diff --git a/arch/powerpc/cpu/mpc86xx/cpu.c b/arch/powerpc/cpu/mpc86xx/cpu.c
index 1887575..9064e78 100644
--- a/arch/powerpc/cpu/mpc86xx/cpu.c
+++ b/arch/powerpc/cpu/mpc86xx/cpu.c
@@ -124,7 +124,7 @@
 
 
 void
-do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
 	volatile ccsr_gur_t *gur = &immap->im_gur;
diff --git a/arch/powerpc/cpu/mpc86xx/interrupts.c b/arch/powerpc/cpu/mpc86xx/interrupts.c
index c78fc72..d8ad6d3 100644
--- a/arch/powerpc/cpu/mpc86xx/interrupts.c
+++ b/arch/powerpc/cpu/mpc86xx/interrupts.c
@@ -101,7 +101,7 @@
 /*
  * irqinfo - print information about PCI devices,not implemented.
  */
-int do_irqinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_irqinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	return 0;
 }
diff --git a/arch/powerpc/cpu/mpc86xx/mp.c b/arch/powerpc/cpu/mpc86xx/mp.c
index b4a0faa..24eb30a 100644
--- a/arch/powerpc/cpu/mpc86xx/mp.c
+++ b/arch/powerpc/cpu/mpc86xx/mp.c
@@ -66,7 +66,7 @@
 	return 0;
 }
 
-int cpu_release(int nr, int argc, char *argv[])
+int cpu_release(int nr, int argc, char * const argv[])
 {
 	/* dummy function so common/cmd_mp.c will build
 	 * should be implemented in the future */