stm: Pin.c: Compute GPIO_PORT_COUNT instead of specifying manually

Author: jepler

ports/stm/common-hal/microcontroller/Pin.c

@@ -37,23 +37,20 @@ bool neopixel_in_use;
 #endif
 
 #if defined(TFBGA216)
-    #define GPIO_PORT_COUNT 11
-    GPIO_TypeDef * ports[GPIO_PORT_COUNT] = {GPIOA, GPIOB, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG, GPIOH, GPIOI, GPIOJ, GPIOK};
+    GPIO_TypeDef * ports[] = {GPIOA, GPIOB, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG, GPIOH, GPIOI, GPIOJ, GPIOK};
 #elif defined(LQFP144)
-    #define GPIO_PORT_COUNT 7
-    GPIO_TypeDef * ports[GPIO_PORT_COUNT] = {GPIOA, GPIOB, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG};
+    GPIO_TypeDef * ports[] = {GPIOA, GPIOB, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG};
 #elif defined(LQFP100_f4) || (LQFP100_x7)
-    #define GPIO_PORT_COUNT 5
-    GPIO_TypeDef * ports[GPIO_PORT_COUNT] = {GPIOA, GPIOB, GPIOC, GPIOD, GPIOE};
+    GPIO_TypeDef * ports[] = {GPIOA, GPIOB, GPIOC, GPIOD, GPIOE};
 #elif defined(LQFP64)
-    #define GPIO_PORT_COUNT 4
-    GPIO_TypeDef * ports[GPIO_PORT_COUNT] = {GPIOA, GPIOB, GPIOC, GPIOD};
+    GPIO_TypeDef * ports[] = {GPIOA, GPIOB, GPIOC, GPIOD};
 #elif defined(UFQFPN48)
-    #define GPIO_PORT_COUNT 3
-    GPIO_TypeDef * ports[GPIO_PORT_COUNT] = {GPIOA, GPIOB, GPIOC};
+    GPIO_TypeDef * ports[] = {GPIOA, GPIOB, GPIOC};
 #endif
 
 
+#define GPIO_PORT_COUNT (MP_ARRAY_SIZE(ports))
+
 STATIC uint16_t claimed_pins[GPIO_PORT_COUNT];
 STATIC uint16_t never_reset_pins[GPIO_PORT_COUNT];