FireBull STM32F103 board file for GINPUT

1 files changed, 14 insertions, 5 deletions

diff --git a/drivers/ginput/touch/ADS7843/ginput_lld_mouse_board_firebull_stm32f103.h b/drivers/ginput/touch/ADS7843/ginput_lld_mouse_board_firebull_stm32f103.h
index ea939858..cba9497d 100644
--- a/drivers/ginput/touch/ADS7843/ginput_lld_mouse_board_firebull_stm32f103.h
+++ b/drivers/ginput/touch/ADS7843/ginput_lld_mouse_board_firebull_stm32f103.h
@@ -52,16 +52,15 @@ static __inline void init_board(void) {
  * @notapi

  */

 static __inline bool_t getpin_pressed(void) {

-	return;

+	return (!palReadPad(GPIOC, 4));

 }

-

 /**

  * @brief   Aquire the bus ready for readings

  *

  * @notapi

  */

 static __inline void aquire_bus(void) {

-	return;

+	spiAcquireBus(&SPID1);

 }

 

 /**

@@ -70,7 +69,7 @@ static __inline void aquire_bus(void) {
  * @notapi

  */

 static __inline void release_bus(void) {

-	return;

+	spiReleaseBus(&SPID1);

 }

 

 /**

@@ -82,7 +81,17 @@ static __inline void release_bus(void) {
  * @notapi

  */

 static __inline uint16_t read_value(uint16_t port) {

-	(void)port;

+    static uint8_t txbuf[3] = {0};

+    static uint8_t rxbuf[3] = {0};

+    uint16_t ret;

+

+    txbuf[0] = port;

+

+    spiExchange(&SPID1, 3, txbuf, rxbuf);

+

+    ret = (rxbuf[1] << 5) | (rxbuf[2] >> 3); 

+

+    return ret;

 }

 

 #endif /* _GINPUT_LLD_MOUSE_BOARD_H */