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Adds real GPS support to Raspberry Pi arch

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This commit is contained in:
Jonathan Bennett 2023-11-28 12:39:32 -06:00
parent ce8342d3e5
commit 423b8ad603
4 changed files with 19 additions and 5 deletions
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5
bin/config-dist.yaml
View File

@ -33,3 +33,8 @@ Lora:
GPIO:
# User: 6
# Define GPS
GPS:
# SerialPath: /dev/ttyS0

10
src/gps/GPS.cpp
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@ -7,6 +7,7 @@
#include "ubx.h"
#ifdef ARCH_PORTDUINO
#include "PortduinoGlue.h"
#include "meshUtils.h"
#include <ctime>
#endif
@ -15,11 +16,8 @@
#define GPS_RESET_MODE HIGH
#endif
#if defined(NRF52840_XXAA) || defined(NRF52833_XXAA) || defined(ARCH_ESP32)
#if defined(NRF52840_XXAA) || defined(NRF52833_XXAA) || defined(ARCH_ESP32) || defined(ARCH_RASPBERRY_PI)
HardwareSerial *GPS::_serial_gps = &Serial1;
#elif defined(ARCH_RASPBERRY_PI)
// need a translation layer to make _serial_gps work with pigpio https://abyz.me.uk/rpi/pigpio/cif.html#serOpen
HardwareSerial *GPS::_serial_gps = NULL;
#else
HardwareSerial *GPS::_serial_gps = NULL;
#endif
@ -907,6 +905,10 @@ GPS *GPS::createGps()
#if defined(PIN_GPS_EN)
if (!_en_gpio)
_en_gpio = PIN_GPS_EN;
#endif
#ifdef ARCH_RASPBERRY_PI
if (!settingsMap[has_gps])
return nullptr;
#endif
if (!_rx_gpio || !_serial_gps) // Configured to have no GPS at all
return nullptr;

7
src/platform/portduino/PortduinoGlue.cpp
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@ -147,6 +147,13 @@ void portduinoSetup()
if (yamlConfig["GPIO"]) {
settingsMap[user] = yamlConfig["GPIO"]["User"].as<int>(RADIOLIB_NC);
}
if (yamlConfig["GPS"]) {
std::string serialPath = yamlConfig["GPS"]["SerialPath"].as<std::string>("");
if (serialPath != "") {
Serial1.setPath(serialPath);
settingsMap[has_gps] = 1;
}
}
} catch (YAML::Exception e) {
std::cout << "*** Exception " << e.what() << std::endl;

2
src/platform/portduino/PortduinoGlue.h
View File

@ -4,7 +4,7 @@
extern std::map<int, int> settingsMap;
enum { use_sx1262, cs, irq, busy, reset, dio2_as_rf_switch, use_rf95, user, gpiochip };
enum { use_sx1262, cs, irq, busy, reset, dio2_as_rf_switch, use_rf95, user, gpiochip, has_gps };
int initGPIOPin(int pinNum, std::string gpioChipname);
#endif