From 2afaafe2602884e930244c7d0005db6b00bbf245 Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Wed, 3 Apr 2013 19:35:21 +0000
Subject: [PATCH] Several fixes for LPC1788 GPIO

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5813 42af7a65-404d-4744-a932-0658087f49c3
---
 configs/open1788/src/lpc17_touchscreen.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/configs/open1788/src/lpc17_touchscreen.c b/configs/open1788/src/lpc17_touchscreen.c
index 19b8b580570..af2a6152fc0 100644
--- a/configs/open1788/src/lpc17_touchscreen.c
+++ b/configs/open1788/src/lpc17_touchscreen.c
@@ -188,7 +188,9 @@ static void tsc_enable(FAR struct ads7843e_config_s *state, bool enable)
 
 static void tsc_clear(FAR struct ads7843e_config_s *state)
 {
-  /* Does nothing */
+  /* Does nothing.  The interrupt is cleared automatically in the GPIO
+   * logic for the LPC17xx family.
+   */
 }
 
 static bool tsc_busy(FAR struct ads7843e_config_s *state)