diff --git a/board/congatec/cgtqmx8/cgtqmx8.c b/board/congatec/cgtqmx8/cgtqmx8.c
index fb0cf09..a50a052 100644
--- a/board/congatec/cgtqmx8/cgtqmx8.c
+++ b/board/congatec/cgtqmx8/cgtqmx8.c
@@ -374,7 +374,7 @@
 /*
  * Board specific reset that is system reset.
  */
-void reset_cpu(ulong addr)
+void reset_cpu(void)
 {
 	/* TODO */
 }
diff --git a/board/hoperun/hihope-rzg2/hihope-rzg2.c b/board/hoperun/hihope-rzg2/hihope-rzg2.c
index c1bfdcb..c1db387 100644
--- a/board/hoperun/hihope-rzg2/hihope-rzg2.c
+++ b/board/hoperun/hihope-rzg2/hihope-rzg2.c
@@ -65,7 +65,7 @@
 	return 0;
 }
 
-void reset_cpu(ulong addr)
+void reset_cpu(void)
 {
 	unsigned long midr, cputype;
 
diff --git a/board/silinux/ek874/ek874.c b/board/silinux/ek874/ek874.c
index 5a219cd..1e94848 100644
--- a/board/silinux/ek874/ek874.c
+++ b/board/silinux/ek874/ek874.c
@@ -24,7 +24,7 @@
 	return 0;
 }
 
-void reset_cpu(ulong addr)
+void reset_cpu(void)
 {
 	writel(RST_CA53_CODE, RST_CA53RESCNT);
 }