From b6fc3f9f156d141b464bae1461a3d589f2fdc586 Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Thu, 12 Aug 2010 02:48:34 +0000
Subject: [PATCH] Need to enable global GPIO interrupt after attaching

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2844 42af7a65-404d-4744-a932-0658087f49c3
---
 arch/arm/src/lm3s/lm3s_gpioirq.c | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/arch/arm/src/lm3s/lm3s_gpioirq.c b/arch/arm/src/lm3s/lm3s_gpioirq.c
index d49c4b05a2e..4165a41273d 100644
--- a/arch/arm/src/lm3s/lm3s_gpioirq.c
+++ b/arch/arm/src/lm3s/lm3s_gpioirq.c
@@ -255,31 +255,45 @@ int gpio_irqinitialize(void)
       g_gpioirqvector[i] = irq_unexpected_isr;
     }
 
-  /* Then attach all GPIO interrupt handlers */
+  /* Then attach each GPIO interrupt handlers and enable corresponding GPIO
+   * interrupts
+   */
 
 #ifndef CONFIG_LM3S_DISABLE_GPIOA_IRQS
   irq_attach(LM3S_IRQ_GPIOA, lm3s_gpioahandler);
+  up_enable_irq(LM3S_IRQ_GPIOA);
 #endif
 #ifndef CONFIG_LM3S_DISABLE_GPIOB_IRQS
   irq_attach(LM3S_IRQ_GPIOB, lm3s_gpiobhandler);
+  up_enable_irq(LM3S_IRQ_GPIOB);
 #endif
 #ifndef CONFIG_LM3S_DISABLE_GPIOC_IRQS
   irq_attach(LM3S_IRQ_GPIOC, lm3s_gpiochandler);
+  up_enable_irq(LM3S_IRQ_GPIOC);
 #endif
 #ifndef CONFIG_LM3S_DISABLE_GPIOD_IRQS
   irq_attach(LM3S_IRQ_GPIOD, lm3s_gpiodhandler);
+  up_enable_irq(LM3S_IRQ_GPIOD);
 #endif
 #ifndef CONFIG_LM3S_DISABLE_GPIOE_IRQS
   irq_attach(LM3S_IRQ_GPIOE, lm3s_gpioehandler);
+  up_enable_irq(LM3S_IRQ_GPIOE);
 #endif
 #ifndef CONFIG_LM3S_DISABLE_GPIOF_IRQS
   irq_attach(LM3S_IRQ_GPIOF, lm3s_gpiofhandler);
+  up_enable_irq(LM3S_IRQ_GPIOF);
 #endif
 #ifndef CONFIG_LM3S_DISABLE_GPIOG_IRQS
   irq_attach(LM3S_IRQ_GPIOG, lm3s_gpioghandler);
+  up_enable_irq(LM3S_IRQ_GPIOG);
 #endif
-#if !defined(CONFIG_LM3S_DISABLE_GPIOH_IRQS) && defined(LM3S_GPIOH_BASE)
+#ifndef CONFIG_LM3S_DISABLE_GPIOH_IRQS
   irq_attach(LM3S_IRQ_GPIOH, lm3s_gpiohhandler);
+  up_enable_irq(LM3S_IRQ_GPIOH);
+#endif
+#ifndef CONFIG_LM3S_DISABLE_GPIOJ_IRQS
+  irq_attach(LM3S_IRQ_GPIOJ lm3s_gpiohhandler);
+  up_enable_irq(LM3S_IRQ_GPIOJ);
 #endif
 
   return OK;