Merge pull request ARMmbed#31 from yennster/uart-debug

UART IRQ Handler Implementation

Author: Jenny Plunkett

targets/TARGET_TI/TARGET_CC32XX/TARGET_CC3220SF/device/CC3220SF.h

@@ -158,9 +158,10 @@ typedef struct
   union {
   __I  uint32_t RSR;            /*!< Receive Status,                    Address offset : 0x04 */
   __O  uint32_t ECR;            /*!< Error Clear,                       Address offset : 0x04 */
-  } STATUS;
+  };
   uint32_t RESERVED0[4];
   __IO uint32_t FR;             /*!< Flags,                             Address offset : 0x18 */
+  uint32_t RESERVED1[1];
   __IO uint32_t ILPR;           /*!< IrDA Low-power Counter,            Address offset : 0x20 */
   __IO uint32_t IBRD;           /*!< Integer Baud Rate,                 Address offset : 0x24 */
   __IO uint32_t FBRD;           /*!< Fractional Baud Rate,              Address offset : 0x28 */

targets/TARGET_TI/TARGET_CC32XX/TARGET_CC3220SF/device/CC3220SF_LAUNCHXL.c

@@ -55,6 +55,7 @@
 #include <ti/devices/cc32xx/driverlib/timer.h>
 #include <ti/devices/cc32xx/driverlib/uart.h>
 #include <ti/devices/cc32xx/driverlib/udma.h>
+#include <ti/devices/cc32xx/driverlib/interrupt.h>
 #include <ti/devices/cc32xx/driverlib/wdt.h>
 
 #include "CC3220SF_LAUNCHXL.h"
@@ -67,6 +68,8 @@
  */
 void CC3220SF_LAUNCHXL_initGeneral(void)
 {
+    MAP_IntMasterEnable();
+    //MAP_IntEnable(FAULT_SYSTICK);
     PRCMCC3200MCUInit();
 }
 

targets/TARGET_TI/TARGET_CC32XX/TARGET_CC3220SF/gpio_api.c

@@ -22,8 +22,6 @@
 #include <ti/devices/cc32xx/inc/hw_ints.h>
 #include <ti/devices/cc32xx/driverlib/prcm.h>
 
-
-
 static const unsigned long g_ulPinToGPIOPinBit[64] =
 {
 	GPIO_PIN_2,GPIO_PIN_3,GPIO_PIN_4,GPIO_PIN_5,GPIO_PIN_6,GPIO_PIN_7,GPIO_PIN_0,GPIO_PIN_1,255,255,GPIO_PIN_2,
@@ -45,7 +43,6 @@ const uint16_t PinTypes [] = {
    PIN_TYPE_ANALOG
 };
 
-
 static const PinMap PinMap_GPIO[] = {
    {PIN_50, CC3220SF_GPIOA0_BASE, 0}, //GPIO_00 (PM/Dig Mux)
    {PIN_55, CC3220SF_GPIOA0_BASE, 0}, //GPIO_01
@@ -76,7 +73,7 @@ static const PinMap PinMap_GPIO[] = {
 
    {PIN_17, CC3220SF_GPIOA3_BASE, 0}, //GPIO_24
    {PIN_21, CC3220SF_GPIOA3_BASE, 0}, //GPIO_25
-   //{PIN_RESERVED, CC3220SF_GPIOA3_BASE, 0}, //GPIO_26 (Restricted Use; Antenna Selection 1 Only) No package pin associate with this GPIO 
+   //{PIN_RESERVED, CC3220SF_GPIOA3_BASE, 0}, //GPIO_26 (Restricted Use; Antenna Selection 1 Only) No package pin associate with this GPIO
    //{PIN_RESERVED, CC3220SF_GPIOA3_BASE, 0}, //GPIO_27 (Restricted Use; Antenna Selection 1 Only) No package pin associate with this GPIO
    {PIN_18, CC3220SF_GPIOA3_BASE, 0}, //GPIO_28
    {PIN_20, CC3220SF_GPIOA3_BASE, 0}, //GPIO_29
@@ -101,45 +98,38 @@ void gpio_init(gpio_t *obj, PinName pin)
     obj->gpio_port_base_addr = gpio_base;
     obj->pin = pin;
 
-
-    //figuring out PRCM GPIO CLOCK Index
-    
+    // determine PRCM GPIO CLOCK index
     unsigned short prcm_peripheral;
     switch (gpio_base)
     {
         case CC3220SF_GPIOA0_BASE:
             prcm_peripheral = PRCM_GPIOA0;
             break;
-        
         case CC3220SF_GPIOA1_BASE:
             prcm_peripheral = PRCM_GPIOA1;
             break;
-
         case CC3220SF_GPIOA2_BASE:
             prcm_peripheral = PRCM_GPIOA2;
             break;
-
         case CC3220SF_GPIOA3_BASE:
             prcm_peripheral = PRCM_GPIOA3;
-            break;   
+            break;
         default:
             break;
     }
 
-    //initialize GPIO PORT clock
+    // initialize GPIO PORT clock
     PRCMPeripheralClkEnable(prcm_peripheral, PRCM_RUN_MODE_CLK || PRCM_SLP_MODE_CLK);
 
-    //wait until gpio clock settle
-    while(!PRCMPeripheralStatusGet(prcm_peripheral)){}
-
+    // wait for gpio clock to settle
+    while(!PRCMPeripheralStatusGet(prcm_peripheral));
 }
 
 void gpio_mode(gpio_t *obj, PinMode mode)
 {
     obj->mode = mode;
-
     PinModeSet(obj->pin, PinTypes[mode]);
-    pin_mode(obj->pin, mode);  
+    pin_mode(obj->pin, mode);
 }
 
 void gpio_dir(gpio_t *obj, PinDirection direction)

targets/TARGET_TI/TARGET_CC32XX/TARGET_CC3220SF/pinmap.c

@@ -37,14 +37,13 @@ void pin_mode(PinName pin, PinMode mode)
 {
     MBED_ASSERT(pin != (PinName)NC);
     switch(mode) {
-        case PullNone: PinConfigSet(pin, PIN_STRENGTH_2MA|PIN_STRENGTH_4MA, PIN_TYPE_STD); break;
-        case PullUp: PinConfigSet(pin, PIN_STRENGTH_2MA|PIN_STRENGTH_4MA, PIN_TYPE_STD_PU); break;
-        case PullDown: PinConfigSet(pin, PIN_STRENGTH_2MA|PIN_STRENGTH_4MA, PIN_TYPE_STD_PD); break;
-        case OpenDrain: PinConfigSet(pin, PIN_STRENGTH_2MA|PIN_STRENGTH_4MA, PIN_TYPE_OD); break;
-        case OpenDrainPullUp: PinConfigSet(pin, PIN_STRENGTH_2MA|PIN_STRENGTH_4MA, PIN_TYPE_OD_PU); break;
-        case OpenDrainPullDown: PinConfigSet(pin, PIN_STRENGTH_2MA|PIN_STRENGTH_4MA, PIN_TYPE_OD_PD); break;
-        case Analog: PinConfigSet(pin, PIN_STRENGTH_2MA|PIN_STRENGTH_4MA, PIN_TYPE_ANALOG); break;
-        default: PinConfigSet(pin, PIN_STRENGTH_2MA|PIN_STRENGTH_4MA, PIN_TYPE_STD); break;
+        case PullNone: PinConfigSet(pin, PIN_STRENGTH_2MA, PIN_TYPE_STD); break;
+        case PullUp: PinConfigSet(pin, PIN_STRENGTH_2MA, PIN_TYPE_STD_PU); break;
+        case PullDown: PinConfigSet(pin, PIN_STRENGTH_2MA, PIN_TYPE_STD_PD); break;
+        case OpenDrain: PinConfigSet(pin, PIN_STRENGTH_2MA, PIN_TYPE_OD); break;
+        case OpenDrainPullUp: PinConfigSet(pin, PIN_STRENGTH_2MA, PIN_TYPE_OD_PU); break;
+        case OpenDrainPullDown: PinConfigSet(pin, PIN_STRENGTH_2MA, PIN_TYPE_OD_PD); break;
+        case Analog: PinConfigSet(pin, PIN_STRENGTH_2MA, PIN_TYPE_ANALOG); break;
+        default: PinConfigSet(pin, PIN_STRENGTH_2MA, PIN_TYPE_STD); break;
     }
-
 }