From: Jean-Jacques Hiblot Date: Fri, 7 Dec 2018 13:50:53 +0000 (+0100) Subject: drivers: core: Add the option SPL_DM_DEVICE_REMOVE to the Kconfig X-Git-Tag: v2019.01-rc2~14^2~3 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=85e51be9fb838eec68590cba991f07345fc07488;p=platform%2Fkernel%2Fu-boot.git drivers: core: Add the option SPL_DM_DEVICE_REMOVE to the Kconfig It is currently not possible to include the support to remove devices in the SPL. This is however needed by platforms that re-select their dtb after DM is initialized; they need to remove all the previously bound devices before triggering a scan of the new DT. Add a Kconfig option to be able to include the support for device removal in the SPL. Signed-off-by: Jean-Jacques Hiblot Reviewed-by: Simon Glass Seeries-changes:3 - update commit message Reviewed-by: Tom Rini Reviewed-by: Heiko Schocher --- diff --git a/drivers/core/Kconfig b/drivers/core/Kconfig index e8ba20c..046b87a 100644 --- a/drivers/core/Kconfig +++ b/drivers/core/Kconfig @@ -57,13 +57,21 @@ config DM_DEVICE_REMOVE default y help We can save some code space by dropping support for removing a - device. This is not normally required in SPL, so by default this - option is disabled for SPL. + device. 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 SPL_DM_DEVICE_REMOVE + bool "Support device removal in SPL" + depends on SPL_DM + default n + help + We can save some code space by dropping support for removing a + device. This is not normally required in SPL, so by default this + option is disabled for SPL. + config DM_STDIO bool "Support stdio registration" depends on DM