dm: MIGRATION: Update migration plan for SPI

- v2019.04 for no dm conversion drivers
- v2019.07 for partially converted drivers.

Note: there were many updates on this deadline, so better
not update this again.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/doc/driver-model/MIGRATION.txt b/doc/driver-model/MIGRATION.txt
index dce4aa3..183d7f5 100644
--- a/doc/driver-model/MIGRATION.txt
+++ b/doc/driver-model/MIGRATION.txt
@@ -55,9 +55,6 @@
 Board Maintainers should submit the patches for enabling DM_SPI and DM_SPI_FLASH
 to move the migration with in the deadline.
 
-Status: In progress
-Deadline: 2018.09
-
 No dm conversion yet:
 	drivers/spi/cf_spi.c
 	drivers/spi/fsl_espi.c
@@ -69,6 +66,9 @@
 	drivers/spi/sh_spi.c
 	drivers/spi/soft_spi_legacy.c
 
+	Status: In progress
+	Deadline: 2019.04
+
 Partially converted:
 	drivers/spi/atcspi200_spi.c
 	drivers/spi/davinci_spi.c
@@ -79,6 +79,10 @@
 	drivers/spi/omap3_spi.c
 	drivers/spi/ti_qspi.c
 
+	Status: In progress
+	Deadline: 2019.07
+
 --
 Jagan Teki <jagan@openedev.com>
+12/24/2018
 03/14/2018