From f97b519ce9ad6a2c3d7a151a48b4758f8b9486e9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dirk=20Bro=C3=9Fwick?= <dirk.brosswick@googlemail.com>
Date: Sat, 29 Aug 2020 12:39:59 +0200
Subject: [PATCH]  allows lvgl to use psram if it is available

lvgl consumes relatively much memory during intensive use. the change allows lvgl to use psram and saves internal ram.
---
 src/lv_conf.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/lv_conf.h b/src/lv_conf.h
index 9f53b4f..67c1466 100644
--- a/src/lv_conf.h
+++ b/src/lv_conf.h
@@ -93,7 +93,11 @@ typedef int16_t lv_coord_t;
 #  define LV_MEM_AUTO_DEFRAG  1
 #else       /*LV_MEM_CUSTOM*/
 #  define LV_MEM_CUSTOM_INCLUDE <stdlib.h>   /*Header for the dynamic memory function*/
+#if defined(BOARD_HAS_PSRAM)
+#  define LV_MEM_CUSTOM_ALLOC   ps_malloc       /*Wrapper to malloc*/
+#else
 #  define LV_MEM_CUSTOM_ALLOC   malloc       /*Wrapper to malloc*/
+#endif
 #  define LV_MEM_CUSTOM_FREE    free         /*Wrapper to free*/
 #endif     /*LV_MEM_CUSTOM*/