From fef50d428ed621065af642d1c83d469bbc647035 Mon Sep 17 00:00:00 2001
From: Gunar Schorcht <gunar@schorcht.net>
Date: Wed, 9 Aug 2023 10:46:37 +0200
Subject: [PATCH] boards/stm32l496g-disco: enable touch panel

---
 boards/stm32l496g-disco/board.c         |  3 ++-
 boards/stm32l496g-disco/include/board.h | 15 +++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/boards/stm32l496g-disco/board.c b/boards/stm32l496g-disco/board.c
index 5451529b5b..27f8efff5a 100644
--- a/boards/stm32l496g-disco/board.c
+++ b/boards/stm32l496g-disco/board.c
@@ -23,7 +23,8 @@ void board_init(void)
 #if MODULE_ST77XX
     /* initialize the pin for the HIGH active LCD_BL signal */
     gpio_init(BACKLIGHT_PIN, GPIO_OUT);
-
+#endif
+#if MODULE_ST77XX || MODULE_FT5X06
     /* enable VDD_LCD by the LOW active LCD_PWR_ON signal connected to PH0 */
     gpio_init(LCD_DISP_PIN, GPIO_OUT);
     gpio_clear(LCD_DISP_PIN);
diff --git a/boards/stm32l496g-disco/include/board.h b/boards/stm32l496g-disco/include/board.h
index ec9d1d4c60..656450fa19 100644
--- a/boards/stm32l496g-disco/include/board.h
+++ b/boards/stm32l496g-disco/include/board.h
@@ -124,6 +124,21 @@ extern "C" {
 #define ST77XX_PARAM_RGB_CHANNELS  LCD_SCREEN_WIDTH    /**< ST77xx number of channels */
 /** @} */
 
+/**
+ * @name Touch panel configuration
+ *
+ * The board uses a FT6236 touch panel driver IC.
+ *
+ * @{
+ */
+#define FT5X06_PARAM_I2C_DEV    I2C_DEV(1)           /**< I2C device */
+#define FT5X06_PARAM_INT_PIN    GPIO_PIN(PORT_G, 14) /**< Interrupt pin */
+#define FT5X06_PARAM_XMAX       LCD_SCREEN_WIDTH     /**< Max width */
+#define FT5X06_PARAM_YMAX       LCD_SCREEN_HEIGHT    /**< Max height */
+#define FT5X06_PARAM_TYPE       FT5X06_TYPE_FT6X36   /**< Device type */
+#define FT5X06_PARAM_XYCONV     FT5X06_SWAP_XY | FT5X06_MIRROR_Y /**< Swap XY, then mirror Y */
+/** @} */
+
 /**
  * @name    LED pin definitions and handlers
  *