From 6ebace65d8530505ae32559d06b6a68b57b1b585 Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Mon, 15 Aug 2011 22:11:24 +0000
Subject: Add board support for the FreeScale Kinetis TWR-K60N512

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3884 42af7a65-404d-4744-a932-0658087f49c3
---
 nuttx/configs/kwikstik-k40/src/up_buttons.c | 57 ++---------------------------
 1 file changed, 4 insertions(+), 53 deletions(-)

(limited to 'nuttx/configs/kwikstik-k40/src/up_buttons.c')

diff --git a/nuttx/configs/kwikstik-k40/src/up_buttons.c b/nuttx/configs/kwikstik-k40/src/up_buttons.c
index 8ba02f4a6..3c944c508 100644
--- a/nuttx/configs/kwikstik-k40/src/up_buttons.c
+++ b/nuttx/configs/kwikstik-k40/src/up_buttons.c
@@ -53,16 +53,6 @@
 /****************************************************************************
  * Private Data
  ****************************************************************************/
-/* Pin configuration for each KwikStik-K40 button.  This array is indexed by
- * the BUTTON_* definitions in board.h
- */
-
-#if 0
-static const uint16_t g_buttons[NUM_BUTTONS] =
-{
-};
-#endif
-#warning "Missing logic"
 
 /****************************************************************************
  * Private Functions
@@ -85,18 +75,7 @@ static const uint16_t g_buttons[NUM_BUTTONS] =
 
 void up_buttoninit(void)
 {
-#if 0
-  int i;
-
-  /* Configure the GPIO pins as inputs. */
-
-  for (i = 0; i < NUM_BUTTONS; i++)
-    {
-      kinetis_configgpio(g_buttons[i]);
-    }
-#else
-#warning "Missing logic"
-#endif
+  /* The KwikStik-K40 board has no standard GPIO contact buttons */
 }
 
 /****************************************************************************
@@ -105,31 +84,9 @@ void up_buttoninit(void)
 
 uint8_t up_buttons(void)
 {
-#if 0
-  uint8_t ret = 0;
-  int i;
-
-  /* Check that state of each key */
+  /* The KwikStik-K40 board has no standard GPIO contact buttons */
 
-  for (i = 0; i < NUM_BUTTONS; i++)
-    {
-       /* A LOW value means that the key is pressed for most keys */
-
-       bool released = kinetis_gpioread(g_buttons[i]);
-
-       /* Accumulate the set of depressed (not released) keys */
-
-       if (!released)
-         {
-            ret |= (1 << i);
-         }
-    }
-
-  return ret;
-#else
-#warning "Missing logic"
   return 0;
-#endif
 }
 
 /************************************************************************************
@@ -158,15 +115,9 @@ uint8_t up_buttons(void)
 #ifdef CONFIG_ARCH_IRQBUTTONS
 xcpt_t up_irqbutton(int id, xcpt_t irqhandler)
 {
-  xcpt_t oldhandler = NULL;
-
-  /* The following should be atomic */
+  /* The KwikStik-K40 board has no standard GPIO contact buttons */
 
-  if (id >= MIN_IRQBUTTON && id <= MAX_IRQBUTTON)
-    {
-      oldhandler = kinetis_gpiosetevent(g_buttons[id], true, true, true, irqhandler);
-    }
-  return oldhandler;
+  return NULL;
 }
 #endif
 #endif /* CONFIG_ARCH_BUTTONS */
-- 
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