Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/linux/reset/sunxi.h b/include/linux/reset/sunxi.h
new file mode 100644
index 0000000..1ad7fff
--- /dev/null
+++ b/include/linux/reset/sunxi.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __LINUX_RESET_SUNXI_H__
+#define __LINUX_RESET_SUNXI_H__
+
+void __init sun6i_reset_init(void);
+
+#endif /* __LINUX_RESET_SUNXI_H__ */