push out a > test with otg disabled. (it's enabled in 3.14.x and we need it for the > x15)
diff --git a/patches/defconfig b/patches/defconfig index 79ae693..7731b6a 100644 --- a/patches/defconfig +++ b/patches/defconfig @@ -4070,7 +4070,7 @@ CONFIG_USB_ANNOUNCE_NEW_DEVICES=y # CONFIG_USB_DEFAULT_PERSIST=y CONFIG_USB_DYNAMIC_MINORS=y -CONFIG_USB_OTG=y +# CONFIG_USB_OTG is not set # CONFIG_USB_OTG_WHITELIST is not set # CONFIG_USB_OTG_BLACKLIST_HUB is not set # CONFIG_USB_OTG_FSM is not set wget http://rcn-ee.homeip.net:81/farm/testing/linux-image-4.1.2-ti-r4.6_1cross_armhf.deb sudo dpkg -i linux-image-4.1.2-ti-r4.6_1cross_armhf.deb sudo reboot Regards, -- Robert Nelson https://rcn-ee.com/ -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
