diff --git a/common/spl/spl.c b/common/spl/spl.c
index 8eea2f9..df984b8 100644
--- a/common/spl/spl.c
+++ b/common/spl/spl.c
@@ -17,6 +17,7 @@
 #include <malloc.h>
 #include <dm/root.h>
 #include <linux/compiler.h>
+#include <fdt_support.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -56,6 +57,14 @@
 	return 1;
 }
 
+/* weak default platform specific function to initialize
+ * dram banks
+ */
+__weak int dram_init_banksize(void)
+{
+	return 0;
+}
+
 /*
  * Weak default function for arch specific zImage check. Return zero
  * and fill start and end address if image is recognized.
@@ -66,6 +75,33 @@
 }
 #endif
 
+void spl_fixup_fdt(void)
+{
+#if defined(CONFIG_SPL_OF_LIBFDT) && defined(CONFIG_SYS_SPL_ARGS_ADDR)
+	void *fdt_blob = (void *)CONFIG_SYS_SPL_ARGS_ADDR;
+	int err;
+
+	err = fdt_check_header(fdt_blob);
+	if (err < 0) {
+		printf("fdt_root: %s\n", fdt_strerror(err));
+		return;
+	}
+
+	/* fixup the memory dt node */
+	err = fdt_shrink_to_minimum(fdt_blob, 0);
+	if (err == 0) {
+		printf("spl: fdt_shrink_to_minimum err - %d\n", err);
+		return;
+	}
+
+	err = arch_fixup_fdt(fdt_blob);
+	if (err) {
+		printf("spl: arch_fixup_fdt err - %d\n", err);
+		return;
+	}
+#endif
+}
+
 /*
  * Weak default function for board specific cleanup/preparation before
  * Linux boot. Some boards/platforms might not need it, so just provide
@@ -323,6 +359,9 @@
 
 	debug(">>spl:board_init_r()\n");
 	gd->bd = &bdata;
+#ifdef CONFIG_SPL_OS_BOOT
+	dram_init_banksize();
+#endif
 
 #if defined(CONFIG_SYS_SPL_MALLOC_START)
 	mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START,
@@ -364,6 +403,7 @@
 #ifdef CONFIG_SPL_OS_BOOT
 	case IH_OS_LINUX:
 		debug("Jumping to Linux\n");
+		spl_fixup_fdt();
 		spl_board_prepare_for_linux();
 		jump_to_image_linux(&spl_image);
 #endif