ADS7843 fix

drivers/ginput/touch/ADS7843/ginput_lld_mouse.c

@@ -119,7 +119,7 @@ void ginput_lld_mouse_get_reading(MouseReading *pt) {
 		sampleBuf[i] = read_value(0xD1);
 	read_value(0xD0);
 	filter();
-	lastx = 42;//(coord_t)sampleBuf[3];
+	lastx = (coord_t)sampleBuf[3];
 
 	/* Get the Y value using the same process as above */
 	read_value(0x91);
@@ -127,7 +127,7 @@ void ginput_lld_mouse_get_reading(MouseReading *pt) {
 		sampleBuf[i] = read_value(0x91);
 	read_value(0x90);
 	filter();
-	lasty = 42;//(coord_t)sampleBuf[3];
+	lasty = (coord_t)sampleBuf[3];
 
 	// Release the bus
 	release_bus();

drivers/ginput/touch/ADS7843/ginput_lld_mouse_board_firebull_stm32f103.h

@@ -61,6 +61,8 @@ static __inline bool_t getpin_pressed(void) {
  */
 static __inline void aquire_bus(void) {
 	spiAcquireBus(&SPID1);
+    //TOUCHSCREEN_SPI_PROLOGUE();
+    palClearPad(GPIOC, 6);
 }
 
 /**
@@ -69,7 +71,9 @@ static __inline void aquire_bus(void) {
  * @notapi
  */
 static __inline void release_bus(void) {
+	palSetPad(GPIOC, 6);
 	spiReleaseBus(&SPID1);
+    //TOUCHSCREEN_SPI_EPILOGUE();
 }
 
 /**
@@ -90,8 +94,8 @@ static __inline uint16_t read_value(uint16_t port) {
     spiExchange(&SPID1, 3, txbuf, rxbuf);
 
     ret = (rxbuf[1] << 5) | (rxbuf[2] >> 3); 
-return 42;
-    return ret;
+    
+	return ret;
 }
 
 #endif /* _GINPUT_LLD_MOUSE_BOARD_H */

drivers/ginput/touch/ADS7843/ginput_lld_mouse_config.h

@@ -28,7 +28,7 @@
 #define _LLD_GINPUT_MOUSE_CONFIG_H
 
 #define GINPUT_MOUSE_EVENT_TYPE					GEVENT_TOUCH
-#define GINPUT_MOUSE_NEED_CALIBRATION			FALSE
+#define GINPUT_MOUSE_NEED_CALIBRATION			TRUE
 #define GINPUT_MOUSE_LLD_CALIBRATION_LOADSAVE	FALSE
 #define GINPUT_MOUSE_MAX_CALIBRATION_ERROR		4
 #define GINPUT_MOUSE_READ_CYCLES				4