Whenever babble happens, MUSB controller will drop session automatically. The only case where it won't drop the session, is when we're running on AM335x and SW_SESSION_CTRL bit has been set. In that case, controller will not touch session bit so SW has a chance to recover from babble condition.
Signed-off-by: Felipe Balbi <[email protected]> --- drivers/usb/musb/musb_core.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index a7f579b463a5..0ce339cf16b2 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -880,7 +880,6 @@ b_host: */ if (power & MUSB_POWER_HSMODE) { dev_err(musb->controller, "Babble\n"); - musb_writeb(musb->mregs, MUSB_DEVCTL, 0); if (is_host_active(musb)) { musb_generic_disable(musb); -- 2.3.0 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
