lib: hang: reset the device if hang in spl

Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>
Change-Id: Ica9426db31809dc316ef0cad3e4b2c0ff7985632

lib/hang.c

@@ -11,6 +11,9 @@
 #include <common.h>
 #include <bootstage.h>
 
+#ifdef CONFIG_SPL_BUILD
+__weak void spl_hang_reset(void) {}
+#endif
 /**
  * hang - stop processing by staying in an endless loop
  *
@@ -26,6 +29,9 @@ void hang(void)
 	puts("### ERROR ### Please RESET the board ###\n");
 #endif
 	bootstage_error(BOOTSTAGE_ID_NEED_RESET);
+#ifdef CONFIG_SPL_BUILD
+	spl_hang_reset();
+#endif
 	for (;;)
 		;
 }