From 5669ac8e43ffb01503ca54d18e5edbff469f015a Mon Sep 17 00:00:00 2001
From: Petro Karashchenko <petro.karashchenko@gmail.com>
Date: Fri, 4 Feb 2022 00:22:56 +0200
Subject: [PATCH] boards/arm/samv7/same70-qmtech: add buttons interface

Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
---
 .../arm/samv7/same70-qmtech/src/sam_bringup.c | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/boards/arm/samv7/same70-qmtech/src/sam_bringup.c b/boards/arm/samv7/same70-qmtech/src/sam_bringup.c
index 1740bf44eb4..e66f60bb157 100644
--- a/boards/arm/samv7/same70-qmtech/src/sam_bringup.c
+++ b/boards/arm/samv7/same70-qmtech/src/sam_bringup.c
@@ -39,6 +39,14 @@
 
 #include "same70-qmtech.h"
 
+#ifdef CONFIG_INPUT_BUTTONS
+#ifdef CONFIG_INPUT_BUTTONS_LOWER
+#  include <nuttx/input/buttons.h>
+#else
+#  include <nuttx/board.h>
+#endif
+#endif
+
 #ifdef HAVE_HSMCI
 #  include "board_hsmci.h"
 #endif /* HAVE_HSMCI */
@@ -94,6 +102,23 @@ int sam_bringup(void)
     }
 #endif
 
+#ifdef CONFIG_INPUT_BUTTONS
+#ifdef CONFIG_INPUT_BUTTONS_LOWER
+  /* Register the BUTTON driver */
+
+  ret = btn_lower_initialize("/dev/buttons");
+  if (ret != OK)
+    {
+      syslog(LOG_ERR, "ERROR: btn_lower_initialize() failed: %d\n", ret);
+      return ret;
+    }
+#else
+  /* Enable BUTTON support for some other purpose */
+
+  board_button_initialize();
+#endif /* CONFIG_INPUT_BUTTONS_LOWER */
+#endif /* CONFIG_INPUT_BUTTONS */
+
 #ifdef HAVE_HSMCI
   /* Initialize the HSMCI0 driver */