2 files changed, 61 insertions, 0 deletions
diff --git a/lib/lvgl b/lib/lvgl
deleted file mode 160000
-Subproject 0732400e7b564dd0e7dc4a924619d8e19c5b23a
diff --git a/lib/lvgl/src/misc/lv_async.h b/lib/lvgl/src/misc/lv_async.h
new file mode 100644
index 00000000..4ad5756d
--- /dev/null
+++ b/lib/lvgl/src/misc/lv_async.h
@@ -0,0 +1,61 @@
+/**
+ * @file lv_async.h
+ *
+ */
+
+#ifndef LV_ASYNC_H
+#define LV_ASYNC_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*********************
+ *      INCLUDES
+ *********************/
+
+#include "lv_types.h"
+
+/*********************
+ *      DEFINES
+ *********************/
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+/**
+ * Type for async callback.
+ */
+typedef void (*lv_async_cb_t)(void *);
+
+/**********************
+ * GLOBAL PROTOTYPES
+ **********************/
+
+/**
+ * Call an asynchronous function the next time lv_timer_handler() is run. This function is likely to return
+ * **before** the call actually happens!
+ * @param async_xcb a callback which is the task itself.
+ *                 (the 'x' in the argument name indicates that it's not a fully generic function because it not follows
+ *                  the `func_name(object, callback, ...)` convention)
+ * @param user_data custom parameter
+ */
+lv_res_t lv_async_call(lv_async_cb_t async_xcb, void * user_data);
+
+/**
+ * Cancel an asynchronous function call
+ * @param async_xcb a callback which is the task itself.
+ * @param user_data custom parameter
+ */
+lv_res_t lv_async_call_cancel(lv_async_cb_t async_xcb, void * user_data);
+
+/**********************
+ *      MACROS
+ **********************/
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif /*LV_ASYNC_H*/