Ben Katz / mbed-dev-f303

mbed library sources. Supersedes mbed-src.

Dependents:   Hobbyking_Cheetah_Compact Hobbyking_Cheetah_Compact_DRV8323_14bit Hobbyking_Cheetah_Compact_DRV8323_V51_201907 HKC_MiniCheetah ... more

Fork of mbed-dev by mbed official

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

Revision:
80:bdf1132a57cf
Parent:
0:9b334a45a8ff
Child:
144:ef7eb2e8f9f7
--- a/targets/hal/TARGET_ARM_SSG/TARGET_MPS2/gpio_api.c	Wed Mar 02 10:15:13 2016 +0000
+++ b/targets/hal/TARGET_ARM_SSG/TARGET_MPS2/gpio_api.c	Wed Mar 02 14:30:11 2016 +0000
@@ -18,95 +18,111 @@
 
 // function to enable the GPIO pin
 uint32_t gpio_set(PinName pin) {
-	return (1);
+    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;
-		}
-		
-		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
-		}
-	}
+        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);
+        pin_mode(obj->pin, mode);
 }
 
 void gpio_dir(gpio_t *obj, PinDirection direction) {
-		if(obj->pin >= 0 && obj->pin <= 51)
-			{		
+        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;
@@ -115,10 +131,10 @@
 }
 
 int gpio_is_connected(const gpio_t *obj){
-	if(obj->pin != (PinName)NC){
-		return 1;
-	} else {
-		return 0;
-	}
+    if(obj->pin != (PinName)NC){
+        return 1;
+    } else {
+        return 0;
+    }
 }