esphome/esphome/components/libretiny/gpio_arduino.cpp
Kuba Szczodrzyński a9630ac847
Support for LibreTiny platform (RTL8710, BK7231 & other modules) (#3509)
Co-authored-by: Kuba Szczodrzyński <kuba@szczodrzynski.pl>
Co-authored-by: Sam Neirinck <git@samneirinck.com>
Co-authored-by: David Buezas <dbuezas@users.noreply.github.com>
Co-authored-by: Stroe Andrei Catalin <catalin2402@gmail.com>
Co-authored-by: Sam Neirinck <github@samneirinck.be>
Co-authored-by: Péter Sárközi <xmisterhu@gmail.com>
Co-authored-by: Hajo Noerenberg <hn@users.noreply.github.com>
2023-09-05 10:16:08 +12:00

105 lines
2.9 KiB
C++

#ifdef USE_LIBRETINY
#include "gpio_arduino.h"
#include "esphome/core/log.h"
namespace esphome {
namespace libretiny {
static const char *const TAG = "lt.gpio";
static int IRAM_ATTR flags_to_mode(gpio::Flags flags) {
if (flags == gpio::FLAG_INPUT) {
return INPUT;
} else if (flags == gpio::FLAG_OUTPUT) {
return OUTPUT;
} else if (flags == (gpio::FLAG_INPUT | gpio::FLAG_PULLUP)) {
return INPUT_PULLUP;
} else if (flags == (gpio::FLAG_INPUT | gpio::FLAG_PULLDOWN)) {
return INPUT_PULLDOWN;
} else if (flags == (gpio::FLAG_OUTPUT | gpio::FLAG_OPEN_DRAIN)) {
return OUTPUT_OPEN_DRAIN;
} else {
return 0;
}
}
struct ISRPinArg {
uint8_t pin;
bool inverted;
};
ISRInternalGPIOPin ArduinoInternalGPIOPin::to_isr() const {
auto *arg = new ISRPinArg{}; // NOLINT(cppcoreguidelines-owning-memory)
arg->pin = pin_;
arg->inverted = inverted_;
return ISRInternalGPIOPin((void *) arg);
}
void ArduinoInternalGPIOPin::attach_interrupt(void (*func)(void *), void *arg, gpio::InterruptType type) const {
PinStatus arduino_mode = (PinStatus) 255;
switch (type) {
case gpio::INTERRUPT_RISING_EDGE:
arduino_mode = inverted_ ? FALLING : RISING;
break;
case gpio::INTERRUPT_FALLING_EDGE:
arduino_mode = inverted_ ? RISING : FALLING;
break;
case gpio::INTERRUPT_ANY_EDGE:
arduino_mode = CHANGE;
break;
case gpio::INTERRUPT_LOW_LEVEL:
arduino_mode = inverted_ ? HIGH : LOW;
break;
case gpio::INTERRUPT_HIGH_LEVEL:
arduino_mode = inverted_ ? LOW : HIGH;
break;
}
attachInterruptParam(pin_, func, arduino_mode, arg);
}
void ArduinoInternalGPIOPin::pin_mode(gpio::Flags flags) {
pinMode(pin_, flags_to_mode(flags)); // NOLINT
}
std::string ArduinoInternalGPIOPin::dump_summary() const {
char buffer[32];
snprintf(buffer, sizeof(buffer), "%u", pin_);
return buffer;
}
bool ArduinoInternalGPIOPin::digital_read() {
return bool(digitalRead(pin_)) ^ inverted_; // NOLINT
}
void ArduinoInternalGPIOPin::digital_write(bool value) {
digitalWrite(pin_, value ^ inverted_); // NOLINT
}
void ArduinoInternalGPIOPin::detach_interrupt() const {
detachInterrupt(pin_); // NOLINT
}
} // namespace libretiny
using namespace libretiny;
bool IRAM_ATTR ISRInternalGPIOPin::digital_read() {
auto *arg = reinterpret_cast<ISRPinArg *>(arg_);
return bool(digitalRead(arg->pin)) ^ arg->inverted; // NOLINT
}
void IRAM_ATTR ISRInternalGPIOPin::digital_write(bool value) {
auto *arg = reinterpret_cast<ISRPinArg *>(arg_);
digitalWrite(arg->pin, value ^ arg->inverted); // NOLINT
}
void IRAM_ATTR ISRInternalGPIOPin::clear_interrupt() {
auto *arg = reinterpret_cast<ISRPinArg *>(arg_);
detachInterrupt(arg->pin);
}
void IRAM_ATTR ISRInternalGPIOPin::pin_mode(gpio::Flags flags) {
auto *arg = reinterpret_cast<ISRPinArg *>(arg_);
pinMode(arg->pin, flags_to_mode(flags)); // NOLINT
}
} // namespace esphome
#endif // USE_LIBRETINY