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Skip setting up Lora GPIO lines when using a ch341 radio on native (#8506)

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This commit is contained in:
Jonathan Bennett
2025-11-01 12:45:11 -05:00
committed by GitHub
parent 16b1280804
commit c46abe125c
1 changed files with 8 additions and 3 deletions
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11
src/platform/portduino/PortduinoGlue.cpp
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@@ -393,11 +393,17 @@ void portduinoSetup()
// Need to bind all the configured GPIO pins so they're not simulated
// TODO: If one of these fails, we should log and terminate
for (auto i : portduino_config.all_pins) {
if (i->enabled)
// In the case of a ch341 Lora device, we don't want to touch the system GPIO lines for Lora
// Those GPIO are handled in our usermode driver instead.
if (i->config_section == "Lora" && portduino_config.lora_spi_dev == "ch341") {
continue;
}
if (i->enabled) {
if (initGPIOPin(i->pin, gpioChipName + std::to_string(i->gpiochip), i->line) != ERRNO_OK) {
printf("Error setting pin number %d. It may not exist, or may already be in use.\n", i->line);
exit(EXIT_FAILURE);
}
}
}
// Only initialize the radio pins when dealing with real, kernel controlled SPI hardware
@@ -423,8 +429,7 @@ int initGPIOPin(int pinNum, const std::string gpioChipName, int line)
{
#ifdef PORTDUINO_LINUX_HARDWARE
std::string gpio_name = "GPIO" + std::to_string(pinNum);
std::cout << gpio_name;
printf("\n");
std::cout << "Initializing " << gpio_name << " on chip " << gpioChipName << std::endl;
try {
GPIOPin *csPin;
csPin = new LinuxGPIOPin(pinNum, gpioChipName.c_str(), line, gpio_name.c_str());