diff --git a/examples/powerled/powerled_main.c b/examples/powerled/powerled_main.c
index f2e3af014..34646e848 100644
--- a/examples/powerled/powerled_main.c
+++ b/examples/powerled/powerled_main.c
@@ -478,6 +478,12 @@ int powerled_main(int argc, char *argv[])
     }
 #endif
 
+#ifndef CONFIG_NSH_BUILTIN_APPS
+  /* Perform architecture-specific initialization (if configured) */
+
+  (void)boardctl(BOARDIOC_INIT, 0);
+#endif
+
   /* Set LED current limit */
 
   powerled_limits.current = (((float)CONFIG_EXAMPLES_POWERLED_CURRENT_LIMIT)/1000.0);
diff --git a/examples/smps/smps_main.c b/examples/smps/smps_main.c
index aa9d8ffcc..73a20810d 100644
--- a/examples/smps/smps_main.c
+++ b/examples/smps/smps_main.c
@@ -366,31 +366,31 @@ errout:
 static void feedback_print(FAR struct smps_feedback_s *fb)
 {
 #ifdef CONFIG_SMPS_HAVE_INPUT_VOLTAGE
-  printf("v_out: %0.3f\t", fb->v_out);
+  printf("v_out: %.3f\t", fb->v_out);
 #endif
 #ifdef CONFIG_SMPS_HAVE_OUTPUT_VOLTAGE
-  printf("v_in: %0.3f\t", fb->v_in);
+  printf("v_in: %.3f\t", fb->v_in);
 #endif
 #ifdef CONFIG_SMPS_HAVE_OUTPUT_CURRENT
-  printf("i_out: %0.3f\t", fb->i_out);
+  printf("i_out: %.3f\t", fb->i_out);
 #endif
 #ifdef CONFIG_SMPS_HAVE_INPUT_CURRENT
-  printf("i_in: %0.3f\t", fb->i_in);
+  printf("i_in: %.3f\t", fb->i_in);
 #endif
 #ifdef CONFIG_SMPS_HAVE_OUTPUT_POWER
-  printf("p_in: %0.3f\t", fb->p_in);
+  printf("p_in: %.3f\t", fb->p_in);
 #endif
 #ifdef CONFIG_SMPS_HAVE_INPUT_POWER
-  printf("p_out: %0.3f\t", fb->p_out);
+  printf("p_out: %.3f\t", fb->p_out);
 #endif
 #ifdef CONFIG_SMPS_HAVE_EFFICIENCY
-  printf("eff: %0.3f\t", fb->eff);
+  printf("eff: %.3f\t", fb->eff);
 #endif
   printf("\n");
 }
 
-void print_info(struct smps_limits_s *limits, struct smps_params_s *params,
-                uint8_t *mode, struct args_s *args)
+static void print_info(struct smps_limits_s *limits, struct smps_params_s *params,
+                       uint8_t *mode, struct args_s *args)
 {
   printf("-------------------------------------\n");
   printf("Current SMPS settings:\n");