From e5c4564ee604412ad818056419306e7dc0bc39ba Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Wed, 1 Jul 2015 20:52:59 +0200 Subject: dm: usb: Document that mixing DM_DEVICE_REMOVE and DM_USB is a bad idea Document that mixing DM_DEVICE_REMOVE and DM_USB is a bad idea, and also why this is a bad idea. Signed-off-by: Hans de Goede Acked-by: Simon Glass --- drivers/core/Kconfig | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/core/Kconfig') diff --git a/drivers/core/Kconfig b/drivers/core/Kconfig index 2861b43..e40372d 100644 --- a/drivers/core/Kconfig +++ b/drivers/core/Kconfig @@ -38,6 +38,10 @@ config DM_DEVICE_REMOVE device. This is not normally required in SPL, so by default this option is disabled for SPL. + Note that this may have undesirable results in the USB subsystem as + it causes unplugged devices to linger around in the dm-tree, and it + causes USB host controllers to not be stopped when booting the OS. + config DM_STDIO bool "Support stdio registration" depends on DM -- cgit v1.1