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Update to touchpad LLDs to use new structure.

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This commit is contained in:
Kumar Abhishek 2012-08-09 16:26:08 +05:30
parent 58ddfd9210
commit 823db82c7f
2 changed files with 28 additions and 43 deletions
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26
halext/drivers/touchpad/touchpadADS7843/touchpad_lld.c
View file

@ -52,19 +52,11 @@
/* Driver exported variables. */
/*===========================================================================*/
#if !defined(__DOXYGEN__)
TOUCHPADDriver Touchpad;
#endif
/*===========================================================================*/
/* Driver local variables. */
/*===========================================================================*/
static const SPIConfig spicfg = {
NULL,
TP_CS_PORT,
TP_CS,
SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0,
};
static TOUCHPADDriver* tpDriver;
/*===========================================================================*/
/* Driver local functions. */
@ -86,7 +78,7 @@ static const SPIConfig spicfg = {
* @notapi
*/
void tp_lld_init(TOUCHPADDriver *tp) {
spiStart(tp->spid, &spicfg);
spiStart(tp->spip, tp->spicfg);
}
/**
@ -100,10 +92,10 @@ uint16_t tp_lld_read_x(void) {
uint16_t y;
txbuf[0] = 0xd0;
TP_CS_LOW;
palClearPad(tpDriver->spicfg->ssport, tpDriver->spicfg->sspad);
spiSend(&SPID1, 1, txbuf);
spiReceive(&SPID1, 2, rxbuf);
TP_CS_HIGH;
palSetPad(tpDriver->spicfg->ssport, tpDriver->spicfg->sspad);
y = rxbuf[0] << 4;
y |= rxbuf[1] >> 4;
@ -122,10 +114,10 @@ uint16_t tp_lld_read_y(void) {
uint16_t y;
txbuf[0] = 0x90;
TP_CS_LOW;
palClearPad(tpDriver->spicfg->ssport, tpDriver->spicfg->sspad);
spiSend(&SPID1, 1, txbuf);
spiReceive(&SPID1, 2, rxbuf);
TP_CS_HIGH;
palSetPad(tpDriver->spicfg->ssport, tpDriver->spicfg->sspad);
y = rxbuf[0] << 4;
y |= rxbuf[1] >> 4;
@ -142,9 +134,9 @@ uint16_t tp_lld_read_y(void) {
*
* @noapi
*/
uint8_t tp_lld_irq(void) {
return (!palReadPad(TP_IRQ_PORT, TP_IRQ));
}
uint8_t tp_lld_irq(void) {
return (!palReadPad(tpDriver->tpIRQPort, tpDriver->tpIRQPin));
}
#endif
#endif /* HAL_USE_TOUCHPAD */

45
halext/drivers/touchpad/touchpadXPT2046/touchpad_lld.c
View file

@ -36,9 +36,6 @@
/* Driver local definitions. */
/*===========================================================================*/
#define TP_CS_HIGH palSetPad(TP_CS_PORT, TP_CS)
#define TP_CS_LOW palClearPad(TP_CS_PORT, TP_CS)
#ifdef UNUSED
#elif defined(__GNUC__)
# define UNUSED(x) UNUSED_ ## x __attribute__((unused))
@ -52,32 +49,27 @@
/* Driver exported variables. */
/*===========================================================================*/
#if !defined(__DOXYGEN__)
TOUCHPADDriver Touchpad;
#endif
/*===========================================================================*/
/* Driver local variables. */
/*===========================================================================*/
static const SPIConfig spicfg = {
NULL,
TP_CS_PORT,
TP_CS,
SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0,
};
static TOUCHPADDriver* tpDriver;
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver interrupt handlers. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver exported functions. */
/*===========================================================================*/
/* ---- Required Routines ---- */
/**
@ -86,7 +78,9 @@ static const SPIConfig spicfg = {
* @notapi
*/
void tp_lld_init(TOUCHPADDriver *tp) {
spiStart(tp->spid, &spicfg);
tpDriver=tp;
spiStart(tp->spip, tp->spicfg);
}
/**
@ -100,11 +94,10 @@ uint16_t tp_lld_read_x(void) {
uint16_t y;
txbuf[0] = 0xd0;
TP_CS_LOW;
palClearPad(tpDriver->spicfg->ssport, tpDriver->spicfg->sspad);
spiSend(&SPID1, 1, txbuf);
spiReceive(&SPID1, 2, rxbuf);
TP_CS_HIGH;
palSetPad(tpDriver->spicfg->ssport, tpDriver->spicfg->sspad);
y = rxbuf[0] << 4;
y |= rxbuf[1] >> 4;
@ -122,10 +115,10 @@ uint16_t tp_lld_read_y(void) {
uint16_t y;
txbuf[0] = 0x90;
TP_CS_LOW;
palClearPad(tpDriver->spicfg->ssport, tpDriver->spicfg->sspad);
spiSend(&SPID1, 1, txbuf);
spiReceive(&SPID1, 2, rxbuf);
TP_CS_HIGH;
palSetPad(tpDriver->spicfg->ssport, tpDriver->spicfg->sspad);
y = rxbuf[0] << 4;
y |= rxbuf[1] >> 4;
@ -135,15 +128,15 @@ uint16_t tp_lld_read_y(void) {
/* ---- Optional Routines ---- */
#if TOUCHPAD_HAS_IRQ || defined(__DOXYGEN__)
/*
* @brief for checking if touchpad is pressed or not.
*
* @return 1 if pressed / 0 if not pressed
*
* @noapi
*/
/*
* @brief for checking if touchpad is pressed or not.
*
* @return 1 if pressed / 0 if not pressed
*
* @noapi
*/
uint8_t tp_lld_irq(void) {
return (!palReadPad(TP_IRQ_PORT, TP_IRQ));
return (!palReadPad(tpDriver->tpIRQPort, tpDriver->tpIRQPin));
}
#endif