From: arighi <arighi@38d2e660-2303-0410-9eaa-f027e97ec537>
Date: Wed, 28 Apr 2010 20:24:29 +0000 (+0000)
Subject: lm3s1968: be sure to enable clock gating for GPIO port G before using any of the... 
X-Git-Tag: 2.5.0~342
X-Git-Url: https://codewiz.org/gitweb?a=commitdiff_plain;h=989936f974130cc81b0e269dd7b62cb35b205214;p=bertos.git

lm3s1968: be sure to enable clock gating for GPIO port G before using any of the associated pin.

git-svn-id: https://src.develer.com/svnoss/bertos/trunk@3566 38d2e660-2303-0410-9eaa-f027e97ec537
---

diff --git a/examples/lm3s1968/hw/hw_kbd.h b/examples/lm3s1968/hw/hw_kbd.h
index 10562f79..7369a321 100644
--- a/examples/lm3s1968/hw/hw_kbd.h
+++ b/examples/lm3s1968/hw/hw_kbd.h
@@ -40,6 +40,7 @@
 
 #include <cfg/macros.h> /* BV() */
 #include <io/lm3s.h> /* GPIO_PORTG_BASE */
+#include <drv/clock_lm3s.h> /* lm3s_busyWait() */
 #include <drv/gpio_lm3s.h> /* lm3s_gpioPinConfig() / lm3s_gpioPinRead() */
 #include "hw/kbd_map.h"
 
@@ -47,6 +48,8 @@
 
 #define KBD_HW_INIT					\
 	do {						\
+		SYSCTL_RCGC2_R |= SYSCTL_RCGC2_GPIOG;	\
+		lm3s_busyWait(512);			\
 		lm3s_gpioPinConfig(GPIO_PORTG_BASE,	\
 			K_RPT_MASK,			\
 			GPIO_DIR_MODE_IN,		\