From f8d1e4143b570ec7dcaa8984ac9844dcdf26f2ac Mon Sep 17 00:00:00 2001
From: Raphael Coeffic <raphael.coeffic@frafos.com>
Date: Mon, 21 Mar 2022 07:43:05 +0100
Subject: [PATCH] GT911: enable SYSCFG peripheral clock before using EXTI.

---
 radio/src/targets/horus/tp_gt911.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/radio/src/targets/horus/tp_gt911.cpp b/radio/src/targets/horus/tp_gt911.cpp
index 502a1b707..1bf67003f 100644
--- a/radio/src/targets/horus/tp_gt911.cpp
+++ b/radio/src/targets/horus/tp_gt911.cpp
@@ -451,6 +451,7 @@ static void TOUCH_AF_ExtiStop(void)
 
 static void TOUCH_AF_ExtiConfig(void)
 {
+  __HAL_RCC_SYSCFG_CLK_ENABLE();
   LL_SYSCFG_SetEXTISource(TOUCH_INT_EXTI_Port, TOUCH_INT_EXTI_SysCfgLine);
 
   LL_EXTI_InitTypeDef extiInit;