[U-Boot] [RFC for-v2019.01 3/4] dm: MIGRATION: Add migration plan for CONFIG_SATA

[Tom Rini]

As the core of the subsystem has been converted along with some of the
drivers, formalize a deadline for migration.

Cc: Tuomas Tynkkynen <tuomas.tynkkynen at iki.fi>
Cc: Simon Glass <sjg at chromium.org>
Cc: Bin Meng <bmeng.cn at gmail.com>
Cc: Nikita Kiryanov <nikita at compulab.co.il>
Cc: York Sun <york.sun at nxp.com>
Cc: Fabio Estevam <festevam at gmail.com>
Cc: Peng Fan <peng.fan at nxp.com>
Cc: Stefano Babic <sbabic at denx.de>
Cc: Stefan Roese <sr at denx.de>
Signed-off-by: Tom Rini <trini at konsulko.com>
---
Apologies for the scattershot CC list here.  A problem with this
particular migration is we have a number of drivers for older platforms
without clear ownership.  Please feel free to loop in other people you
know that might have interest here.  Thanks!
---
 Makefile                       |  7 +++++++
 doc/driver-model/MIGRATION.txt | 10 ++++++++++
 2 files changed, 17 insertions(+)

diff --git a/Makefile b/Makefile
index 28ea46820b30..1f8ae23971bf 100644
--- a/Makefile
+++ b/Makefile
@@ -932,6 +932,13 @@ ifneq ($(CONFIG_DM_USB)$(CONFIG_OF_CONTROL)$(CONFIG_BLK),yyy)
 	@echo "See doc/driver-model/MIGRATION.txt for more info."
 	@echo "===================================================="
 endif
+ifeq ($(CONFIG_LIBATA)$(CONFIG_DM_SCSI)$(CONFIG_MVSATA_IDE),y)
+	@echo "===================== WARNING ======================"
+	@echo "This board does not use CONFIG_DM_SCSI. Please update"
+	@echo "the storage controller to use CONFIG_DM_USB before the v2019.07 release."
+	@echo "See doc/driver-model/MIGRATION.txt for more info."
+	@echo "===================================================="
+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 0b763f72a453..6df7e02a63de 100644
--- a/doc/driver-model/MIGRATION.txt
+++ b/doc/driver-model/MIGRATION.txt
@@ -25,6 +25,16 @@ The subsystem itself has been converted along with many of the host controller
 and maintainers should submit patches switching over to using CONFIG_DM_USB and
 other base driver model options in time for inclusion in the 2019.07 rerelease.
 
+CONFIG_SATA
+-----------
+
+Status: In progress
+Deadline: 2019.07
+
+The subsystem itself has been converted along with many of the host controller
+and maintainers should submit patches switching over to using CONFIG_AHCI and
+other base driver model options in time for inclusion in the 2019.07 rerelease.
+
 CONFIG_BLK
 ----------
 
-- 
2.7.4