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Probe for GT911 address if TOUCH_IRQ not set

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This commit is contained in:
fvanroie 2023-02-23 18:07:12 +01:00
parent 6e21425fa8
commit 6f089d9145
1 changed files with 25 additions and 1 deletions
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26
src/drv/touch/touch_driver_gt911.cpp
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@ -96,9 +96,33 @@ void TouchGt911::init(int w, int h)
{ {
Wire.begin(TOUCH_SDA, TOUCH_SCL, (uint32_t)I2C_TOUCH_FREQUENCY); Wire.begin(TOUCH_SDA, TOUCH_SCL, (uint32_t)I2C_TOUCH_FREQUENCY);
touch.setHandler(GT911_setXY); touch.setHandler(GT911_setXY);
GTInfo* info;
if(touch.begin(TOUCH_IRQ, TOUCH_RST, I2C_TOUCH_ADDRESS)) { if(touch.begin(TOUCH_IRQ, TOUCH_RST, I2C_TOUCH_ADDRESS)) {
GTInfo* info = touch.readInfo(); info = touch.readInfo();
if(info->xResolution > 0 && info->yResolution > 0) goto found;
}
#if TOUCH_IRQ == -1
if(touch.begin(TOUCH_IRQ, TOUCH_RST, 0x5d)) {
info = touch.readInfo();
if(info->xResolution > 0 && info->yResolution > 0) goto found;
}
if(touch.begin(TOUCH_IRQ, TOUCH_RST, 0x5d)) {
info = touch.readInfo();
if(info->xResolution > 0 && info->yResolution > 0) goto found;
}
if(touch.begin(TOUCH_IRQ, TOUCH_RST, 0x14)) {
info = touch.readInfo();
if(info->xResolution > 0 && info->yResolution > 0) goto found;
}
if(touch.begin(TOUCH_IRQ, TOUCH_RST, 0x14)) {
info = touch.readInfo();
if(info->xResolution > 0 && info->yResolution > 0) goto found;
}
#endif
found:
if(info->xResolution != 0 && info->yResolution != 0) {
LOG_INFO(TAG_DRVR, "GT911 %s (%dx%d)", D_SERVICE_STARTED, info->xResolution, info->yResolution); LOG_INFO(TAG_DRVR, "GT911 %s (%dx%d)", D_SERVICE_STARTED, info->xResolution, info->yResolution);
// uint8_t len = touch.fwResolution(480, 272); // uint8_t len = touch.fwResolution(480, 272);
} else { } else {