dm: MIGRATION: Add migration plan for DM_MMC

Given that at this point the MMC subsystem itself has been migrated
along with a number of subsystem drivers, formalize a deadline for
migration.

Reviewed-by: Simon Glass <sjg@chromium.org>
Cc: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>

diff --git a/Makefile b/Makefile
index 2c607d5..ed9b6a1 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -920,6 +920,16 @@ ifeq ($(CONFIG_DM_I2C_COMPAT)$(CONFIG_SANDBOX),y)
        @echo "before sending patches to the mailing list."
        @echo "===================================================="
 endif
+ifeq ($(CONFIG_MMC),y)
+ifneq ($(CONFIG_DM_MMC)$(CONFIG_OF_CONTROL)$(CONFIG_BLK),yyy)
+       @echo "===================== WARNING ======================"
+       @echo "This board does not use CONFIG_DM_MMC. Please update"
+       @echo "the board to use CONFIG_DM_MMC before the v2019.04 release."
+       @echo "Failure to update by the deadline may result in board removal."
+       @echo "See doc/driver-model/MIGRATION.txt for more info."
+       @echo "===================================================="
+endif
+endif
        @# Check that this build does not use CONFIG options that we do not
        @# know about unless they are in Kconfig. All the existing CONFIG
        @# options are whitelisted, so new ones should not be added.

diff --git a/doc/driver-model/MIGRATION.txt b/doc/driver-model/MIGRATION.txt
index 5ebefd6..71c2657 100644 (file)
--- a/doc/driver-model/MIGRATION.txt
+++ b/doc/driver-model/MIGRATION.txt
@@ -5,6 +5,15 @@ U-Boot has been migrating to a new driver model since its introduction in
 2014. This file describes the schedule for deprecation of pre-driver-model
 features.
 
+CONFIG_DM_MMC
+-------------
+
+Status: In progress
+Deadline: 2019.04
+
+The subsystem itself has been converted and maintainers should submit patches
+switching over to using CONFIG_DM_MMC and other base driver model options in
+time for inclusion in the 2019.04 rerelease.
 
 CONFIG_BLK
 ----------