Index: sysutils/dtc/Makefile
===================================================================
--- sysutils/dtc/Makefile
+++ sysutils/dtc/Makefile
@@ -2,6 +2,7 @@
 
 PORTNAME=	dtc
 PORTVERSION=	1.4.5
+PORTREVISION=	1
 DISTVERSIONPREFIX=	v
 CATEGORIES=	sysutils
 
Index: sysutils/dtc/files/patch-checks.c
===================================================================
--- /dev/null
+++ sysutils/dtc/files/patch-checks.c
@@ -0,0 +1,20 @@
+--- checks.c.orig	2017-12-05 20:24:45 UTC
++++ checks.c
+@@ -972,7 +972,7 @@ static void check_property_phandle_args(struct check *
+ 	int cell, cellsize = 0;
+ 
+ 	if (prop->val.len % sizeof(cell_t)) {
+-		FAIL(c, dti, "property '%s' size (%d) is invalid, expected multiple of %ld in node %s",
++		FAIL(c, dti, "property '%s' size (%d) is invalid, expected multiple of %zu in node %s",
+ 		     prop->name, prop->val.len, sizeof(cell_t), node->fullpath);
+ 		return;
+ 	}
+@@ -1163,7 +1163,7 @@ static void check_interrupts_property(struct check *c,
+ 		return;
+ 
+ 	if (irq_prop->val.len % sizeof(cell_t))
+-		FAIL(c, dti, "property '%s' size (%d) is invalid, expected multiple of %ld in node %s",
++		FAIL(c, dti, "property '%s' size (%d) is invalid, expected multiple of %zu in node %s",
+ 		     irq_prop->name, irq_prop->val.len, sizeof(cell_t),
+ 		     node->fullpath);
+ 
Index: sysutils/dtc/files/patch-fdtoverlay.c
===================================================================
--- sysutils/dtc/files/patch-fdtoverlay.c
+++ sysutils/dtc/files/patch-fdtoverlay.c
@@ -1,4 +1,4 @@
---- fdtoverlay.c.orig	2017-11-27 12:39:15 UTC
+--- fdtoverlay.c.orig	2017-09-27 10:00:10 UTC
 +++ fdtoverlay.c
 @@ -26,7 +26,9 @@
  #include <stdio.h>