dm: spl: Allow driver model to be used

When enabled, set up driver model for SPL. This allows SPL to use the same
drivers as the main U-Boot.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Tom Rini <trini@ti.com>
diff --git a/common/spl/spl.c b/common/spl/spl.c
index 6b90ad8..3cd19f0 100644
--- a/common/spl/spl.c
+++ b/common/spl/spl.c
@@ -7,6 +7,7 @@
  * SPDX-License-Identifier:	GPL-2.0+
  */
 #include <common.h>
+#include <dm.h>
 #include <spl.h>
 #include <asm/u-boot.h>
 #include <nand.h>
@@ -15,6 +16,7 @@
 #include <i2c.h>
 #include <image.h>
 #include <malloc.h>
+#include <dm/root.h>
 #include <linux/compiler.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -147,6 +149,9 @@
 	gd->malloc_limit = gd->malloc_base + CONFIG_SYS_MALLOC_F_LEN;
 	gd->malloc_ptr = 0;
 #endif
+#ifdef CONFIG_SPL_DM
+	dm_init_and_scan(true);
+#endif
 
 #ifndef CONFIG_PPC
 	/*