This patch adds a call to dm_remove_devices_flags() to announce_and_cleanup() so that drivers that have one of the removal flags set (e.g. DM_FLAG_ACTIVE_DMA_REMOVE) in their driver struct, may do some last-stage cleanup before the OS is started.
Signed-off-by: Stefan Roese sr@denx.de Reviewed-by: Simon Glass sjg@chromium.org --- v2: - Added Simons Reviewed-by
arch/arm/lib/bootm.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/arch/arm/lib/bootm.c b/arch/arm/lib/bootm.c index 8125cf023f..426bee6da5 100644 --- a/arch/arm/lib/bootm.c +++ b/arch/arm/lib/bootm.c @@ -14,6 +14,8 @@
#include <common.h> #include <command.h> +#include <dm/device.h> +#include <dm/root.h> #include <image.h> #include <u-boot/zlib.h> #include <asm/byteorder.h> @@ -91,6 +93,13 @@ static void announce_and_cleanup(int fake)
board_quiesce_devices();
+ /* + * Call remove function of all devices with a removal flag set. + * This may be useful for last-stage operations, like cancelling + * of DMA operation or releasing device internal buffers. + */ + dm_remove_devices_flags(DM_REMOVE_ACTIVE_ALL); + cleanup_before_linux(); }