Make SD-card work

src/input.h

@@ -2,28 +2,8 @@
 
 #include <PCF8574.h>
 
-/* GPIO Connections. */
-#ifdef USE_PAD_GPIO
-#define PIN_UP		2
-#define PIN_DOWN	3
-#define PIN_LEFT	4
-#define PIN_RIGHT	5
-#define PIN_A		6
-#define PIN_B		7
-#define PIN_SELECT	8
-#define PIN_START	9
-#else
-#define PIN_UP		0
-#define PIN_DOWN	1
-#define PIN_LEFT	2
-#define PIN_RIGHT	3
-#define PIN_A		5
-#define PIN_B		4
-#define PIN_SELECT	6
-#define PIN_START	7
-#endif
-
 void initJoypad();
+bool readJoypad(uint8_t pin);
 
-void handlePad();
+void handleJoypad();
 void handleSerial();