Diff: targets/hal/TARGET_ARM_SSG/TARGET_MPS2/gpio_api.c

Revision:

144:ef7eb2e8f9f7

Parent:

80:bdf1132a57cf

--- a/targets/hal/TARGET_ARM_SSG/TARGET_MPS2/gpio_api.c	Tue Aug 02 14:07:36 2016 +0000
+++ b/targets/hal/TARGET_ARM_SSG/TARGET_MPS2/gpio_api.c	Fri Sep 02 15:07:44 2016 +0100
@@ -1,140 +1,140 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2006-2015 ARM Limited
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include "gpio_api.h"
-#include "pinmap.h"
-
-// function to enable the GPIO pin
-uint32_t gpio_set(PinName pin) {
-    return (1);
-}
-
-//function to initialise the gpio pin
-// this links the board control bits for each pin 
-// with the object created for the pin
-void gpio_init(gpio_t *obj, PinName pin) {
-        if(pin == NC){ return;}
-        else {
-        int pin_value = 0;
-        obj->pin = pin;
-        if(pin <=15){
-            pin_value = pin;
-        }else if (pin >= 16 && pin <= 31){
-            pin_value = pin-16;
-        }else if (pin >= 32 && pin <= 47){
-            pin_value = pin-32;
-        }else if (pin >= 48 && pin <= 51){
-            pin_value = pin-48;
-        }else if (pin == 100 || pin == 101){
-            pin_value = pin-100;
-        }else if (pin == 110 || pin == 111){
-            pin_value = pin-110;
-        }else if (pin >= 200 && pin <= 207){
-            pin_value = pin-200;
-        }else if (pin >= 210 && pin <= 217){
-            pin_value = pin-210;
-        }else if (pin == 303){
-            pin_value = pin-302;
-        }else if (pin == 307){
-            pin_value = pin-307;
-        }else if (pin == 308){
-            pin_value = pin-305;
-        }else if (pin == 309){
-            pin_value = pin-305;
-        }else if (pin == 310){
-            pin_value = pin-305;
-        }else if (pin == 311){
-            pin_value = pin-305;
-        }else if (pin == 323){
-            pin_value = pin-315;
-        }else if (pin == 334){
-            pin_value = pin-325;
-        }else if (pin == 653){
-            pin_value = pin-646;
-        }
-        
-        obj->mask = 0x1 << pin_value;
-        obj->pin_number = pin;
-        if(pin <=15) {
-            obj->reg_data = &CMSDK_GPIO0->DATAOUT ;
-            obj->reg_in  =         &CMSDK_GPIO0->DATA ;
-            obj->reg_dir =         &CMSDK_GPIO0->OUTENABLESET ;
-            obj->reg_dirclr = &CMSDK_GPIO0->OUTENABLECLR ;
-        } else if (pin >= 16 && pin <= 31){
-            obj->reg_data = &CMSDK_GPIO1->DATAOUT ;
-            obj->reg_in  =         &CMSDK_GPIO1->DATA ;
-            obj->reg_dir =         &CMSDK_GPIO1->OUTENABLESET ;
-            obj->reg_dirclr = &CMSDK_GPIO1->OUTENABLECLR ;
-        } else if (pin >= 32 && pin <= 47){
-            obj->reg_data = &CMSDK_GPIO2->DATAOUT;
-            obj->reg_in  =         &CMSDK_GPIO2->DATA;
-            obj->reg_dir =         &CMSDK_GPIO2->OUTENABLESET ;
-            obj->reg_dirclr = &CMSDK_GPIO2->OUTENABLECLR ;
-        }    else if (pin >= 48 && pin <= 51){
-            obj->reg_data = &CMSDK_GPIO3->DATAOUT;
-            obj->reg_in  =         &CMSDK_GPIO3->DATA;
-            obj->reg_dir =         &CMSDK_GPIO3->OUTENABLESET ;
-            obj->reg_dirclr = &CMSDK_GPIO3->OUTENABLECLR ;
-        } else if (pin == 100 || pin == 101){
-            obj->reg_data = &MPS2_FPGAIO->LED; //user leds
-            obj->reg_in  =  &MPS2_FPGAIO->LED;
-        } else if (pin == 110 || pin == 111){
-            obj->reg_data = &MPS2_FPGAIO->BUTTON; //user switches
-            obj->reg_in = &MPS2_FPGAIO->BUTTON; //user switches
-        }else if (pin >= 200 && pin <= 207){
-            obj->reg_data = &MPS2_SCC->LEDS; //mcc leds
-            obj->reg_in = &MPS2_SCC->LEDS; //mcc leds
-        }else if (pin >= 210 && pin <= 217){
-            obj->reg_in = &MPS2_SCC->SWITCHES; //mcc switches
-        }else if (pin == 303 || pin == 307){
-            obj->reg_data = &MPS2_FPGAIO->MISC; //spi chip select = 303, clcd chip select = 307
-        }else if (pin == 308 || pin == 309 || pin == 310 || pin == 311){
-            obj->reg_data = &MPS2_FPGAIO->MISC; //clcd control bits
-        }else if (pin == 323 || pin == 334 || pin == 653){ //spi 3 chip select = 323, spi 4 chip select = 334, adc chip select = 653
-            obj->reg_data = &MPS2_FPGAIO->MISC; //spi cs bits
-        }
-        
-        if (pin == 323){
-            CMSDK_GPIO0->ALTFUNCSET |= 0x1000;
-        }else if (pin == 334){
-            CMSDK_GPIO2->ALTFUNCSET |= 0x0040;
-        }else if (pin == 653){
-            CMSDK_GPIO1->ALTFUNCSET |= 0x0001;
-        }
-    }
-}
-
-void gpio_mode(gpio_t *obj, PinMode mode) {
-        pin_mode(obj->pin, mode);
-}
-
-void gpio_dir(gpio_t *obj, PinDirection direction) {
-        if(obj->pin >= 0 && obj->pin <= 51)
-            {        
-        switch (direction) {
-          case PIN_INPUT : *obj->reg_dirclr = obj->mask;  break;
-          case PIN_OUTPUT: *obj->reg_dir |= obj->mask; break;
-        }
-    } else {return;}
-}
-
-int gpio_is_connected(const gpio_t *obj){
-    if(obj->pin != (PinName)NC){
-        return 1;
-    } else {
-        return 0;
-    }
-}
-
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "gpio_api.h"
+#include "pinmap.h"
+
+// function to enable the GPIO pin
+uint32_t gpio_set(PinName pin) {
+    return (1);
+}
+
+//function to initialise the gpio pin
+// this links the board control bits for each pin 
+// with the object created for the pin
+void gpio_init(gpio_t *obj, PinName pin) {
+        if(pin == NC){ return;}
+        else {
+        int pin_value = 0;
+        obj->pin = pin;
+        if(pin <=15){
+            pin_value = pin;
+        }else if (pin >= 16 && pin <= 31){
+            pin_value = pin-16;
+        }else if (pin >= 32 && pin <= 47){
+            pin_value = pin-32;
+        }else if (pin >= 48 && pin <= 51){
+            pin_value = pin-48;
+        }else if (pin == 100 || pin == 101){
+            pin_value = pin-100;
+        }else if (pin == 110 || pin == 111){
+            pin_value = pin-110;
+        }else if (pin >= 200 && pin <= 207){
+            pin_value = pin-200;
+        }else if (pin >= 210 && pin <= 217){
+            pin_value = pin-210;
+        }else if (pin == 303){
+            pin_value = pin-302;
+        }else if (pin == 307){
+            pin_value = pin-307;
+        }else if (pin == 308){
+            pin_value = pin-305;
+        }else if (pin == 309){
+            pin_value = pin-305;
+        }else if (pin == 310){
+            pin_value = pin-305;
+        }else if (pin == 311){
+            pin_value = pin-305;
+        }else if (pin == 323){
+            pin_value = pin-315;
+        }else if (pin == 334){
+            pin_value = pin-325;
+        }else if (pin == 653){
+            pin_value = pin-646;
+        }
+        
+        obj->mask = 0x1 << pin_value;
+        obj->pin_number = pin;
+        if(pin <=15) {
+            obj->reg_data = &CMSDK_GPIO0->DATAOUT ;
+            obj->reg_in  =         &CMSDK_GPIO0->DATA ;
+            obj->reg_dir =         &CMSDK_GPIO0->OUTENABLESET ;
+            obj->reg_dirclr = &CMSDK_GPIO0->OUTENABLECLR ;
+        } else if (pin >= 16 && pin <= 31){
+            obj->reg_data = &CMSDK_GPIO1->DATAOUT ;
+            obj->reg_in  =         &CMSDK_GPIO1->DATA ;
+            obj->reg_dir =         &CMSDK_GPIO1->OUTENABLESET ;
+            obj->reg_dirclr = &CMSDK_GPIO1->OUTENABLECLR ;
+        } else if (pin >= 32 && pin <= 47){
+            obj->reg_data = &CMSDK_GPIO2->DATAOUT;
+            obj->reg_in  =         &CMSDK_GPIO2->DATA;
+            obj->reg_dir =         &CMSDK_GPIO2->OUTENABLESET ;
+            obj->reg_dirclr = &CMSDK_GPIO2->OUTENABLECLR ;
+        }    else if (pin >= 48 && pin <= 51){
+            obj->reg_data = &CMSDK_GPIO3->DATAOUT;
+            obj->reg_in  =         &CMSDK_GPIO3->DATA;
+            obj->reg_dir =         &CMSDK_GPIO3->OUTENABLESET ;
+            obj->reg_dirclr = &CMSDK_GPIO3->OUTENABLECLR ;
+        } else if (pin == 100 || pin == 101){
+            obj->reg_data = &MPS2_FPGAIO->LED; //user leds
+            obj->reg_in  =  &MPS2_FPGAIO->LED;
+        } else if (pin == 110 || pin == 111){
+            obj->reg_data = &MPS2_FPGAIO->BUTTON; //user switches
+            obj->reg_in = &MPS2_FPGAIO->BUTTON; //user switches
+        }else if (pin >= 200 && pin <= 207){
+            obj->reg_data = &MPS2_SCC->LEDS; //mcc leds
+            obj->reg_in = &MPS2_SCC->LEDS; //mcc leds
+        }else if (pin >= 210 && pin <= 217){
+            obj->reg_in = &MPS2_SCC->SWITCHES; //mcc switches
+        }else if (pin == 303 || pin == 307){
+            obj->reg_data = &MPS2_FPGAIO->MISC; //spi chip select = 303, clcd chip select = 307
+        }else if (pin == 308 || pin == 309 || pin == 310 || pin == 311){
+            obj->reg_data = &MPS2_FPGAIO->MISC; //clcd control bits
+        }else if (pin == 323 || pin == 334 || pin == 653){ //spi 3 chip select = 323, spi 4 chip select = 334, adc chip select = 653
+            obj->reg_data = &MPS2_FPGAIO->MISC; //spi cs bits
+        }
+        
+        if (pin == 323){
+            CMSDK_GPIO0->ALTFUNCSET |= 0x1000;
+        }else if (pin == 334){
+            CMSDK_GPIO2->ALTFUNCSET |= 0x0040;
+        }else if (pin == 653){
+            CMSDK_GPIO1->ALTFUNCSET |= 0x0001;
+        }
+    }
+}
+
+void gpio_mode(gpio_t *obj, PinMode mode) {
+        pin_mode(obj->pin, mode);
+}
+
+void gpio_dir(gpio_t *obj, PinDirection direction) {
+        if(obj->pin >= 0 && obj->pin <= 51)
+            {        
+        switch (direction) {
+          case PIN_INPUT : *obj->reg_dirclr = obj->mask;  break;
+          case PIN_OUTPUT: *obj->reg_dir |= obj->mask; break;
+        }
+    } else {return;}
+}
+
+int gpio_is_connected(const gpio_t *obj){
+    if(obj->pin != (PinName)NC){
+        return 1;
+    } else {
+        return 0;
+    }
+}
+